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When to plant in Lodi, CA

USDA Zone 9b

Lodi, California frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.

Lodi enjoys a long ~299-day frost-free season — you can succession-sow, fit in a second crop, and grow long-season heat-lovers with room to spare. In zone 9b, frost is a minor factor for Lodi — most perennials thrive, and annual vegetables can go out early and stay late.

Station · LODI · 1.7 km
Last spring frost
February 9
50% chance · 32°F
First fall frost
December 5
50% chance · 32°F
Growing season
299 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for LodiA year-band showing 32°F frost risk from January to December for Lodi: last spring frost around February 9, first fall frost around December 5, about 299 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average last spring frost in Lodi is now 12 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

LODI · 1991–2020

The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Lodi’s own odds, recorded at LODI.

Frost-probability curves for LodiProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around February 9 and the first fall frost around December 5, giving about 299 frost-free days.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FApr 20Mar 11Feb 9Nov 5Nov 19Dec 4
32°FMar 7Feb 9Jan 2Nov 17Dec 5Jan 3
28°FFeb 18Jan 12Dec 12Nov 30Dec 20Jan 24

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19
Fall sowin 27 days
Brussels Sprouts
August 15August 29

Add these crops to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in Lodi, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 26 km · complete 32°F normals

When stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.

LODI
Primary
2 km · 12 m elevation
SPRING
Feb 9
FALL
Dec 5
STOCKTON FIRE STN 4
14 km · 4 m elevation
SPRING
Feb 5
FALL
Dec 8
STOCKTON METRO AP
26 km · 8 m elevation
SPRING
Feb 6
FALL
Dec 1

Lodi planting FAQ

When is the last spring frost in Lodi, CA?

Plan for the last spring frost in Lodi around February 9 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.

When is the first fall frost in Lodi, CA?

Expect Lodi's first fall frost near December 5 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.

What hardiness zone is Lodi in?

Lodi is in USDA hardiness zone 9b. In zone 9b, winters are mild — many tender perennials overwinter here.

How long is the growing season in Lodi?

Lodi has about 299 frost-free days — a long growing season — between the average last spring frost (February 9) and first fall frost (December 5).

When should I plant tomatoes in Lodi?

For Lodi, sow tomatoes indoors about December 15–December 29 and move the seedlings out around February 16, after the last spring frost.

Planting reminders

Never miss a window in Lodi

An email when it’s time to start seeds, transplant, and sow — timed to Lodi’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at LODI, 2 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in Lodi, CA — Frost Dates & Zone 9b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00045032. Retrieved from https://blissgarden.com/california/lodi.
When to Plant in Lodi, CA — Frost Dates & Zone 9b — BlissGarden