When to Plant Lemon Verbena in Boise, Idaho (83708)

Location

Boise, Idaho

ZIP Code

83708

USDA Zone

Last Frost

Friday, April 10, 2026

📅 Planting Calendar

Start Seeds Indoors Friday, February 27, 2026

Transplant Outdoors Friday, April 24, 2026

Pro Tip: Start Lemon Verbena seeds indoors 6 weeks before your last frost date, then transplant outdoors around Friday, April 24, 2026.

🌿 Plant Details

Scientific Name Aloysia citrodora

Days to Maturity 120 days

Mature Height 24-72"

Spread 36"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Moderate (1 inch/week)

↔️

Spacing

24" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 14-30 days

Ready to Plant Lemon Verbena in Boise?

Get your seeds now so they're ready by Friday, February 27, 2026.

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Growing Lemon Verbena in Zone 7a

Lemon Verbena (Aloysia citrodora) is a popular garden vegetable. In Boise, Idaho, which is in USDA Hardiness Zone 7a, you should start seeds indoors around Friday, February 27, 2026.

Your average last frost date is Friday, April 10, 2026. Plan to transplant your Lemon Verbena seedlings outdoors around Friday, April 24, 2026, about 2 weeks after your last frost date.