DibbleWhen to plant brussels sprouts in Zone 11
In Zone 11, the last spring frost usually passes around January 1 and the first fall frost arrives around December 31, leaving about 365 frost-free days. The windows below are computed from those frost dates, with the same math the Dibble app uses.
Frost-free, tropical. Year-round growing; timing follows wet/dry and heat, not frost.
Planting windows for brussels sprouts in Zone 11
| Task | Window |
|---|---|
| Start seeds indoors | Dec 4 to Dec 18 |
| Transplant | Jan 15 to Jan 29 |
| Estimated harvest | Apr 25 to May 25 |
The harvest estimate counts 100 days to maturity, then a picking window of about 30 days. These windows use typical frost dates for Zone 11; Dibble pins them to your exact ZIP code.
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How to grow brussels sprouts
A long-season brassica best for fall. Start indoors around last frost, transplant after, and let frost sweeten the sprouts.
Companion plants
Good neighbors for Brussels Sprouts:
Better kept apart:
Brussels Sprouts in nearby zones
Keep exploring
Brussels Sprouts: the full growing guide · The Zone 11 planting calendar · Every crop and zone
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Dates are estimates based on typical frost dates for the zone. Your yard has its own microclimate, so use them as a starting point and adjust as you learn your space.