When should I plant asparagus in Zone 10b?

In Zone 10b (last frost ~01/20), direct-sow asparagus around December 20 – January 3.

When to plant asparagus in Zone 10b

In Zone 10b, direct-sow around December 20 – January 3.

Your asparagus timeline — Zone 10b

Direct-sow	December 20 – January 3
Zone 10b last frost	~01/20
Zone 10b first frost	~01/25

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 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

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: Johnny's Selected Seeds — Asparagus Key Growing Information.

Asparagus in other zones

Zone 10aAsparagus dates Zone 2aAsparagus dates Zone 2bAsparagus dates Zone 3bAsparagus dates Zone 4aAsparagus dates Zone 4bAsparagus dates Zone 5aAsparagus dates Zone 5bAsparagus dates

← Everything to plant in Zone 10b