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When to Plant Chili Pepper in Simms, Montana (59477)

Location

Simms, Montana

ZIP Code

59477

USDA Zone

4b

Last Frost

Tuesday, May 5, 2026

📅 Planting Calendar

Start Seeds Indoors Tuesday, February 24, 2026
Transplant Outdoors Tuesday, May 19, 2026

Pro Tip: Start Chili Pepper seeds indoors 10 weeks before your last frost date, then transplant outdoors around Tuesday, May 19, 2026.

🌿 Plant Details

Scientific Name Capsicum annuum
Days to Maturity 119 days

☀️ Growing Requirements

☀️

Sun

Full Sun

💧

Water

Regular

Seeds typically germinate in 8-28 days

Ready to Plant Chili Pepper in Simms?

Get your seeds now so they're ready by Tuesday, February 24, 2026.

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🤝 Good Companions

BasilRosemaryOreganoParsleyMarjoramTomatoGeraniumPetuniaBell PepperCucumberEggplantEscaroleOkraSwiss ChardSquash

⚠️ Avoid Planting Near

Fennel

Other Plants for Simms

Growing Chili Pepper in Zone 4b

Chili Pepper (Capsicum annuum) is a popular garden vegetable. In Simms, Montana, which is in USDA Hardiness Zone 4b, you should start seeds indoors around Tuesday, February 24, 2026.

Your average last frost date is Tuesday, May 5, 2026. Plan to transplant your Chili Pepper seedlings outdoors around Tuesday, May 19, 2026, about 2 weeks after your last frost date.