When to Plant Arugula in Colorado Springs, Colorado (80920)
Location
Colorado Springs, Colorado
ZIP Code
80920
USDA Zone
5b
Last Frost
Saturday, April 25, 2026
📅 Planting Calendar
Direct Sow Outdoors Saturday, March 28, 2026
Pro Tip: Arugula can be directly sown outdoors. Plant 4 weeks before your last frost date.
🌿 Plant Details
Scientific Name Eruca vesicaria
Days to Maturity 40 days
☀️ Growing Requirements
☀️
Sun
Full Sun
💧
Water
Regular
Seeds typically germinate in 7-14 days
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Growing Arugula in Zone 5b
Arugula (Eruca vesicaria) is a popular garden vegetable. In Colorado Springs, Colorado, which is in USDA Hardiness Zone 5b, you should direct sow seeds around Saturday, March 28, 2026.
Your average last frost date is Saturday, April 25, 2026. Arugula grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.