Oklahoma · zones 6b–7b
When to plant snap peas in Oklahoma.
Sow between Feb 6 to Mar 20 in a typical year, keyed to Oklahoma's median last frost around Mar 30. Dates below are state medians; your ZIP code shifts them by days to weeks.
The 2026 windows
Snap Peas dates for a typical Oklahoma season.
Direct sow
Feb 6 to Mar 20
Keyed to the ~Mar 30 last frost. Sow 1" deep, 2" apart.
Harvest
~62 days later
~0.4 lb per plant over ~3 weeks.
Oklahoma spans more than one climate: Zone 7 is the most common zone, but the state runs 6b to 7b. 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.