When to Plant Spaghetti Squash in Mount Rainier, Maryland (20712)
Location
Mount Rainier, Maryland
ZIP Code
20712
USDA Zone
7b
Last Frost
Sunday, April 5, 2026
📅 Planting Calendar
Start Seeds Indoors Sunday, March 8, 2026
Transplant Outdoors Sunday, April 19, 2026
Pro Tip: Start Spaghetti Squash seeds indoors 4 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Cucurbita pepo
Days to Maturity 90 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 7-14 days
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Growing Spaghetti Squash in Zone 7b
Spaghetti Squash (Cucurbita pepo) is a popular garden vegetable. In Mount Rainier, Maryland, which is in USDA Hardiness Zone 7b, you should start seeds indoors around Sunday, March 8, 2026.
Your average last frost date is Sunday, April 5, 2026. Plan to transplant your Spaghetti Squash seedlings outdoors around Sunday, April 19, 2026, about 2 weeks after your last frost date.