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Grey Summer squash Seeds

Scientific name Cucurbita pepo L.

About this variety

Grey Summer squash seeds produce green summer squash, best harvested around 6-8 in, on bush plants. It is best suited to small gardens, raised beds, grilling, roasting, fresh slicing, and frequent summer harvests. mild, slightly sweet summer squash flavor with firm tender flesh Grow productive bush plants with mottled gray-green zucchini that stay mild, tender, and versatile when...

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At a glance

The facts most gardeners need first

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30 minimum seeds per packet
Gardener experience

Easy to moderate

Germination difficulty

Easy to moderate

Germination time

7-10 Days at 75–90 °F seed-zone soil temperature

  • Germination
    7-10 Daysa seed-zone soil temperature of 75–90 °F
  • Maturity
    50-59 DaysCounted from warm direct sowing or equivalent established transplant.
  • Sun
    Full sun
  • Support and spacing
    No support needed · space 24 in · rows 36 in
  • Growth habit
    Bush · Annual · 25–30 in tall
  • Best use
    small gardens, raised beds, grilling, roasting, fresh slicing, and frequent summer harvests
Secure checkout Details
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Triple-tested seed qualityRegular quality and germination checks support every packet.

We regularly test seed quality and germination as lots move through storage and packing. We stand behind the seed we send and want customers to contact us when a packet does not perform as reasonably expected.

1-year seed warrantyCoverage begins on the date of purchase.

When properly stored, planted, and cared for, we guarantee reasonable germination and true-to-type growth for one year from the date of purchase. Conditions outside our control—including extreme weather, pests, unsuitable storage, and gardener error—are excluded. Contact us when something is not right so we can review the situation and work toward a replacement, refund, or another fair resolution.

Non-GMO / BE seed policyWe do not buy or sell genetically engineered or bioengineered seed.

Every seed variety we sell is non-GMO.

USDA’s National Bioengineered Food Disclosure Standard defines bioengineered foods as containing detectable genetic material modified through in vitro recombinant DNA methods in ways not achievable through conventional breeding or found in nature.

  • Hybrid means parent lines were conventionally crossed; hybrid does not mean GMO.
  • Heirloom and open-pollinated describe how a variety is maintained and reproduced.
  • Organic certification is separate and is shown only when verified for the individual product.
Packed in Colerain, North CarolinaPrepared in our seed room for gardens across the country.

Seeds are packed and shipped from Colerain, North Carolina. Our packets use forestry-certified paper, and we use recyclable paper mailers where appropriate. AONSK is also a 1% for the Planet partner while continuing to reduce waste in packing and fulfillment.

Seed & Garden Calculators

Need a plan for your space?

Use the garden-fit planner and soil calculator to turn the recorded growing facts into a practical plan.

Open Seed & Garden Calculators Uses this product’s recorded growing information. Local weather and garden conditions may vary.

Variety field guide

What to expect from Grey Summer squash Seeds

Grey Summer squash seeds produce green summer squash, best harvested around 6-8 in, on bush plants.

Open the complete descriptionHide the complete descriptionVariety traits, flavor, garden use, and the complete description

Grey Summer squash seeds produce green summer squash, best harvested around 6-8 in, on bush plants. It is best suited to small gardens, raised beds, grilling, roasting, fresh slicing, and frequent summer harvests. mild, slightly sweet summer squash flavor with firm tender flesh Grow productive bush plants with mottled gray-green zucchini that stay mild, tender, and versatile when picked young.

Minimum seeds per packet: 30 seeds.

About Grey

Grey is an annual summer squash with green color, 25–30 in mature height or spread, and a bush habit. Harvest form or size: best harvested around 6-8 in. Botanically it is Cucurbita pepo L. Maturity or first bloom: 50-59 Days; germination: 7-10 Days at 75–90 °F. Best for small gardens, raised beds, grilling, roasting, fresh slicing, and frequent summer harvests. Mild, slightly sweet summer squash flavor with firm tender flesh.

History and provenance

Grey zucchini represents the pale, mottled summer squash types long grown in Mediterranean, Mexican, and American gardens. The useful traits are compact bush growth, distinct skin color, tenderness, and high productivity. Botanical record: Cucurbita pepo var. giromontiina. The broader crop history is kept separate from the documented history of the named variety. Where an exact breeder, introduction date, family story, or cultural attribution cannot be supported by a credible record, repeated claims are not presented as certain. Grey zucchini seeds produce mottled gray-green zucchini on productive bush plants. The defining kitchen quality is mild, slightly sweet summer squash flavor with firm tender flesh. Grey zucchini seeds are warm-season seed. Check plants often once flowering begins because summer squash can move from ideal size to oversized fruit within a few days.

Growing facts

Scientific name Cucurbita pepo L.
Life cycle Annual
Maturity / first bloom 50-59 Days
Germination 7-10 Days at 75–90 °F
Seed depth 1 in
Plant height / spread 25–30 in
Growth habit Bush
Spacing 24 in between plants; 36 in between rows
Sunlight Full sun
Soil Loamy; pH 6.0–6.5
Water Moderate
Support No-Support

Starting Grey from seed

How to grow Grey Summer squash

Botanical identity: Cucurbita pepo L. Life cycle: Annual.

Sow 1 in and use a seed-zone temperature near 75–90 °F. Expected emergence: 7-10 Days. No stratification; direct sow into warm soil or start briefly in biodegradable cells and transplant young

Plant during Late Spring. Space plants 24 in apart with 36 in between rows or planting bands.

Provide Full sun, moderate water, and loamy near pH 6.0–6.5. Support: No-Support.

Garden performance and care

Give Grey enough room for its bush growth. Direct irrigation to the soil, keep developing fruit on dry mulch or boards where rot is common, and leave seed-saving fruit on the plant beyond the eating stage. Expected emergence is 7-10 Days; the listed maturity or bloom timing is 50-59 Days.

Harvest, bloom, and uses

Grey is best for small gardens, raised beds, grilling, roasting, fresh slicing, and frequent summer harvests. Harvest form or size: best harvested around 6-8 in. Color at the principal harvest or mature stage: Green. Mild, slightly sweet summer squash flavor with firm tender flesh.

Saving seed

Seed saving for Grey Select several healthy, true-to-type plants so the saved lot represents the variety rather than one unusually early or large individual. Squash and gourds are insect-pollinated and cross readily with other varieties of the same species. Confirm the species identified for this crop, then isolate by distance or controlled hand pollination. Mark seed fruit and let it reach full biological maturity; summer squash must become large and hard, winter squash must develop full rind color, and luffa or hard-shell gourds must mature well beyond the edible stage. Cure sound fruit before extraction when the crop benefits from curing. Remove, wash, and dry seed to a hard, storage-ready condition. Maintain several representative plants and record species, population, isolation, fruit selection, curing, cleaning, and test date.

Common problems

Watch Grey for cucumber beetles, squash bugs where applicable, aphids, powdery or downy mildew, bacterial wilt, crown rot, poor pollination, and fruit damage on wet soil. Rotate cucurbit crops, provide airflow, water at the root zone, protect young plants before flowering, and remove covers when blossoms need pollinators. Do not work wet vines.

Frequently asked questions

When is Grey ready?

50-59 Days from warm direct sowing or equivalent established transplant

How long does germination take?

Expect 7-10 Days near 75–90 °F; actual emergence changes with moisture, seed condition, and soil temperature.

How large does it grow?

About 25–30 in with a bush habit. Support: No-Support.

Can it grow in a container?

Suitable for a large container with full sun, dependable drainage, steady water, and room for the mature canopy.

How is it used?

Primary uses: small gardens, raised beds, grilling, roasting, fresh slicing, and frequent summer harvests. Mild, slightly sweet summer squash flavor with firm tender flesh.

Can I save seed?

Yes where the crop biology allows, but keep compatible varieties isolated, use several healthy plants, wait for full seed maturity, dry thoroughly, and label the lot.

Seed & Garden CalculatorsOpen the garden-fit planner, planting-window questions, or soil calculator only when useful

Uses this product’s recorded growing information. Local weather, soil, and garden conditions may vary.

Garden-fit planning for this variety

Will Grey Summer squash Seeds fit your garden?

Check vine space, warmth, pollination, water, support, and harvest use. Start with the essentials, then open only the detail groups that matter to you.

Rules-based · no AI · optional answers

Add an optional ZIP code and planting date for a broad frost-window check.Use local forecasts and measured soil temperature for final planting decisions.
1Essential fitTiming, light, and space
2Temperature and exposureOptional microclimate detail
3Soil, drainage, and waterRoot-zone readiness
4Questions for this vining crop seedCrop-specific decisions
5Seed-starting fit and patienceMatch the propagation work
Recorded product profileBeginner to intermediateStraightforward in the recorded warm temperature rangeRead why
Soil test, pH, drainage, and amendment calculator Have a laboratory soil report? Enter pH, nutrients, texture, bed size, and site observations here. Open soil tools
Recorded soil typeLoamy
Recorded pH range6.0–6.5
Water needsModerate
LightFull sun

Laboratory report interpreter

Soil readiness for Grey Summer squash Seeds

Cucurbita pepo L.

Enter only the values your report provides. The result compares them with this crop’s recorded needs and keeps laboratory recommendations authoritative.

Core report valuesStart here
Advanced laboratory valuesOptional method-aware detail

Full growing record

Complete growing and seedkeeping record

Starting and plantingSeed preparation, sowing, germination, transplanting, spacing, and early establishment
How to grow Grey Summer squash

Botanical identity: Cucurbita pepo L. Life cycle: Annual.

Sow 1 in and use a seed-zone temperature near 75–90 °F. Expected emergence: 7-10 Days. No stratification; direct sow into warm soil or start briefly in biodegradable cells and transplant young

Plant during Late Spring. Space plants 24 in apart with 36 in between rows or planting bands.

Provide Full sun, moderate water, and loamy near pH 6.0–6.5. Support: No-Support.
Season-long growing guideWater, fertility, support, weather response, pollination, containers, and care through maturity
How to grow Grey Summer squash

Botanical identity: Cucurbita pepo L. Life cycle: Annual.

Sow 1 in and use a seed-zone temperature near 75–90 °F. Expected emergence: 7-10 Days. No stratification; direct sow into warm soil or start briefly in biodegradable cells and transplant young

Plant during Late Spring. Space plants 24 in apart with 36 in between rows or planting bands.

Provide Full sun, moderate water, and loamy near pH 6.0–6.5. Support: No-Support.
Harvest, storage, and usesRecognizing maturity, harvesting cleanly, handling, storage, and crop-appropriate uses

Harvest and storage

Harvest and use - Grey. 50-59 Days. Principal harvest form or size: best harvested around 6-8 in; color at the main harvest or mature stage: Green. Best for small gardens, raised beds, grilling, roasting, fresh slicing, and frequent summer harvests. Mild, slightly sweet summer squash flavor with firm tender flesh. For seed saving, allow selected fruit, pods, ears, or seed heads to reach full biological maturity rather than using the normal eating or cutting stage. Seed saving for Grey Select several healthy, true-to-type plants so the saved lot represents the variety rather than one unusually early or large individual.

Uses and garden roles

Grey is best for small gardens, raised beds, grilling, roasting, fresh slicing, and frequent summer harvests. Harvest form or size: best harvested around 6-8 in. Color at the principal harvest or mature stage: Green. Mild, slightly sweet summer squash flavor with firm tender flesh.
Seed savingSelection, pollination, isolation, full maturity, cleaning, drying, labeling, and storage
Seed saving for Grey Select several healthy, true-to-type plants so the saved lot represents the variety rather than one unusually early or large individual. Squash and gourds are insect-pollinated and cross readily with other varieties of the same species. Confirm the species identified for this crop, then isolate by distance or controlled hand pollination. Mark seed fruit and let it reach full biological maturity; summer squash must become large and hard, winter squash must develop full rind color, and luffa or hard-shell gourds must mature well beyond the edible stage. Cure sound fruit before extraction when the crop benefits from curing. Remove, wash, and dry seed to a hard, storage-ready condition. Maintain several representative plants and record species, population, isolation, fruit selection, curing, cleaning, and test date.
Pests, diseases, and troubleshootingPrevention, diagnosis, environmental disorders, common damage, and first-response checks
Watch Grey for cucumber beetles, squash bugs where applicable, aphids, powdery or downy mildew, bacterial wilt, crown rot, poor pollination, and fruit damage on wet soil. Rotate cucurbit crops, provide airflow, water at the root zone, protect young plants before flowering, and remove covers when blossoms need pollinators. Do not work wet vines.
Frequently asked questionsDecision-focused answers that supplement the detailed guides above
Frequently Asked Questions - Grey

When is Grey ready?
50-59 Days from warm direct sowing or equivalent established transplant

How long does germination take?
Expect 7-10 Days near 75–90 °F; actual emergence changes with moisture, seed condition, and soil temperature.

How large does it grow?
About 25–30 in with a bush habit. Support: No-Support.

Can it grow in a container?
Suitable for a large container with full sun, dependable drainage, steady water, and room for the mature canopy.

How is it used?
Primary uses: small gardens, raised beds, grilling, roasting, fresh slicing, and frequent summer harvests. Mild, slightly sweet summer squash flavor with firm tender flesh.

Can I save seed?
Yes where the crop biology allows, but keep compatible varieties isolated, use several healthy plants, wait for full seed maturity, dry thoroughly, and label the lot.
History and provenanceBotanical identity, cultivar history, regional or cultural context, uncertainty, and source records

Scientific name: Cucurbita pepo L.

Common name: Summer squash

Cultivar or variety: Grey

Grey zucchini represents the pale, mottled summer squash types long grown in Mediterranean, Mexican, and American gardens. The useful traits are compact bush growth, distinct skin color, tenderness, and high productivity. Botanical record: Cucurbita pepo var. giromontiina. The broader crop history is kept separate from the documented history of the named variety. Where an exact breeder, introduction date, family story, or cultural attribution cannot be supported by a credible record, repeated claims are not presented as certain. Grey zucchini seeds produce mottled gray-green zucchini on productive bush plants. The defining kitchen quality is mild, slightly sweet summer squash flavor with firm tender flesh. Grey zucchini seeds are warm-season seed. Check plants often once flowering begins because summer squash can move from ideal size to oversized fruit within a few days.

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