When to Plant Roma Tomato in Colorado Springs, Colorado (80921)
Location
Colorado Springs, Colorado
ZIP Code
80921
USDA Zone
5b
Last Frost
Saturday, April 25, 2026
📅 Planting Calendar
Start Seeds Indoors Saturday, March 14, 2026
Transplant Outdoors Saturday, May 9, 2026
Pro Tip: Start Roma Tomato seeds indoors 6 weeks before your last frost date for best results.
🌿 Plant Details
Scientific Name Solanum lycopersicum
Days to Maturity 75 days
Mature Height 30-36"
Spread 18"
Type Determinate
Fruit Size Medium (2-3 oz)
☀️ Growing Requirements
☀️
Sun
Full Sun (6-8 hours)
💧
Water
Regular (1-2 inches/week)
↔️
Spacing
24" apart
🌱
Planting Depth
0.25" deep
Seeds typically germinate in 7-14 days
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Growing Roma Tomato in Zone 5b
Roma Tomato (Solanum lycopersicum) is a popular garden vegetable. In Colorado Springs, Colorado, which is in USDA Hardiness Zone 5b, you should start seeds indoors around Saturday, March 14, 2026.
Your average last frost date is Saturday, April 25, 2026. Plan to transplant your Roma Tomato seedlings outdoors around Saturday, May 9, 2026, about 2 weeks after your last frost date.