When to Plant Collard Green in Kalskag, Alaska (99607)
Location
Kalskag, Alaska
ZIP Code
99607
USDA Zone
3b
Last Frost
Wednesday, May 20, 2026
📅 Planting Calendar
Start Seeds Indoors Wednesday, March 25, 2026
Transplant Outdoors Wednesday, June 3, 2026
Pro Tip: Start Collard Green seeds indoors 8 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Brassica oleracea
Days to Maturity 168 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 8-21 days
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Growing Collard Green in Zone 3b
Collard Green (Brassica oleracea) is a popular garden vegetable. In Kalskag, Alaska, which is in USDA Hardiness Zone 3b, you should start seeds indoors around Wednesday, March 25, 2026.
Your average last frost date is Wednesday, May 20, 2026. Plan to transplant your Collard Green seedlings outdoors around Wednesday, June 3, 2026, about 2 weeks after your last frost date.