Missouri · zones 5b–7a
When to plant snap peas in Missouri.
Sow between Feb 22 to Apr 5 in a typical year, keyed to Missouri's median last frost around Apr 15. Dates below are state medians; your ZIP code shifts them by days to weeks.
The 2026 windows
Snap Peas dates for a typical Missouri season.
Direct sow
Feb 22 to Apr 5
Keyed to the ~Apr 15 last frost. Sow 1" deep, 2" apart.
Harvest
~62 days later
~0.4 lb per plant over ~3 weeks.
Missouri spans more than one climate: Zone 6 is the most common zone, but the state runs 5b 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.