Start with the harvest you want
Fresh eating, cooking, preserving, storage, color, and cultural foodways can point toward different varieties.
Heirloom onion seeds offer a wide range of onion varieties selected over generations for flavor, storage life, and regional adaptability. This collection of heirloom onion seeds includes onions suited for fresh use, curing, and...
Onion finder
Use your optional ZIP code, planting date, growing space, and priorities to narrow the collection. Every product remains available below.
This deterministic guide compares your choices with product details and active Shopify collection filters. It does not use Artificial Intelligence.
No Artificial Intelligence (AI) is used. ZIP-based timing is approximate, not live weather, and the full collection remains available.
A thoughtful place to start
Another planting window
These products may suit the broader collection even when they are not the strongest fit for the planting date selected.
Important: planting-window recommendations are a practical shortlist for the selected date—not the only products that may suit your area, another season, protected growing, or indoor starting.
Choose with confidence
Use the collection filters and product pages together. Compare the space you have, the season you are planting into, the time available, and what you hope to harvest, cook, preserve, share, or enjoy.
Fresh eating, cooking, preserving, storage, color, and cultural foodways can point toward different varieties.
Compare container suitability, mature size, support needs, sun, and whether the crop fits the garden you actually have.
Days to maturity, planting season, and local frost patterns help with planning, but weather and growing methods can shift the outcome.
Helpful questions
These answers provide broad guidance. Open a product page for the details attached to a particular variety.
Begin with the growing space, sun, season, plant habit, days to maturity, and intended use. The collection finder offers a shortlist, while each product page contains the fuller variety-specific information.
No. It uses a broad frost-window estimate to help answer what may fit a selected planting date. It does not use live weather and does not remove products that may work in another season, with an indoor start, or under protected growing conditions.
Days to maturity are planning estimates. The starting point may be direct sowing or transplanting depending on the crop, and temperature, water, light, soil, and other local conditions can make the actual harvest earlier or later.