When to plant Bush Bean in Zone 3b
In Zone 3b, Bush Bean: direct sow outdoors around May 20–Jun 17. Expect to harvest around Jul 14–Aug 11.
| Step | When |
|---|---|
| Direct sow outdoors | May 20 – Jun 17 |
| Harvest | Jul 14 – Aug 11 |
Tip: Wait until the soil has warmed — beans rot in cold, wet ground. Sow every 2 weeks for a steady harvest.
Zone 3b averages a last spring frost around May 20 and a first fall frost around Sep 12. These are zone averages — look up your ZIP for your exact area.
See the full Zone 3b calendar in the tool →