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When to plant asparagus in Zone 5b
In Zone 5b, direct-sow around April 3 – April 17.
Your asparagus timeline — Zone 5b
| Direct-sow | April 3 – April 17 |
|---|---|
| Zone 5b last frost | ~05/04 |
| Zone 5b first frost | ~10/08 |
Plant crowns about 3–4 weeks before the average last frost. [src]Cited: Johnny's Selected Seeds — Asparagus Key Growing Information
Dates computed from Zone 5b'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 — Asparagus Key Growing Information.