When to plant Brussels Sprouts in Zone 13b
In Zone 13b, Brussels Sprouts: start seeds indoors around Nov 20–Dec 4; transplant outdoors around Dec 25–Jan 8. Expect to harvest around Apr 4–Apr 18.
| Step | When |
|---|---|
| Start seeds indoors | Nov 20 – Dec 4 |
| Transplant outdoors | Dec 25 – Jan 8 |
| Harvest | Apr 4 – Apr 18 |
Tip: A long-season crop best for fall — the sprouts sweeten after a frost or two.
Zone 13b averages a last spring frost around Jan 1 and a first fall frost around Dec 31. These are zone averages — look up your ZIP for your exact area.
See the full Zone 13b calendar in the tool →