When to plant Sweet Pea in Zone 6a
In Zone 6a, Sweet Pea: direct sow outdoors around Mar 10–Mar 31. Expect to harvest around May 29–Jun 19.
| Step | When |
|---|---|
| Direct sow outdoors | Mar 10 – Mar 31 |
| Harvest | May 29 – Jun 19 |
Tip: A cool-season climber — sow early, give it a trellis, and keep picking to prolong bloom.
Zone 6a averages a last spring frost around Apr 21 and a first fall frost around Oct 17. These are zone averages — look up your ZIP for your exact area.
See the full Zone 6a calendar in the tool →