Tomato Seeds - Indeterminate - Sweetie Cherry
Compact clusters of sugary red cherries ideal for snacking right off the vine.
- Non-GMO Safe Seed Pledge
- Seed packets printed on forestry-certified paper (FSC, SFI, Rainforest Alliance)
- Curbside-recyclable mailers; SFI-certified kraft paper
- 1% for the Planet partner — supports environmental nonprofits
- Compact, energy-efficient facility with lean, low-waste operations
- Seeds: When properly stored, planted, and cared for, we guarantee reasonable germination and true-to-type growth for one year from purchase.
- Non-seed products: Free from defects in materials and workmanship for 30 days from shipment.
Excludes factors outside our control (extreme weather, pests, gardener error). If something’s off, contact us—we’ll make it right with a replacement, repair, or refund.
We do not sell seeds that are GMO or BE.
USDA “bioengineered (BE)” foods are those with detectable genetic material that was modified using in vitro recombinant DNA (rDNA) techniques, in ways not obtainable through conventional breeding or found in nature. The USDA’s National Bioengineered Food Disclosure Standard uses “bioengineered” as the nationwide labeling term.
- Detectable modified genetic material in the final food
- Created via in vitro rDNA techniques (e.g., gene transfer)
- Modifications not achievable through conventional breeding or nature
Description
The Sweetie Cherry Tomato is an indeterminate heirloom variety known for its exceptionally high sugar content and old-fashioned garden sweetness. Maturing in about 65–75 days, Sweetie produces heavy clusters of 1–1.5 inch round fruits with deep red color, thin skin, and a smooth, juicy texture that bursts with flavor.
Fruits are sweet, rich, and balanced, making them ideal for fresh snacking, salads, or juicing. They also hold up beautifully when roasted or dried, concentrating their natural sugars even further. Sweetie’s flavor has made it a favorite for both home gardeners and farmers’ markets seeking dependable sweetness and visual appeal.
Plants are vigorous and productive, often reaching 6–8 feet with continuous fruiting through the season. They thrive in full sun and fertile, well-drained soil, with steady watering and mulching to retain moisture and prevent cracking.
A versatile and reliable cherry tomato, Sweetie delivers consistent yields, rich flavor, and long-lasting freshness—an ideal choice for gardeners who value sweetness without sacrificing that classic tomato tang.
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1. Choosing the Right Location
Light Requirements:
Tomatoes are sun-loving plants that require at least 6–8 hours of direct sunlight daily, though 8–10 hours is ideal for strong fruit set and flavor. Choose a site with full southern exposure whenever possible. Avoid shaded areas near trees, fences, or tall crops. Plants grown in partial sun may produce leggy growth and fewer fruits.
Soil Requirements:
Tomatoes thrive in well-drained, loamy soil enriched with organic matter. The optimal pH range is 6.0–6.8, though they tolerate slightly acidic conditions. Prepare beds ahead of time by incorporating aged compost, leaf mold, or well-rotted manure to improve structure, fertility, and microbial activity.
Avoid compacted or waterlogged soil, which restricts root growth.
Sandy soils warm faster and suit early crops; heavier soils retain moisture better in dry climates.
Rotate planting sites annually to prevent nutrient depletion and disease buildup.
Soil Preparation Tip:
Before sowing or transplanting, loosen the top 8–12 inches of soil and blend in 2–3 inches of organic compost. If needed, amend with bone meal for phosphorus and greensand or kelp meal for potassium to promote strong roots and flowering.
2. Starting Seeds Indoors
Timing:
Sow tomato seeds 6–8 weeks before the final expected frost date. Adjust timing to your region so that transplants are ready to go outside once the soil has warmed to at least 60°F (16°C) and nighttime temperatures remain above 50°F (10°C).
Containers and Medium:
Use clean trays or small pots filled with a sterile, fine-textured seed-starting mix. Avoid heavy garden soil, which compacts easily and harbors pathogens.
Sowing Depth:
Sow seeds ¼ inch deep, cover lightly, and mist gently to settle the soil. Maintain even moisture—damp but never soggy.
Germination Conditions:
Tomato seeds germinate best at 75–85°F (24–29°C). Use a heat mat if needed. Germination typically occurs within 5–10 days, though some heirloom varieties may take up to two weeks.
Light After Germination:
Once sprouts appear, move trays to a bright, warm location or under full-spectrum grow lights. Provide 14–16 hours of light per day to prevent leggy growth. Keep lights about 2–3 inches above the seedlings and raise them as plants grow.
3. Transplanting Seedlings
Thinning:
Once seedlings develop their first set of true leaves, thin weaker ones to ensure each has ample light and airflow. Handle gently by the leaves, not the stems.
Potting Up:
When seedlings reach 3–4 inches tall, transplant them into larger pots (3–4 inches wide). Bury the stems up to the first true leaves—tomatoes form new roots along buried stems, creating stronger plants.
Hardening Off:
7–10 days before transplanting outdoors, gradually acclimate plants to outdoor conditions:
Start with 1–2 hours of filtered sun the first day.
Increase exposure each day, reducing watering slightly to toughen the stems.
Avoid windy or cold days during hardening.
4. Planting Outdoors
Timing:
Transplant tomatoes after the danger of frost has passed and the soil is warm. Soil temperatures below 55°F (13°C) can stunt root growth. Early planting can be improved by warming the soil with black plastic or row covers two weeks prior to transplanting.
Planting Depth:
Plant deeply—bury the stem up to the first or second set of true leaves. This encourages a robust root system. In heavy clay soil, plant slightly shallower and mound soil around the base.
Spacing:
Determinate (bush) types: 18–24 inches apart
Indeterminate (vining) types: 24–36 inches apart
Rows: Space rows 30–42 inches apart for good airflow and access.
Proper spacing reduces humidity around leaves, helping prevent fungal disease and promoting even ripening.
Watering at Planting:
Water thoroughly after transplanting to settle soil around the roots. Use lukewarm, non-chlorinated water. Avoid overhead watering—direct it at the base to minimize leaf wetness and disease spread.
5. Watering and Moisture Management
Initial Watering:
Keep the soil evenly moist but never waterlogged during germination and early growth. Light, frequent watering helps young roots establish.
Ongoing Watering:
Once established, switch to deep, infrequent watering, encouraging roots to grow downward. Aim for about 1–1.5 inches of water per week, adjusting for weather and soil type. Water early in the day so foliage dries before evening.
Organic Tip:
Use rainwater whenever possible—its natural minerals and softness encourage better plant health compared to chlorinated tap water.
6. Temperature and Climate Conditions
Tomatoes favor warm conditions with daytime temperatures between 70–85°F (21–29°C) and nighttime temperatures above 55°F (13°C). Extended cold slows growth, while prolonged heat above 95°F (35°C) may reduce fruit set.
In hot climates, provide light afternoon shade using shade cloth or tall companion crops (basil, corn, or sunflowers). In cooler regions, use row covers or cloches to retain warmth during early growth. Maintain steady soil warmth for optimal root activity.
7. Fertility and Soil Feeding
Before planting, mix compost into the soil at a rate of about 1 part compost to 3 parts native soil. Tomatoes are moderate-to-heavy feeders but respond best to slow, balanced nutrition.
At planting time: mix a small handful of organic tomato fertilizer, bone meal, or worm castings into the hole.
Mid-season: side-dress with compost or dilute fish emulsion every 3–4 weeks.
Avoid over-fertilizing with nitrogen, which produces lush foliage but few fruits.
8. Early Support and Spacing Care
Install stakes, cages, or trellises at planting to avoid root disturbance later. Even determinate types benefit from light support to prevent fruit from touching the soil.
Maintain generous spacing to improve air circulation and light penetration—critical for disease prevention and even ripening.
9. Mulching and Moisture Control
After transplanting, apply 2–3 inches of organic mulch (straw, shredded leaves, or composted bark) around the base of each plant. Leave a small gap around the stem to prevent rot.
Mulch helps:
Retain soil moisture
Regulate temperature
Suppress weeds
Prevent soil from splashing onto leaves (reducing blight risk)
Refresh mulch as it decomposes throughout the season.
10. Organic Pest and Disease Prevention at Planting
Healthy soil and spacing are your best defense. Avoid synthetic chemicals—rely on prevention and natural balance.
Pests: Keep an eye out for aphids, hornworms, and whiteflies. Use neem oil, insecticidal soap, or hand-picking to control populations early.
Disease Prevention:
Water at the base to avoid wet leaves.
Provide good air flow between plants.
Rotate crops yearly; avoid planting tomatoes after peppers, potatoes, or eggplants.
Use compost teas (aerated or non-aerated) as a soil drench to boost microbial health.
Companion plants like basil, marigold, garlic, and borage help deter pests naturally while enhancing pollination and flavor.Choosing the Right Location:
Light Requirements: Tomato - Yellow Pear thrives in full sun. Select a location that receives at least 6-8 hours of direct sunlight daily.
Soil Requirements: Prefers well-drained, fertile soil with a pH of 6.0-6.8. Although adaptable to various soil types, it grows best in loamy soil enriched with organic matter.
Planting Seeds:
Timing: Start seeds indoors 6-8 weeks before the last expected frost date. Transplant seedlings outdoors after the last frost when the soil has warmed.
Sowing Depth: Sow seeds 1/4 inch deep in seed-starting mix. Cover lightly with soil and water gently.
Spacing: Thin seedlings to 18-24 inches apart when transplanting to allow adequate space for growth. Rows should be spaced about 24-36 inches apart.
Watering:
Initial Watering: Keep the soil consistently moist but not waterlogged until the seeds germinate, which typically takes 7-14 days.
Ongoing Watering: Once established, water deeply and regularly, especially during dry periods. Water the plants at the base to avoid wetting the foliage, which can lead to fungal diseases.
Temperature and Climate:
Preferred Temperature: Tomato - Yellow Pear grows best in warm temperatures ranging from 70-85°F (21-29°C). It can tolerate higher temperatures but may require more frequent watering during extreme heat.
Fertilization:
Feeding: Incorporate organic matter such as compost into the soil before planting. Use a balanced, all-purpose fertilizer at planting time and side-dress with compost or organic fertilizer mid-season.
Pruning and Thinning:
Thinning: Thin seedlings to prevent overcrowding, which can hinder growth and reduce air circulation.
Pruning: Prune suckers (the small shoots that grow between the stem and branches) to promote larger fruit production. Stake or cage plants to support the vines and improve air circulation.
Mulching:
Mulch Application: Apply a layer of organic mulch around the base of the plants to retain soil moisture, suppress weeds, and regulate soil temperature. Avoid piling mulch directly against the stems to prevent rot.
Pest and Disease Management:
Common Pests: While tomatoes can attract pests such as aphids, tomato hornworms, and whiteflies, using insecticidal soap or neem oil can help control these pests if necessary.
Diseases: Ensure good air circulation around the plants to prevent fungal diseases. Avoid overhead watering to minimize the risk of mildew and other fungal issues. Crop rotation and proper spacing can also help reduce disease incidence.
Watering
Provide 1–1½ inches of water weekly, increasing slightly during dry spells or peak fruiting.
Water deeply and consistently to promote deep root development and prevent cracking.
Use drip irrigation or soaker hoses for even moisture at soil level while keeping foliage dry.
Avoid overhead watering, especially in the evening, to reduce disease risk.
Apply 2–3 inches of mulch—straw, compost, or shredded leaves—once soil warms to stabilize moisture and temperature.
Tip: Consistent watering enhances the high sugar content of Sweetie tomatoes, producing firm, candy-sweet fruit clusters.
Fertilizing
Incorporate 2–3 inches of compost or well-aged manure before planting.
Feed every 2–3 weeks during vegetative growth with a balanced organic fertilizer (10-10-10 or similar).
Once flowering begins, switch to a low-nitrogen, high-potassium blend (5-10-10) to encourage flowering and fruiting.
Supplement calcium or kelp extract monthly to prevent blossom end rot and strengthen plant structure.
Avoid excessive nitrogen—too much promotes foliage instead of fruit.
Tip: A light feeding of compost tea midseason keeps plants producing heavily without reducing sweetness.
Weeding & Mulching
Keep soil free of weeds to prevent nutrient competition and harboring pests.
Mulch 2–3 inches deep with organic matter to retain moisture, moderate soil heat, and suppress weeds.
When weeding, take care not to disturb shallow feeder roots near the surface.
Sun & Heat Management
Provide full sun exposure—6–8 hours daily ensures abundant, flavorful fruit.
Ideal air temperatures: 75–90°F (24–32°C).
Above 95°F (35°C), use 30–40% shade cloth to prevent blossom drop and sunscald.
Ensure adequate airflow between plants to reduce humidity and disease pressure.
Tip: Light pruning promotes airflow and even ripening, helping fruit reach its signature bright red gloss.
Spacing & Support
Space plants 24–30 inches apart with 36–48 inches between rows.
As an indeterminate variety, Sweetie needs strong staking or caging to support long, heavy-bearing vines.
Train plants vertically to improve airflow and ease of harvest.
Remove lower leaves below the first flower cluster to prevent soil splash and reduce blight risk.
Tip: Regular pruning of small suckers helps direct energy into dense, flavorful fruit clusters.
Companion Planting
Good Companions: Basil, marigolds, chives, carrots, garlic, and parsley deter pests and enhance flavor.
Avoid: Fennel, corn, and brassicas that may inhibit tomato growth.
Interplant with flowering herbs like dill or coriander to attract beneficial pollinators and pest predators.
Tip: Plant basil near Sweetie to intensify sweetness and repel aphids naturally.
Container Growing
Excellent for large containers (minimum 15 gallons) with sturdy cage or stake support.
Use rich organic potting soil with compost and perlite for good drainage and aeration.
Water daily in hot weather—container plants dry rapidly.
Feed every 10–14 days with compost tea or a liquid tomato fertilizer for continued productivity.
Tip: Harvest frequently to encourage new flowering and extended fruiting throughout the season.
Season Extension
Use row covers or low tunnels early in the season to retain warmth and shield transplants from cold nights.
Preheat soil with black plastic mulch in cooler regions before transplanting.
As frost nears, remove new blossoms 4 weeks before the expected frost date to concentrate ripening energy.
Harvest nearly ripe fruits before frost and finish ripening indoors at 65–70°F (18–21°C).
Tip: Sweetie’s small fruits continue to ripen well indoors—store them stem-side down for best results.
Harvesting:
Harvest when fruits reach their full, deep red color and the skin feels taut yet supple to gentle pressure. Ripe Sweetie cherries detach easily from the vine with a soft twist or by clipping clusters with pruning shears. Regular harvesting every two to three days encourages consistent flowering and prolonged fruiting throughout the season.
Avoid picking after rainfall or heavy watering, as moisture may reduce flavor concentration and increase splitting risk. Handle delicately — the thin skin bruises easily if squeezed or dropped.
If picked slightly underripe, allow fruits to ripen indoors at room temperature away from direct sunlight. To preserve flavor, never refrigerate unless the fruit is fully ripe and must be held short-term.
Flavor & Culinary Use:
True to its name, Sweetie Cherry offers one of the highest natural sugar contents among cherry tomatoes, with a bright, candy-like sweetness balanced by mild acidity. The flavor is clean, vibrant, and sun-warmed, making it a favorite for fresh eating straight from the vine.
Excellent for salads, snack trays, and garnishes, where its sweetness contrasts beautifully with greens and cheeses. When roasted, Sweetie cherries caramelize into intensely flavored morsels ideal for pasta, pizza, or flatbread toppings.
Their thin skin and juicy flesh make them perfect for juicing or blending into fresh tomato gazpacho and homemade sauces. Sweetie also dehydrates well, producing sweet, chewy sun-dried tomatoes with a honeyed aroma.
Handling & Storage:
Store harvested fruit at 55–70°F (13–21°C) in a single layer, stem-side down, to avoid bruising. Keep in a cool, dry, and well-ventilated area — high humidity accelerates spoilage.
Avoid refrigeration, as it dulls Sweetie’s signature sugary flavor and alters texture. For short-term holding, use shallow trays or breathable baskets lined with paper to absorb moisture.
If needed, harvest fruits just before full ripeness to extend storage life; they’ll continue to ripen naturally at room temperature while maintaining their sweetness. When selling or displaying, minimize stacking to preserve the skin’s sheen and integrity.
Pruning & Support:
As an indeterminate vine, Sweetie Cherry benefits from structured vertical support and consistent pruning. Provide sturdy cages, trellises, or single stakes 6–7 feet tall to accommodate vigorous growth and heavy fruit clusters.
After establishment, remove lower leaves to prevent soil-borne disease splash-up and improve air circulation. Pinch small suckers below the first flower cluster to focus energy on fruiting.
Maintain moderate pruning throughout the season — excessive defoliation can expose fruit to sunscald. This variety’s high productivity means regular vine management helps maintain airflow and simplifies harvest.
Sun & Water Tips:
Provide 6–8 hours of full sunlight per day to promote high sugar production and bright color. Consistent, strong light ensures maximum sweetness and firm texture. In regions where temperatures exceed 95°F (35°C), use light afternoon shade to prevent fruit softening.
Maintain steady soil moisture with deep watering once or twice weekly, rather than frequent shallow watering. Uneven watering may cause cracking or reduce flavor concentration. Apply mulch (straw, composted leaves, or pine needles) once the soil warms to retain moisture and regulate root-zone temperature.
Drip or soaker irrigation is ideal to keep the foliage dry and reduce disease risk, particularly in humid environments.
Seed Saving:
Select seed from the healthiest plants producing uniform, sweet, deep red fruit true to type. Allow fruit chosen for seed saving to ripen fully on the vine to ensure mature embryo development.
Scoop seeds and gel into a glass jar, add a small amount of water, and ferment for 2–3 days to remove the natural germination-inhibiting coating. Stir daily to prevent mold buildup.
After fermentation, rinse thoroughly and dry seeds on a non-stick surface or mesh for 7–10 days in a shaded, airy location. Store in airtight containers in a cool, dark place. Properly cured Sweetie seeds remain viable for 4–6 years.
As an open-pollinated variety, Sweetie will breed true unless cross-pollinated by nearby tomatoes. For purity, maintain at least 25–50 feet of isolation or use pollination mesh covers.
Ecological & Pollinator Notes:
Sweetie Cherry thrives in gardens emphasizing soil health and ecological diversity. Interplant with flowering herbs such as calendula, sweet alyssum, or borage to attract pollinators and beneficial predators that keep pest populations in balance.
Rotate tomato crops every two to three years with legumes, leafy greens, or alliums to reduce soil-borne disease pressure. Avoid planting near other Solanaceae species (potatoes, eggplants, or peppers) to minimize pest crossover.
Maintain at least 24–36 inches of spacing between plants for optimal airflow. Annual compost additions support microbial activity, enhancing nutrient uptake and resilience.
Although tomatoes self-pollinate, Sweetie’s abundant flowers attract bees whose vibration improves fruit set and shape uniformity. Maintaining diverse pollinator habitat nearby supports healthy yields and stable ecosystems.
Culinary Pairings & Presentation Tips:
Sweetie’s vibrant flavor and jewel-like appearance make it ideal for fresh and artistic culinary presentations. Combine with basil, mozzarella pearls, and balsamic glaze for an elegant caprese skewer. Their sweetness contrasts beautifully with salty or tangy flavors — try with feta, olives, or citrus dressings.
For cooked dishes, blister or roast lightly to concentrate sugars and create caramelized undertones perfect for pasta or grain bowls. Their bright flavor also balances rich meats and creamy sauces.
In plating, mix Sweetie with yellow or purple cherry varieties for striking visual appeal. Their glossy skins and vivid color elevate everything from simple salads to fine dining garnishes.
Insects & Mites
Tomato Hornworms (large caterpillars, defoliation, and fruit scarring)
Controls: Handpick hornworms in early morning or evening when they are less active and easier to locate. Encourage parasitic wasps (Cotesia congregata) to provide natural control. Apply Bacillus thuringiensis (Bt) as a biological pesticide in late afternoon hours, ensuring thorough foliage coverage. Maintain weed-free garden borders to eliminate alternate hosts for hornworm moths.
Aphids (curled leaves, sticky residue, and reduced plant vigor)
Controls: Use yellow sticky traps to monitor populations. Apply insecticidal soap or neem oil every 5–7 days, making sure to coat the underside of leaves. Attract beneficial insects like lady beetles, hoverflies, and lacewings through companion planting of dill, fennel, yarrow, and nasturtium. Avoid overfertilization with nitrogen, which encourages tender, aphid-prone growth.
Whiteflies (leaf yellowing, honeydew, and sooty mold)
Controls: Deploy yellow sticky traps near the base of plants to catch adults. Spray neem oil or horticultural soap in the early morning or evening, repeating every 5–7 days during infestations. Introduce Encarsia formosa wasps for biological control. Keep plant density low to maintain airflow and reduce pest buildup.
Spider Mites (stippling, bronzing, and fine webbing on undersides of leaves)
Controls: Increase humidity and keep plants evenly watered to discourage mite outbreaks. Hose plants with water to dislodge mites. Apply horticultural oil or insecticidal soap weekly until populations subside. Avoid stressing plants with drought or excess nitrogen, both of which attract mites.
Diseases
Early Blight (Alternaria solani) (dark concentric spots, yellowing, and lower leaf dieback)
Controls: Rotate crops annually and avoid planting tomatoes after other Solanaceae crops. Prune for airflow, keeping foliage dry by watering at soil level. Apply copper-based fungicides at the first sign of infection. Remove and destroy affected leaves immediately to limit spread.
Septoria Leaf Spot (Septoria lycopersici) (numerous small, grayish leaf lesions causing early defoliation)
Controls: Maintain mulch to reduce soil splash. Prune lower leaves and provide ample spacing between plants. Apply copper or sulfur-based fungicides preventively during humid weather. Remove infected leaves promptly and avoid working among wet plants.
Fusarium Wilt (Fusarium oxysporum) (progressive yellowing, often starting on one side of the plant)
Controls: Grow resistant varieties when possible. Solarize soil prior to planting to reduce fungal spores. Maintain proper drainage and avoid overwatering. Remove infected plants and disinfect tools to prevent spread.
Physiological & Environmental Issues
Blossom End Rot (calcium deficiency, dark, sunken patches at the fruit’s base)
Controls: Maintain consistent soil moisture using mulch and drip irrigation. Test soil calcium levels and amend with lime or gypsum if necessary. Avoid excessive nitrogen, which can interfere with calcium uptake. Ensure steady watering, especially during fruit development.
Cracking and Splitting (caused by irregular watering or sudden heavy rain)
Controls: Maintain uniform watering practices. Use mulch to stabilize soil moisture. Harvest ripe fruits promptly during wet periods to minimize cracking. Avoid large fluctuations between dry and saturated conditions.
Sunscald (white or leathery patches on exposed fruit)
Controls: Maintain strong, healthy foliage cover. Avoid aggressive pruning that exposes fruit directly to sunlight. Provide light shade with cloth or row cover during extreme heat.
Monitoring & Prevention — Quick Checklist
Inspect plants at least twice weekly for pest or disease signs.
Practice annual crop rotation and avoid replanting in infected soil.
Mulch to reduce soil splash and maintain consistent moisture.
Prune for airflow while preserving adequate leaf cover.
Encourage beneficial insects through diverse companion planting.
Remove and destroy diseased plant material immediately.
Sanitize stakes, tools, and trellises regularly to prevent reinfection.
Q: What type of tomato is Sweetie?
Sweetie is an indeterminate, open-pollinated cherry tomato that produces clusters of round, deep-red fruits about 1 inch in diameter. True to its name, it’s known for its high sugar content and rich, sweet flavor — one of the sweetest cherry tomatoes available.
Q: How long does Sweetie take to mature?
Expect 65–75 days from transplant to first ripe fruit. Once it begins producing, it continues abundantly until frost.
Q: How long does it take for Sweetie seeds to germinate?
Seeds typically germinate in 5–10 days when kept between 75–90°F (24–32°C) with steady moisture.
Q: Does Sweetie need special soil conditions?
Sweetie thrives in rich, well-drained loam with a pH between 6.0 and 6.8. Compost and organic fertilizer enhance sweetness and yield.
Q: What spacing do Sweetie tomatoes need?
Space plants 24–36 inches apart in rows 3–4 feet apart. Provide trellising or cages, as vines are vigorous and heavily fruiting.
Q: Do I need more than one plant for pollination?
No. Tomatoes are self-pollinating, but pollinators or gentle shaking of flowers improve fruit set.
Q: Can I grow Sweetie in containers?
Yes. Use a 10–15 gallon container with nutrient-rich potting soil and strong staking or caging. Keep soil evenly moist to prevent cracking.
Q: How tall do Sweetie plants get?
Plants reach 6–7 feet when supported. Regular pruning improves airflow and keeps fruit accessible for harvest.
Q: Why aren’t my fruits as sweet as expected?
Low sunlight, excessive rain, or over-fertilizing with nitrogen can reduce sugar content. Ensure full sun and balanced nutrition.
Q: Why are my Sweetie tomatoes cracking?
Cracking often happens after irregular watering or heavy rainfall. Mulch and water consistently to reduce sudden moisture fluctuations.
Q: How should I harvest Sweetie tomatoes?
Pick when fruits are fully red, glossy, and slightly soft to the touch. Frequent harvesting encourages continual fruiting.
Q: How do I store Sweetie tomatoes after harvest?
Store at 55–70°F (13–21°C) in a single layer. Avoid refrigeration, as it dulls their sweetness and flavor.
Q: Are Sweetie tomatoes good for cooking?
Yes. They caramelize beautifully when roasted and add sweetness to sauces and salsas — but are best enjoyed fresh right off the vine.
Q: Are Sweetie tomatoes heirloom?
Yes. Sweetie is an heirloom variety known for its dependable sweetness and consistent performance across climates.
Q: Why are my tomatoes smaller than expected?
Overcrowding, drought, or extreme heat can limit fruit size. Maintain steady care and consistent watering for full clusters.
Q: Can I save seeds from Sweetie?
Yes — it’s open-pollinated. Select healthy, ripe fruit, ferment seeds 2–3 days in water, rinse, and dry before storing in a cool, dark place.
From Seed Indoors (Spring)
From Plant (Spring)
Fall Planting
Expected Harvest
Is this a good fit for your garden?
Tomatoes are one of the greatest agricultural gifts of the Indigenous peoples of the Americas. Long before European contact, Indigenous farmers of western South America and Mesoamerica had already domesticated wild Solanum species, transforming them from small, sour berries into richly flavored, productive crops. Grown in raised fields and terraced gardens, tomatoes became part of a vibrant food system alongside maize, beans, and chili peppers — a living agricultural science that continues among Indigenous growers today.
When tomato seeds traveled across the Atlantic in the 1500s, they carried that legacy with them. European growers, first skeptical, gradually embraced the fruit, refining new forms in Italy, France, and Spain. Yet every variety, from the smallest cherry to the densest paste tomato, still descends from those early Indigenous selections.
The Sweetie Cherry Tomato is a modern open-pollinated variety developed for gardeners seeking the perfect balance of sugar and acidity in a small-fruited tomato. Though its exact breeding origins date to the late 20th century, its foundation lies in centuries of careful selection — from Indigenous farmers who first nurtured wild Solanum pimpinellifolium to early seedkeepers in Europe and the Americas who refined sweetness and yield.
As a result of those long traditions, Sweetie carries the bright, candy-like flavor that defines many cherry tomatoes today, yet it remains deeply connected to the original purpose of seedkeeping: nourishment and continuity. Its consistent production and adaptability have made it a favorite among home growers, farmers’ markets, and educational seed-saving programs that emphasize the importance of open-pollinated genetics in a world dominated by hybrids.
In modern gardens, the Sweetie Cherry Tomato stands as both an innovation and an inheritance — proof that flavor-focused breeding still flourishes in the same spirit as the earliest agricultural experimentation. Every small, red fruit continues a legacy thousands of years in the making, reminding growers that sweetness is born not from novelty, but from generations of care.
Healthy, well-adapted plants form the foundation of a strong seed line. Select only plants that are disease-free, vigorous, and true to type. Look for traits you wish to preserve—flavor, yield, fruit size, shape, color, and resilience to local conditions.
Mark these plants early in the season with colored ties or labels. Observe them through harvest, ensuring they maintain strong growth and fruit uniformity. Avoid saving seeds from hybrid varieties unless intentionally breeding for new traits, as hybrids will not breed true. Open-pollinated and heirloom tomatoes are ideal because they reproduce faithfully from one generation to the next.
When possible, save from at least six to ten plants per variety to maintain genetic diversity and avoid narrowing the gene pool.
2. Harvesting Seeds
Allow fruits to ripen fully on the vine until they develop deep color and softness. Overripe tomatoes produce the most mature, viable seeds.
Harvest carefully to avoid bruising.
Slice the fruit across its middle (not stem to blossom end) to expose the seed cavities.
Scoop out the seeds along with the gel (locular material) into a clean glass or ceramic container.
Label each container with the variety name immediately to prevent mix-ups.
3. Fermentation: Nature’s Cleaning Process
Tomato seeds are encased in a gelatinous coating that contains growth inhibitors. Fermentation naturally removes this layer while reducing seedborne pathogens in an organic, chemical-free way.
How to ferment seeds:
Add enough non-chlorinated or rainwater to the seed pulp to make it fluid.
Loosely cover the container with a breathable cloth or lid to allow airflow while keeping insects out.
Place in a warm, shaded area (70–80°F / 21–27°C).
Stir the mixture once or twice daily to encourage even fermentation.
Within 2–4 days, a thin film or mold will form on the surface—this is normal. The process is complete when most viable seeds have sunk to the bottom and the liquid no longer appears gelatinous.
Do not ferment longer than 4 days, as over-fermentation can reduce germination rates.
4. Cleaning Seeds (Organic Methods)
Once fermentation is complete:
Add fresh water, stir, and let the good seeds settle.
Carefully pour off the floating pulp, debris, and non-viable seeds.
Repeat until the water runs clear.
Strain the clean seeds through a fine mesh or cheesecloth to remove excess water.
Optional organic sanitization:
Instead of bleach, use one of the following gentle, natural alternatives:
Hydrogen peroxide rinse: Soak seeds in a 3% hydrogen peroxide solution for 5 minutes, then rinse thoroughly with clean water.
Apple cider vinegar solution: 1 part vinegar to 10 parts water for 1 minute, followed by thorough rinsing.
Chamomile tea soak: Use cooled, strong chamomile tea as a mild antifungal rinse before drying.
Each option helps reduce fungal spores while maintaining organic integrity.
5. Drying Seeds
Spread cleaned seeds in a single layer on a ceramic plate, mesh screen, or parchment paper. Avoid metal trays and paper towels, which can stick or react with the seeds.
Dry in a warm, shaded, well-ventilated area—never in direct sunlight or above 95°F (35°C). Stir daily to prevent clumping and ensure uniform drying.
Seeds are fully dry when they feel hard and brittle, breaking rather than bending under pressure. This usually takes 7–14 days depending on humidity.
If drying indoors in humid climates, a small fan or food dehydrator on the lowest setting (around 85°F / 29°C) can speed the process safely.
6. Storing Seeds
Proper storage protects your seed legacy:
Packaging: Store dry seeds in paper envelopes for short-term or airtight glass jars for long-term storage. You may add a small pouch of silica gel, baked rice, or powdered milk wrapped in paper as a natural desiccant.
Labeling: Write variety name, year saved, and any notable traits or growing conditions.
Environment: Keep seeds in a cool, dark, and dry place. Ideal storage temperatures are between 35–45°F (1–7°C).
Avoid frequent temperature changes or exposure to moisture. Under good storage, tomato seeds remain viable for 4–10 years, sometimes longer when kept refrigerated or frozen with humidity control.
7. Testing Seed Viability
Before planting, test seed viability to ensure quality:
Moisten a paper towel with clean, non-chlorinated water and place 10 seeds on it.
Fold and seal it inside a plastic bag or covered dish.
Keep in a warm (75–80°F / 24–27°C), dark area for 5–7 days.
Count how many have germinated.
8–10 sprouts: excellent viability
6–7 sprouts: acceptable, plant more heavily
Below 6 sprouts: refresh seed stock next season
8. Preventing Cross-Pollination
Tomatoes are self-pollinating, but pollinators like bees can occasionally cause crossing between varieties. To ensure purity:
Space varieties 10–25 feet apart if possible.
Use fine mesh blossom bags or lightweight fabric covers on selected flowers to ensure self-pollination only.
Collect seeds from multiple fruits and plants to preserve genetic diversity.
For seed-saving gardens, consider grouping similar types (like all cherries or all beefsteaks) in separate zones to minimize accidental crosses.
Isolation is especially important if you grow rare or heritage varieties that you want to keep true to their line.
9. Record Keeping and Documentation
Good records turn seed saving into a living science. Record:
Parent plant characteristics
Harvest date and location
Fermentation duration
Cleaning and drying methods
Storage conditions
Germination test results
Add personal notes on taste, disease resistance, and performance in your region. This information builds a reliable record of adaptation over time, forming the backbone of your seed stewardship work.
10. Organic Tips for Success
Never use chlorinated tap water; it can damage the natural microbial balance in fermentation.
Compost the leftover tomato pulp and skins—they enrich your soil for the next growing season.
Rotate crops yearly to prevent soilborne disease buildup.
Encourage beneficial insects such as native bees, hoverflies, and lady beetles to maintain ecological pollination balance.
Avoid synthetic fungicides or seed treatments that disrupt the natural seed microbiome.
Rejuvenate seed lots every few years by growing out and resaving fresh seed to maintain vitality.
Label immediately—unlabeled seed is lost history.
Culinary Uses
Tomatoes are among the most useful and diverse crops a grower can raise. Their natural harmony of sweetness, tang, and savory depth makes them a foundation of cuisines across the world. Nearly every culture has found ways to preserve, cook, or celebrate the tomato, and each type offers its own best use.
General Preparation Methods
Fresh Eating: Tomatoes can be sliced, diced, or eaten whole for a refreshing burst of flavor. Their acidity balances rich or oily dishes, and their juice adds natural umami depth to plant-based meals.
Cooking: Tomatoes transform when heat is applied—their sugars caramelize, their acidity mellows, and flavors deepen. Stewed or roasted tomatoes form the base for soups, sauces, chutneys, and gravies.
Preserving: Tomatoes are among the easiest crops to preserve. They can be sun-dried, oven-dried, canned, or frozen, retaining their bright taste for winter use.
Fermentation and Pickling: Sliced green or ripe tomatoes can be fermented with salt or lacto-cultured for tangy condiments rich in beneficial microbes.
Juices and Pastes: Pureed tomatoes yield smooth juice or concentrated paste for storage, sauces, and cooking.
Uses by Type
Each category of tomato lends itself best to certain culinary or preservation uses:
Slicer Tomatoes (Large and Beefsteak types):
Best for sandwiches, burgers, and fresh salads. Their large, juicy slices hold flavor and texture well. Excellent for thick sauces or roasted preparations.
Cherry and Grape Tomatoes:
Naturally sweet and quick to mature, these are perfect for snacking, salads, roasting, and skewers. They can be dried or blistered in oil for concentrated flavor.
Paste and Plum Tomatoes (Roma types):
Contain less water and more flesh, making them ideal for cooking down into sauces, ketchups, and pastes. Their texture holds well in slow-cooked dishes.
Canning or Processing Varieties:
Balanced between juice and flesh, these tomatoes are excellent for large-batch preserving. They peel easily, making them useful for stewed tomatoes, soups, and juice.
Heirloom Tomatoes:
Valued for their distinct colors, shapes, and complex flavors. Best enjoyed fresh, in salads, or as centerpiece ingredients where their taste and appearance shine.
Green or Specialty Tomatoes:
Unripe fruits or green varieties can be fried, pickled, or used in relishes. Their firm flesh and bright acidity make them unique for savory applications.
Nutritional Benefits
Tomatoes contribute richly to a healthy diet without overstating medicinal claims. They are naturally low in calories and high in hydration, providing essential nutrients that support overall well-being:
Vitamins: High in vitamin C, vitamin K, and vitamin A (as beta-carotene), which support immune function, bone strength, and visual health.
Minerals: Provide potassium, manganese, and trace amounts of iron and copper.
Phytonutrients: Contain lycopene, beta-carotene, and chlorogenic acid—antioxidants that help neutralize free radicals.
Dietary Fiber: Promotes digestion and balances blood sugar when eaten with other whole foods.
Cooking tomatoes increases lycopene availability, while fresh tomatoes retain higher vitamin C content, making both raw and cooked forms valuable parts of the diet.
Cultural and Practical Benefits
Tomatoes carry deep cultural significance. They connect growers and cooks through shared tradition, adaptation, and local flavor. Their ease of growth and abundance make them a cornerstone of seed sovereignty and community gardening.
Adaptability: Tomatoes thrive in containers, raised beds, and open fields, providing harvests even in limited space.
Economic and Community Value: A reliable crop for market growers and home seedkeepers alike. Fresh tomatoes, sauces, and preserved goods can all be sold or traded within local economies.
Seed Stewardship: Saving tomato seeds encourages local adaptation to soil and climate. Over time, these saved lines develop regional hardiness and flavor that reflect the land itself.
Teaching and Sharing: Tomatoes are often a beginner’s introduction to seed saving, fermentation, and seasonal cooking, bridging generations and passing on knowledge through practice.
Everyday Benefits and Kitchen Versatility
Tomatoes bring balance and brightness to nearly any dish. They pair naturally with herbs like basil, oregano, thyme, and parsley; with onions, garlic, and peppers; and with proteins ranging from beans to fish and poultry.
They also serve as a base for numerous cultural staples:
Italian: Pasta sauces, bruschetta, and margherita pizzas.
Mexican: Salsas, pico de gallo, and tomato-chile stews.
Indian: Tomato curries, chutneys, and masala gravies.
Mediterranean: Tomato-cucumber salads, stewed vegetables, and roasted spreads.
American and Southern: Fried green tomatoes, tomato gravy, and canning traditions.
Their diversity of form—round, pear-shaped, oblong, ribbed, or miniature—mirrors their diversity of use. Each variety, from a sun-warmed cherry to a dense Roma, brings its own balance of sweetness, acidity, and aroma to the plate.
Environmental and Garden Benefits
Beyond the kitchen, tomatoes contribute to ecological resilience:
Pollinator Attraction: Tomato blossoms draw bumblebees and native pollinators.
Companion Planting: Pair well with basil, marigold, garlic, and carrots to deter pests and enrich nearby crops.
Soil-Building Potential: Mulching tomato beds with compost and organic matter strengthens soil structure for future plantings.
Diversity Preservation: Growing multiple tomato types maintains genetic diversity, supporting the larger ecosystem of cultivated food plants.
Shipped from U.S.A.
Our seeds are grown and sourced from the US. They're then packed and shipped from Colerain NC.
Triple tested
We regularly test the quality and germination rate of our seeds. We're so confident that our seeds are backed by a 1 year warranty!
Soil Readiness
for Tomato Plants (Solanum lycopersicum)Where to get a soil test
Best option: your state’s Cooperative Extension soil testing lab.
Summary
Recommended Amendments (per 100 sq ft)
How to Use
- Mix P & K sources into top 3–6″ a week or two before planting.
- If pH is low, apply lime 3–4 weeks pre-plant (or fall/winter).
- Side-dress tomatoes with ~0.1 lb N / 100 sq ft at first fruit set; a light second side-dress after heavy early harvest is optional.
- Keep soil evenly moist and mulch to help prevent blossom-end rot (a Ca/moisture issue).
- Add 1–2″ finished compost yearly to build organic matter.
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