When to Plant Basil in Edgemont, South Dakota (57735)

Location

Edgemont, South Dakota

ZIP Code

57735

USDA Zone

Last Frost

Tuesday, May 5, 2026

📅 Planting Calendar

Start Seeds Indoors Tuesday, March 10, 2026

Transplant Outdoors Tuesday, May 19, 2026

Pro Tip: Start Basil seeds indoors 8 weeks before your last frost date, then transplant outdoors around Tuesday, May 19, 2026.

🌿 Plant Details

Scientific Name Ocimum basilicum

Days to Maturity 60 days

Mature Height 12-24"

Spread 12"

Type Bush

Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Regular (keep moist)

↔️

Spacing

12" apart

🌱

Planting Depth

0.25" deep

Seeds typically germinate in 5-10 days

Ready to Plant Basil in Edgemont?

Get your seeds now so they're ready by Tuesday, March 10, 2026.

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🤝 Good Companions

TomatoPepperOreganoAsparagus

⚠️ Avoid Planting Near

RueSage

Other Plants for Edgemont

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Growing Basil in Zone 4b

Basil (Ocimum basilicum) is a popular garden vegetable. In Edgemont, South Dakota, which is in USDA Hardiness Zone 4b, you should start seeds indoors around Tuesday, March 10, 2026.

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