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When to plant collards in Zone 10b
In Zone 10b, start indoors around November 11 – November 25 and transplant around December 16 – December 30. For a fall crop, sow around October 11 – October 25.
Your collards timeline — Zone 10b
| Start indoors | November 11 – November 25 |
|---|---|
| Transplant | December 16 – December 30 |
| Sow for fall | October 11 – October 25 |
| Zone 10b last frost | ~01/20 |
| Zone 10b first frost | ~01/25 |
Start indoors; set out 4 weeks before the last frost. [src]Cited: Johnny's Selected Seeds — Seed-Starting Date Calculator chart
Dates computed from Zone 10b's median NOAA frost normals and the cited rule. Your town may differ by a week or two — check your exact ZIP.
What you'll need
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Last verified 2026-07-17. Frost: NOAA NCEI 1991–2020. Zone: USDA 2023. Rule: Johnny's Selected Seeds — Seed-Starting Date Calculator chart; University of Georgia Extension — Vegetable Planting Chart (Circular C963) (days to maturity).