Skip to main content

Spring Valley, CA planting calendar

When to plant vegetables in Spring Valley, CA (USDA hardiness zone 10b). Typical last spring frost around Jan 6, 2026 22 days year to year), first fall frost around Dec 21, 202618 days).

Playing it safe? Spring frost holds off until about Feb 3, 2026 in roughly 9 years out of 10 — a good target for tender crops like tomatoes and peppers.

Want exact dates for your address, a drag-and-drop bed layout, and reminders when it’s time to sow? Enter your ZIP:

Or get a printable Spring Valley calendar and sowing reminders by email:

Still time to plant

As of today, these crops can still reach harvest before Spring Valley, CA’s first frost (~Dec 21, 2026) — fastest first.

Month by month in Spring Valley, CA

January

February

September

October

November

December

Understand your frost dates

Frost dates are NOAA 1991–2020 climate normals for a representative location in Spring Valley, CA (covering 2 ZIPs); your exact dates depend on your address. Schedules are guidance, not guarantees.