my LocalPlanting

When to Plant Catnip in South Acworth, New Hampshire (03607)

Location

South Acworth, New Hampshire

ZIP Code

03607

USDA Zone

5b

Last Frost

Saturday, April 25, 2026

📅 Planting Calendar

Start Seeds Indoors Saturday, February 28, 2026
Transplant Outdoors Saturday, May 9, 2026

Pro Tip: Start Catnip seeds indoors 8 weeks before your last frost date, then transplant outdoors around Saturday, May 9, 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 South Acworth?

Get your seeds now so they're ready by Saturday, February 28, 2026.

* Affiliate links — we may earn a small commission at no extra cost to you.

🤝 Good Companions

TomatoPepperSquashPumpkin

Other Plants for South Acworth

Growing Catnip in Zone 5b

Catnip (Nepeta cataria) is a popular garden vegetable. In South Acworth, New Hampshire, which is in USDA Hardiness Zone 5b, you should start seeds indoors around Saturday, February 28, 2026.

Your average last frost date is Saturday, April 25, 2026. Plan to transplant your Catnip seedlings outdoors around Saturday, May 9, 2026, about 2 weeks after your last frost date.