When to Plant Lavender in Agate, North Dakota (58310)

Location

Agate, North Dakota

ZIP Code

58310

USDA Zone

Last Frost

Wednesday, May 20, 2026

📅 Planting Calendar

Start Seeds Indoors Wednesday, March 11, 2026

Transplant Outdoors Wednesday, June 3, 2026

Pro Tip: Start Lavender seeds indoors 10 weeks before your last frost date, then transplant outdoors around Wednesday, June 3, 2026.

🌿 Plant Details

Scientific Name Lavandula angustifolia

Days to Maturity 90 days

Mature Height 18-36"

Spread 24"

Type Shrub

Fruit Size N/A

☀️ Growing Requirements

☀️

Sun

Full Sun (6+ hours)

💧

Water

Low (drought tolerant once established)

↔️

Spacing

24" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 14-21 days

Ready to Plant Lavender in Agate?

Get your seeds now so they're ready by Wednesday, March 11, 2026.

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Growing Lavender in Zone 3b

Lavender (Lavandula angustifolia) is a popular garden vegetable. In Agate, North Dakota, which is in USDA Hardiness Zone 3b, you should start seeds indoors around Wednesday, March 11, 2026.

Your average last frost date is Wednesday, May 20, 2026. Plan to transplant your Lavender seedlings outdoors around Wednesday, June 3, 2026, about 2 weeks after your last frost date.