Broccoli Rabe (Raab) in Zone 10a & 10b
Brassica rapa var. ruvo
When to plant broccoli rabe (raab) in zone 10b
Zones 10a and 10b share the same average frost dates in our data, so this page covers both.
Method: Direct sow: Direct-sow outside. Broccoli Rabe (Raab) doesn't transplant well, or doesn't need the extra time indoors.
| Start indoors | Not typically started indoors |
|---|---|
| Direct sow / transplant outside | Jan 9–Jan 16 |
| Estimated harvest | Feb 23–Mar 2 (~45 days after direct-sowing) |
Spacing: 4 per square foot (square-foot-gardening spacing). Mature height: 1-1.5 ft.
Broccoli rabe, also spelled raab, isn't a true broccoli despite the name. It's a leafier, faster, more pungent brassica grown for its young leaves, stems, and small flower buds all together, with a distinctly bitter, mustardy edge closer to a turnip green than standard broccoli.
How broccoli rabe (raab) fits zone 10's season
Zone 10b's frost-free window runs about 324 days, from January 30 to December 20. Broccoli Rabe (Raab) needs about 45 days from sowing to first harvest.
Good companions
No standout companions recorded yet for Broccoli Rabe (Raab).
Where to buy broccoli rabe seeds
See why we recommend these suppliers →
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See it growing
Search YouTube for "growing broccoli rabe (raab)" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 10b calendar · Full companion planting guide · Full plant profile · Plan your beds in the Garden Designer →

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Growing Broccoli Rabe (Raab) in USDA zone 10b: when to start seeds indoors, when to direct-sow, and when to expect a harvest.
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