When to Plant Columbine in Cotton Center, Texas (79021)
Location
Cotton Center, Texas
ZIP Code
79021
USDA Zone
7b
Last Frost
Sunday, April 5, 2026
๐ Planting Calendar
Pro Tip: Start Columbine seeds indoors 8 weeks before your last frost date, then transplant outdoors around Sunday, April 19, 2026.
๐ฟ Plant Details
โ๏ธ Growing Requirements
โ๏ธ
Sun
Partial Shade to Full Sun
๐ง
Water
Moderate (1 inch/week)
โ๏ธ
Spacing
12" apart
๐ฑ
Planting Depth
0.125" deep
Seeds typically germinate in 21-30 days
Ready to Plant Columbine in Cotton Center?
Get your seeds now so they're ready by Sunday, February 8, 2026.
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๐ค Good Companions
Other Plants for Cotton Center
Growing Columbine in Zone 7b
Columbine (Aquilegia vulgaris) is a popular garden vegetable. In Cotton Center, Texas, which is in USDA Hardiness Zone 7b, you should start seeds indoors around Sunday, February 8, 2026.
Your average last frost date is Sunday, April 5, 2026. Plan to transplant your Columbine seedlings outdoors around Sunday, April 19, 2026, about 2 weeks after your last frost date.