When to Plant Lemon Verbena in Amboy, Washington (98601)

Location

Amboy, Washington

ZIP Code

98601

USDA Zone

Last Frost

Sunday, March 15, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, February 1, 2026

Transplant Outdoors Sunday, March 29, 2026

Pro Tip: Start Lemon Verbena seeds indoors 6 weeks before your last frost date, then transplant outdoors around Sunday, March 29, 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 Amboy?

Get your seeds now so they're ready by Sunday, February 1, 2026.

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Growing Lemon Verbena in Zone 8b

Lemon Verbena (Aloysia citrodora) is a popular garden vegetable. In Amboy, Washington, which is in USDA Hardiness Zone 8b, you should start seeds indoors around Sunday, February 1, 2026.

Your average last frost date is Sunday, March 15, 2026. Plan to transplant your Lemon Verbena seedlings outdoors around Sunday, March 29, 2026, about 2 weeks after your last frost date.