When to Plant Edamame in Garryowen, Montana (59031)

Location

Garryowen, Montana

ZIP Code

59031

USDA Zone

Last Frost

Tuesday, May 5, 2026

📅 Planting Calendar

Direct Sow Outdoors Tuesday, May 19, 2026

Pro Tip: Sow Edamame directly outdoors 2 weeks after your last frost date — it needs warm soil.

🌿 Plant Details

Scientific Name Glycine max

Days to Maturity 80 days

Mature Height 18-30"

Spread 6"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1-2 inches/week)

↔️

Spacing

6" apart

🌱

Planting Depth

1" deep

Seeds typically germinate in 6-10 days

Ready to Plant Edamame in Garryowen?

Get your seeds now so they're ready by Tuesday, May 19, 2026.

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🤝 Good Companions

CornSquashCarrot

⚠️ Avoid Planting Near

OnionGarlicLeek

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Growing Edamame in Zone 4b

Edamame (Glycine max) is a popular garden vegetable. In Garryowen, Montana, which is in USDA Hardiness Zone 4b, you should direct sow seeds around Tuesday, May 19, 2026.

Your average last frost date is Tuesday, May 5, 2026. Edamame grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.