Broccolini in Zone 8a & 8b
Brassica oleracea var. italica x alboglabra
When to plant broccolini in zone 8b
Zones 8a and 8b share the same average frost dates in our data, so this page covers both.
Method: Start indoors: Start indoors from seed, then transplant outside. Broccolini needs a head start most zones can't give it by direct-sowing alone.
| Start indoors | Feb 18–Feb 25 |
|---|---|
| Direct sow / transplant outside | Mar 25–Apr 1 |
| Estimated harvest | May 19–May 26 (~55 days after transplanting) |
Spacing: 1 per square foot (square-foot-gardening spacing). Mature height: 1.5-2 ft.
Broccolini is a cross between broccoli and gai lan, both of which this site already covers separately. It is worth its own square because you harvest it on a completely different rhythm.
How broccolini fits zone 8's season
Zone 8b's frost-free window runs about 230 days, from March 25 to November 10. Broccolini needs about 55 days from transplant to first harvest.
Good companions
No standout companions recorded yet for Broccolini.
Where to buy broccolini seeds
See why we recommend these suppliers →
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See it growing
Search YouTube for "growing broccolini" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 8b calendar · Full companion planting guide · Full plant profile · Plan your beds in the Garden Designer →

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Growing Broccolini in USDA zone 8b: when to start seeds indoors, when to direct-sow, and when to expect a harvest.
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