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When to plant Brussels Sprouts in Zone 12b

In Zone 12b, 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.

StepWhen
Start seeds indoorsNov 20 – Dec 4
Transplant outdoorsDec 25 – Jan 8
HarvestApr 4 – Apr 18

Tip: A long-season crop best for fall — the sprouts sweeten after a frost or two.

Zone 12b 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 12b calendar in the tool →

Other vegetables in Zone 12b

Brussels Sprouts in nearby zones