When to Plant Butternut Squash in Pullman, West Virginia (26421)
Location
Pullman, West Virginia
ZIP Code
26421
USDA Zone
6b
Last Frost
Wednesday, April 15, 2026
📅 Planting Calendar
Start Seeds Indoors Wednesday, March 18, 2026
Transplant Outdoors Wednesday, April 29, 2026
Pro Tip: Start Butternut Squash seeds indoors 4 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Cucurbita moschata
Days to Maturity 100 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 7-14 days
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Growing Butternut Squash in Zone 6b
Butternut Squash (Cucurbita moschata) is a popular garden vegetable. In Pullman, West Virginia, which is in USDA Hardiness Zone 6b, you should start seeds indoors around Wednesday, March 18, 2026.
Your average last frost date is Wednesday, April 15, 2026. Plan to transplant your Butternut Squash seedlings outdoors around Wednesday, April 29, 2026, about 2 weeks after your last frost date.