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When to Plant Snow Pea in Boulder, Colorado (80310)

Location

Boulder, Colorado

ZIP Code

80310

USDA Zone

6a

Last Frost

Monday, April 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Monday, March 9, 2026

Pro Tip: Sow Snow Pea directly outdoors 6 weeks before your last frost date.

🌿 Plant Details

Scientific Name Pisum sativum var. saccharatum
Days to Maturity 60 days
Mature Height 18-36"
Spread 6"
Type Vine
Fruit Size Small (flat 2-3 inch pods)

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Regular (1 inch/week)

↔️

Spacing

3" apart

🌱

Planting Depth

1" deep

Seeds typically germinate in 6-10 days

Ready to Plant Snow Pea in Boulder?

Get your seeds now so they're ready by Monday, March 9, 2026.

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🤝 Good Companions

CarrotRadishLettuceCornTurnip

⚠️ Avoid Planting Near

OnionGarlic

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Growing Snow Pea in Zone 6a

Snow Pea (Pisum sativum var. saccharatum) is a popular garden vegetable. In Boulder, Colorado, which is in USDA Hardiness Zone 6a, you should direct sow seeds around Monday, March 9, 2026.

Your average last frost date is Monday, April 20, 2026. Snow Pea grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.