When to plant Beet in Zone 4b
In Zone 4b, Beet: direct sow outdoors around Apr 12–May 10; direct sow outdoors around Jul 14–Jul 28. Expect to harvest around Jun 6–Jul 4.
| Step | When |
|---|---|
| Direct sow outdoors | Apr 12 – May 10 |
| Direct sow outdoors | Jul 14 – Jul 28 |
| Harvest | Jun 6 – Jul 4 |
| Harvest | Sep 7 – Sep 21 |
Tip: Each seed cluster sends up several plants — thin early so roots have room to size up.
Zone 4b averages a last spring frost around May 10 and a first fall frost around Sep 22. These are zone averages — look up your ZIP for your exact area.
See the full Zone 4b calendar in the tool →