Garlic planting calendar for USDA Zone 9b

Orlando, Tampa, San Antonio, southern LA coast. Average last spring frost February 5, first fall frost December 15 — a 313-day frost-free season.

Zone fit: good
Cool-season crops bolt fast under Zone 9b heat. Prioritize the fall planting window and use shade cloth for any spring succession.

Key dates

Direct-seed outdoors
April 23 – May 14
Expected first harvest
December 26 – January 23
Fall planting window
November 10 – December 1
Fall harvest window
July 15 – August 12

Windows are calculated from your zone's average frost dates. Adjust ±1 week for microclimates, elevation, and your own frost records.

Spacing and soil

Plant spacing
6″
Row spacing
12″
Seed depth
2″
Soil temperature
45–60°F
Frost tolerance
hardy
Days to harvest
240 days

Grower notes for Zone 9b

Fall-planted only. Plant 4–6 weeks before first frost so roots establish before soil freezes. Harvest when lower 3 leaves brown.

Plant near: tomatoes, brassicas

Keep away from: beans, peas

Other alliums for Zone 9b

Same crop, other zones

Track your own plantings

BAU Farm Intelligence turns these windows into per-field tasks — indoor seed-start reminders, transplant dates, harvest projections — using your farm's actual frost history.

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