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When to Plant Common Bean in Box Elder, Montana (59521)

Location

Box Elder, Montana

ZIP Code

59521

USDA Zone

4a

Last Frost

Friday, May 15, 2026

📅 Planting Calendar

Direct Sow Outdoors Friday, May 15, 2026

Pro Tip: Sow Common Bean directly outdoors around your last frost date when soil starts to warm.

🌿 Plant Details

Scientific Name Phaseolus vulgaris
Days to Maturity 65 days
Mature Height 18-24"
Spread 6"
Type Bush
Fruit Size Medium (pods 4-6 inches)

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (1 inch/week)

↔️

Spacing

4" apart

🌱

Planting Depth

1" deep

Seeds typically germinate in 5-10 days

Ready to Plant Common Bean in Box Elder?

Get your seeds now so they're ready by Friday, May 15, 2026.

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🤝 Good Companions

CornSquashCarrotCucumberRadish

⚠️ Avoid Planting Near

OnionGarlicFennel

Other Plants for Box Elder

Growing Common Bean in Zone 4a

Common Bean (Phaseolus vulgaris) is a popular garden vegetable. In Box Elder, Montana, which is in USDA Hardiness Zone 4a, you should direct sow seeds around Friday, May 15, 2026.

Your average last frost date is Friday, May 15, 2026. Common Bean grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.