GrowZone

ZIP 93301 planting calendar

When to plant carrots in Bakersfield, CA - Zone 9b

In ZIP 93301, plant carrots around Jan 30; this uses the Bakersfield frost station, USDA zone 9b, and carrots timing rules.

Your Bakersfield calendar has a 278-day estimated frost-free season. This estimate uses the representative Bakersfield frost station, USDA zone 9b, and carrots timing rules.

Source: bakersfield-meadows frost station, USDA zone 9b, last updated 2026-06-28. Verify locally before planting high-value crops because microclimates, current weather, and yard exposure can move the safe date.

USDA zone 9b Bakersfield frost station University of California Agriculture and Natural Resources Updated 2026-06-28
Read the method

Answer first

When to start carrots seeds indoors in Bakersfield

In ZIP 93301, carrots is usually direct-sown around Jan 30 instead of started indoors.

Carrots is normally direct-sown in Bakersfield. Use around Jan 30 as the outdoor planting window for ZIP 93301.

Seed starting schedule

Carrots dates for Bakersfield, CA

StepDateHow to use it
Direct SowJanuary 30, 2026Sow seed outside when the crop and soil can handle the window.

Last frost

When is the last frost in Bakersfield?

Bakersfield (ZIP 93301) has an average last spring frost around Feb 20.

First frost

When is the first frost in Bakersfield?

The average first fall frost is around Nov 25, giving about 278 frost-free days.

Season map

Carrots windows by month

JanFebMarAprMayJunJulAugSepOctNovDec
Direct sow
Jan 30
Harvest
Apr 10
Frost watch
Sep 16

Reminder workflow

Every date has a next action

Direct sow carrotsJan 30
Last frost windowFeb 20
First carrots harvest windowApr 10
Last carrots sowing targetSep 16
SignalValueWhy it matters
Last frost estimateFebruary 20, 2026Warm-season transplant risk starts falling after this window.
First frost estimateNovember 25, 2026Fall planting counts backward from this date.
Season length278 daysLonger seasons can support succession crops.
Spacing2-3 inAirflow and root space affect yield.
Soil temperature45 F+Seeds and transplants stall in cold soil.

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Local data

Why this date changes by ZIP

Bakersfield frost history and USDA zone 9b shift the safe planting window. GrowZone uses a local representative station instead of one national rule.

University of California Agriculture and Natural Resources is the kind of local source to verify against when a crop is expensive, weather is unusual, or your yard has a cold pocket.

Crop note

Carrots timing notes

Direct sow only; carrots dislike transplanting. Carrots prefers full sun, 2-3 in spacing, and soil near 45 F+.

For fall, count backward from Nov 25. A conservative last sowing target is around Sep 16.