GrowZone

ZIP 76102 planting calendar

When to plant radishes in Fort Worth, TX - Zone 8b

In ZIP 76102, plant radishes around Feb 12; this uses the Dallas frost station, USDA zone 8b, and radishes timing rules.

Your Dallas calendar has a 255-day estimated frost-free season. This estimate uses the representative Dallas frost station, USDA zone 8b, and radishes timing rules.

Source: dallas-love frost station, USDA zone 8b, 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 8b Dallas frost station Texas A&M AgriLife Extension Updated 2026-06-28
Read the method

Answer first

When to start radishes seeds indoors in Fort Worth

In ZIP 76102, radishes is usually direct-sown around Feb 12 instead of started indoors.

Radishes is normally direct-sown in Fort Worth. Use around Feb 12 as the outdoor planting window for ZIP 76102.

Seed starting schedule

Radishes dates for Fort Worth, TX

StepDateHow to use it
Direct SowFebruary 12, 2026Sow seed outside when the crop and soil can handle the window.

Last frost

When is the last frost in Fort Worth?

Fort Worth (ZIP 76102) has an average last spring frost around Mar 12.

First frost

When is the first frost in Fort Worth?

The average first fall frost is around Nov 22, giving about 255 frost-free days.

Season map

Radishes windows by month

JanFebMarAprMayJunJulAugSepOctNovDec
Direct sow
Feb 12
Harvest
Mar 12
Frost watch
Oct 25

Reminder workflow

Every date has a next action

Direct sow radishesFeb 12
Last frost windowMar 12
First radishes harvest windowMar 12
Last radishes sowing targetOct 25
SignalValueWhy it matters
Last frost estimateMarch 12, 2026Warm-season transplant risk starts falling after this window.
First frost estimateNovember 22, 2026Fall planting counts backward from this date.
Season length255 daysLonger seasons can support succession crops.
Spacing1-2 inAirflow and root space affect yield.
Soil temperature40 F+Seeds and transplants stall in cold soil.

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Local data

Why this date changes by ZIP

Dallas frost history and USDA zone 8b shift the safe planting window. GrowZone uses a local representative station instead of one national rule.

Texas A&M AgriLife Extension 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

Radishes timing notes

Fast crop; harvest promptly before roots get woody. Radishes prefers full sun, 1-2 in spacing, and soil near 40 F+.

For fall, count backward from Nov 22. A conservative last sowing target is around Oct 25.