Connecticut · zones 6a–7a
When to plant green beans in Connecticut.
Sow between Apr 22 to Jun 12 in a typical year, keyed to Connecticut's median last frost around Apr 22. A second, fall sowing fits Jun 28 to Jul 31. Dates below are state medians; your ZIP code shifts them by days to weeks.
The 2026 windows
Green Beans dates for a typical Connecticut season.
Direct sow
Apr 22 to Jun 12
Keyed to the ~Apr 22 last frost. Sow 1" deep, 3" apart.
Fall round
Jun 28 to Jul 31
Counted back from the ~Oct 12 first frost.
Harvest
~55 days later
~0.75 lb per plant over ~3 weeks.
Connecticut spans more than one climate: Zone 6 is the most common zone, but the state runs 6a to 7a. That's why the planner works from your ZIP code's frost dates, not your zone — mountain and coastal gardens in the same state can be three weeks apart.