Arkansas planting calendar

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

Arkansas is mostly USDA zone 7b (range 6b-8a). Dates below are derived from garlic's frost tolerance and Arkansas's frost window — not generic national averages.

Garlic planting timetable for Arkansas

Stage	When in Arkansas	Anchor
Plant cloves outdoors	early September — late September (September 20)	~35 days before Arkansas's first fall frost (late October)
First harvest	mid-May 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 Arkansas's climate shifts the garlic dates

Arkansas's first fall frost averages late October, which sets the autumn planting clock — cloves need 4-6 weeks of root growth before the ground freezes. Arkansas has a warm, humid, long season with mild winters. The Ozarks run a half zone cooler than the southern lowlands.

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 Ozark and Ouachita highlands (zone 6b) mulch heavily with 10-15 cm of straw to stop freeze-thaw heaving.

Regional variation within Arkansas

the Ozark and Ouachita highlands (zone 6b) should plant at the earlier end of the window and grow hardneck types; the southern and Delta lowlands near Little Rock (zone 8a) can plant later and lean on softneck varieties.

Little Rock — USDA zone 8a
Fayetteville — USDA zone 7a
Fort Smith — USDA zone 7b
Jonesboro — USDA zone 7b

What else to plant in Arkansas 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 Arkansas?

In Arkansas (mostly USDA zone 7b), plant garlic cloves outdoors around early September — late September — roughly 35 days before the first fall frost (late October). Cloves root through autumn, overwinter, then bulb up by mid-May 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 Arkansas?

Most of Arkansas sits in USDA hardiness zone 7b, with the state spanning roughly 6b-8a from the Ozark and Ouachita highlands (zone 6b) to the southern and Delta lowlands near Little Rock (zone 8a). The last spring frost averages early April and the first fall frost late October.

Can you grow garlic in Arkansas?

Yes. Arkansas's dominant zone 7b 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 Arkansas?

What else can I plant in Arkansas 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.