📍 Lake Charles, LA · Zone 9b · Last frost Tuesday, February 10, 2026
✏️ ChangeWhen to Plant Columbine in Lake Charles, Louisiana (70607)
Location
Lake Charles, Louisiana
ZIP Code
70607
USDA Zone
9b
Last Frost
Tuesday, February 10, 2026
📅 Your 2026 Planting Dates
Start Seeds Indoors
Tuesday, December 16, 2025
Transplant Outdoors
Tuesday, February 24, 2026
Based on last frost Tuesday, February 10, 2026 · Zone 9b
Pro tip: Start Columbine seeds indoors 8 weeks before your last frost date, then transplant outdoors around Tuesday, February 24, 2026.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Partial Shade to Full Sun
💧
Water
Moderate (1 inch/week)
↔️
Spacing
12" apart
🌱
Planting Depth
0.125" deep
Seeds typically germinate in 21-30 days
Ready to Plant Columbine in Lake Charles?
Get your seeds now so they're ready by Tuesday, December 16, 2025.
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🤝 Good Companions
Full Companion Planting Guide for Columbine
See which plants help Columbine thrive, which to keep away, and raised bed layout tips →
🛠️ Supplies You'll Need
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🌾 Seed Saving Guide
🟢 EasyWhen to Harvest Seed
Allow seed pods (follicles) to dry and turn brown on the plant. Harvest before they split.
Processing
Crack dry pods over a bowl to release tiny black seeds. Dry 1 week before storing.
Seed Viability
Up to 2 years when stored cool, dark, and dry.
Pro Tip
Columbines cross freely between varieties and species — saved seeds often produce beautiful new color combinations.
Raised Bed Planting Guides
A 4×8 bed fits 32 plants of Columbine. See plant counts, spacing grids, and companion pairings for every bed size →
Frequently Asked Questions
When should I plant Columbine in Lake Charles, Louisiana? +
In Lake Charles (Zone 9b), start Columbine seeds indoors around Tuesday, December 16, 2025 and transplant outdoors around Tuesday, February 24, 2026.
What is the last frost date for Lake Charles, Louisiana? +
The average last spring frost date for Lake Charles, Louisiana (ZIP 70607) is around Tuesday, February 10, 2026. This is based on NOAA climate normals for USDA Zone 9b.
How long does Columbine take to grow? +
Columbine typically matures in about 365 days from transplanting. In Lake Charles, that means you can expect harvest around Tuesday, February 24, 2026 plus 365 days.
Should I start Columbine indoors or direct sow in Louisiana? +
Columbine should be started indoors 8 weeks before your last frost date. In Lake Charles, that means starting around Tuesday, December 16, 2025.
📚 More Columbine Planting Guides
Other Plants for Lake Charles
Growing Columbine in Zone 9b
Columbine (Aquilegia vulgaris) is a popular garden vegetable. In Lake Charles, Louisiana, which is in USDA Hardiness Zone 9b, you should start seeds indoors around Tuesday, December 16, 2025.
Your average last frost date is Tuesday, February 10, 2026. Plan to transplant your Columbine seedlings outdoors around Tuesday, February 24, 2026, about 2 weeks after your last frost date.