Scorzonera (Black Salsify) in Zone 9a & 9b
Scorzonera hispanica
When to plant scorzonera (black salsify) in zone 9b
Zones 9a and 9b share the same average frost dates in our data, so this page covers both.
Method: Direct sow: Direct-sow outside. Scorzonera (Black Salsify) doesn't transplant well, or doesn't need the extra time indoors.
| Start indoors | Not typically started indoors |
|---|---|
| Direct sow / transplant outside | Feb 15–Feb 22 |
| Estimated harvest | Jun 15–Jun 22 (~120 days after direct-sowing) |
Spacing: 4 per square foot (square-foot-gardening spacing). Mature height: 1-2 ft.

Scorzonera is often sold alongside salsify and grown the same way, but its root has a distinctive black skin over white flesh. Peeled and cooked, it shares salsify's mild, faintly oyster-like flavor.
How scorzonera (black salsify) fits zone 9's season
Zone 9b's frost-free window runs about 293 days, from February 15 to December 5. Scorzonera (Black Salsify) needs about 120 days from sowing to first harvest.
Good companions
No standout companions recorded yet for Scorzonera (Black Salsify).
Where to buy scorzonera seeds
See why we recommend these suppliers →
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See it growing
Search YouTube for "growing scorzonera (black salsify)" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 9b calendar · Full companion planting guide · Full plant profile · Plan your beds in the Garden Designer →

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Growing Scorzonera (Black Salsify) in USDA zone 9b: when to start seeds indoors, when to direct-sow, and when to expect a harvest.
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