When to Plant Catnip in Glyndon, Minnesota (56547)

Location

Glyndon, Minnesota

ZIP Code

56547

USDA Zone

Last Frost

Friday, May 15, 2026

📅 Planting Calendar

Start Seeds Indoors Friday, March 20, 2026

Transplant Outdoors Friday, May 29, 2026

Pro Tip: Start Catnip seeds indoors 8 weeks before your last frost date, then transplant outdoors around Friday, May 29, 2026.

🌿 Plant Details

Scientific Name Nepeta cataria

Days to Maturity 90 days

Mature Height 18-36"

Spread 18"

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Low (less than 1 inch/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 7-14 days

Ready to Plant Catnip in Glyndon?

Get your seeds now so they're ready by Friday, March 20, 2026.

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Growing Catnip in Zone 4a

Catnip (Nepeta cataria) is a popular garden vegetable. In Glyndon, Minnesota, which is in USDA Hardiness Zone 4a, you should start seeds indoors around Friday, March 20, 2026.

Your average last frost date is Friday, May 15, 2026. Plan to transplant your Catnip seedlings outdoors around Friday, May 29, 2026, about 2 weeks after your last frost date.