Stamford, CT · zone 7a · ~194 frost-free days
When to plant a garden in Stamford.
In Stamford, the typical last spring frost lands around Apr 15 and the first fall frost around Oct 26, giving you about 194 frost-free days. Cool-season crops go out before the last frost; warm-season crops wait until after it.
The 2026 windows
Sow dates for Stamford, keyed to your frost.
| Crop | Start indoors | Spring sow / set out | Fall sow |
|---|---|---|---|
| Tomato, slicing | Mar 11 to May 11 | Apr 22 to Jun 22 | — |
| Lettuce, leaf | — | Mar 8 to Apr 22 | Aug 12 to Oct 11 |
| Carrot | — | Mar 8 to Apr 10 | Jul 31 to Aug 26 |
| Bush Bean | — | Apr 15 to Jun 5 | Jul 12 to Aug 14 |
| Cucumber, slicing | — | Apr 22 to Jul 22 | Jun 25 to Jul 26 |
| Pepper, bell | Mar 20 to May 11 | May 1 to Jun 22 | — |
| Kale | Jan 25 to Feb 22 | Mar 8 to Apr 5 | Jul 26 to Sep 10 |
| Spinach | — | Feb 22 to Apr 5 | Aug 12 to Sep 30 |
Stamford sits in Zone 7a, but two gardens in the same city can be a week or two apart. The planner works from your ZIP code's frost dates, not the zone, so the dates land right for your block, not the metro average.
Build your Stamford garden plan.
Tell the free planner what you want to eat and who you're feeding. It returns plant counts, spacing, and frost-safe sow dates for ZIP 06901 in about 60 seconds.