When to Plant Kohlrabi in Austin, Texas (78721)
Location
Austin, Texas
ZIP Code
78721
USDA Zone
9a
Last Frost
Saturday, February 20, 2027
📅 Planting Calendar
Start Seeds Indoors Saturday, January 23, 2027
Transplant Outdoors Saturday, February 6, 2027
Pro Tip: Start Kohlrabi seeds indoors 4 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Brassica oleracea var. gongylodes
Days to Maturity 55 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 7-14 days
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Growing Kohlrabi in Zone 9a
Kohlrabi (Brassica oleracea var. gongylodes) is a popular garden vegetable. In Austin, Texas, which is in USDA Hardiness Zone 9a, you should start seeds indoors around Saturday, January 23, 2027.
Your average last frost date is Saturday, February 20, 2027. Plan to transplant your Kohlrabi seedlings outdoors around Saturday, February 6, 2027, about -2 weeks after your last frost date.