Home › Crops › Swiss Chard › Zone 9a
When to plant swiss chard in Zone 9a
Your swiss chard timeline — Zone 9a
| Start indoors | January 5 – January 12 |
|---|---|
| Transplant | February 9 – February 23 |
| Zone 9a last frost | ~03/02 |
| Zone 9a first frost | ~11/25 |
Dates computed from Zone 9a'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
Affiliate links — as an Amazon Associate we may earn from qualifying purchases, at no extra cost to you.
📦 Ordering seeds or soil for this window? Amazon Prime's free 30-day trial includes fast free delivery, so supplies ordered now arrive while the window is still open — and returns are free if something is wrong for your zone. Start the free 30-day trial →
Affiliate link — we may earn a commission on qualifying sign-ups, at no extra cost to you. Current terms are on Amazon's page.
Last verified 2026-08-28. Frost: NOAA NCEI 1991–2020. Zone: USDA 2023. Rule: University of New Hampshire Cooperative Extension — “Growing Vegetables: When to Plant Your Vegetable Garden”.