Texas planting calendar

When to plant garlic in Texas — sow, transplant & harvest dates

Texas is mostly USDA zone 8b (range 6a-10a). Dates below are derived from garlic's frost tolerance and Texas's frost window — not generic national averages.

Garlic planting timetable for Texas

Stage	When in Texas	Anchor
Plant cloves outdoors	early October — late October (October 11)	~35 days before Texas's first fall frost (mid-November (most of state))
First harvest	mid-June the following year	~240 days from autumn planting

Dates are state-wide averages for the dominant zone. Local microclimates — elevation, urban heat, coastal moderation — can shift the window by 1-2 weeks. Use the frost-date calculator for a date tuned to your town.

Why Texas's climate shifts the garlic dates

Texas's first fall frost averages mid-November (most of state), which sets the autumn planting clock — cloves need 4-6 weeks of root growth before the ground freezes. Texas is huge and spans cold Panhandle plains to a nearly frost-free Gulf and Rio Grande Valley. Most of the state has a long, hot season in zones 8-9.

Garlic is the unusual one — plant cloves in autumn (4-6 weeks before the first hard fall frost) so they put down roots before winter, then break dormancy in spring and bulb up over the long days of early summer. Cold-winter zones grow hardneck varieties; mild-winter zones do better with softneck.

Frost-risk note

Get cloves in before the ground freezes solid; in the northern Panhandle near Dalhart (zone 6a) mulch heavily with 10-15 cm of straw to stop freeze-thaw heaving.

Regional variation within Texas

the northern Panhandle near Dalhart (zone 6a) should plant at the earlier end of the window and grow hardneck types; the lower Rio Grande Valley near Brownsville (zone 10a) can plant later and lean on softneck varieties.

Houston — USDA zone 9b
San Antonio — USDA zone 9a
Dallas — USDA zone 8b
Austin — USDA zone 9a
El Paso — USDA zone 8b

What else to plant in Texas around then

The same autumn slot suits overwintering onions, shallots, and a final sowing of spinach or mache.

Quick-grow guide

Sun: Full sun — 6+ hours direct.
Soil temperature for germination: Soil 10-15 °C (50-60 °F) at planting.
Spacing: 4-6 inches (10-15 cm) between plants.
Days to harvest: ~240 days from autumn planting.

Frequently asked questions

When is the best time to plant garlic in Texas?

In Texas (mostly USDA zone 8b), plant garlic cloves outdoors around early October — late October — roughly 35 days before the first fall frost (mid-November (most of state)). Cloves root through autumn, overwinter, then bulb up by mid-June next year. Garlic is fall-planted — cloves need winter chilling, so they go in the ground in autumn, root before the freeze, and bulb up the following summer.

What USDA zone is Texas?

Most of Texas sits in USDA hardiness zone 8b, with the state spanning roughly 6a-10a from the northern Panhandle near Dalhart (zone 6a) to the lower Rio Grande Valley near Brownsville (zone 10a). The last spring frost averages mid-March (most of state) and the first fall frost mid-November (most of state).

Can you grow garlic in Texas?

Yes. Texas's dominant zone 8b supports garlic — the key is timing. Garlic is fall-planted — cloves need winter chilling, so they go in the ground in autumn, root before the freeze, and bulb up the following summer.

Does the planting date change across Texas?

What else can I plant in Texas around the same time?

The same autumn slot suits overwintering onions, shallots, and a final sowing of spinach or mache.

Source and methodology

State zone spans from the USDA Plant Hardiness Zone Map (2023); frost-date averages from NOAA Climate Data Online. Hot-state two-season timing cross-checked against the UF/IFAS Florida Gardening Calendar and the University of Arizona Cooperative Extension planting calendar. Curated by the Growli editorial team.