When to Plant Cabbage in Fort Worth, TX
Published: April 24, 2026
Cabbage Planting Dates for Fort Worth, TX
| Start seeds indoors | December 28–January 4 |
| Last frost (average) | February 15 |
| Transplant outdoors | January 25–February 4 |
| Minimum soil temperature | 45°F |
| Expect first harvest | March 26 – May 5 |
| Fall crop planting | September 8–18 |
| Fall crop harvest | November 7 |
| First fall frost (average) | December 1 |
⚠ Start cabbage indoors 6–8 weeks before last frost. Transplant 2–4 weeks before last frost. Very frost tolerant — withstands temperatures as low as 20°F. Also plant in late summer for fall harvest.
Best Cabbage Varieties for Fort Worth, TX
Consult a Fort Worth-area nursery or your state extension office for cabbage varieties proven in Zone 8a.
Growing Cabbage in Fort Worth
Fort Worth sits in Zone 8a, with an average last frost of February 15 and first fall frost around December 1 — giving a 289-day frost-free growing season. Cool-season crops like cabbage benefit from Fort Worth's cooler spring and fall windows, when temperatures stay in the 55–75°F sweet spot that produces the best flavor and least bolting.
In Fort Worth's warm climate, cabbage works best as a fall, winter, and early-spring crop. Summer heat bolts most cool-season vegetables before they can produce a harvestable head or root. Plan primary plantings in October through February in Fort Worth, not April through June.
Fort Worth's heavy clay soil benefits from raised beds or deep organic matter amendment before planting cabbage. Clay retains moisture well but compacts easily — add 3 to 4 inches of compost and work it in to 12 inches before planting. Consistent watering (1.5 inches per week) is especially important in clay soil, which can crack and pull away from roots during dry spells; mulch around plants to stabilize moisture.
Cabbage Calendar for Fort Worth
| Month | Task |
|---|---|
| December | Start seeds indoors under grow lights |
| February | Last frost — harden off seedlings outdoors |
| January | Transplant outdoors into warm soil |
| March | Expect first harvest window to open |
| September | Start fall crop — transplants or direct sow |
| December | First fall frost — harvest remaining, end of outdoor season |
Cabbage Tips for Fort Worth Gardeners
- •Space plants 18 inches apart — crowding reduces head size and promotes fungal disease.
- •Side-dress with nitrogen 3–4 weeks after transplanting to support rapid leaf formation.
- •Plant cool-season cabbage in Fort Worth during October through February — spring plantings bolt before producing a usable crop in warm zones.
Common Cabbage Pests in Fort Worth
- •Cabbage Worm — peaks June–August in Zone 8a (active March–October); green caterpillars on brassicas; apply Bt spray or use row covers.
- •Cabbage Looper — peaks June–August in Zone 8a (active March–October); loop-walking green caterpillars; Bt spray works well.
- •Aphid — peaks June–August in Zone 8a (active March–October); monitor closely during peak season and treat early.
Check plants every 2–3 days during peak season — early intervention prevents most infestations from becoming serious.
What to Plant with Cabbage in Fort Worth
In Fort Worth's warm climate, Onion and Dill are the most beneficial plants to grow alongside cabbage. Onion deters carrot fly, aphids, and several root-zone pests through sulfur compounds. Keep cabbage away from Tomato — it competes for nutrients or shares pest pressure. Warm-climate gardeners especially benefit from dense, layered companion plantings that shade soil and reduce water loss.
Frequently Asked Questions
When should I plant cabbage in Fort Worth, TX?
In Fort Worth (Zone 8a), start cabbage seeds indoors around December 28–January 4 and transplant outdoors around January 25–February 4. The city's average last frost of February 15 is the anchor date — count 7 weeks back for seed starting and 3 weeks back for transplanting.
What zone is Fort Worth, TX for cabbage growing?
Fort Worth is USDA Zone 8a. For cabbage, this means a frost-free growing season of roughly 41 weeks running from February 15 to December 1. Cool-season crops like cabbage thrive in this zone with both spring and fall planting windows available.
When is cabbage harvest season in Fort Worth?
Expect the first cabbage harvest in Fort Worth around March 26, with harvest continuing through May 5. This is based on 60–100 days from transplant or direct sow. A fall crop planted September 8–18 adds a second harvest around November 7.
How long does it take to grow cabbage in Fort Worth, TX?
From transplant or direct sow to first harvest, cabbage takes 60–100 days in Fort Worth's climate. Based on a typical planting date of January 25–February 4, expect your first harvest around March 26. Fort Worth's warm Zone 8a climate tends toward the faster end of this range — warmer soil and longer days accelerate maturity.
What soil does cabbage need in Fort Worth?
Fort Worth's heavy clay soil compacts easily and drains slowly — problematic for cabbage which needs oxygenated roots. Build a raised bed or amend deeply with 3–4 inches of compost worked into the top 12 inches. Add gypsum if the soil is severely compacted. Consistent watering matters especially in clay because the soil can crack and pull away from roots during dry spells.