When to Plant Lemongrass in Blencoe, Iowa (51523)

Location

Blencoe, Iowa

ZIP Code

51523

USDA Zone

Last Frost

Sunday, May 10, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, March 1, 2026

Transplant Outdoors Sunday, June 7, 2026

Pro Tip: Start Lemongrass seeds indoors 10 weeks before your last frost date, then transplant outdoors around Sunday, June 7, 2026.

🌿 Plant Details

Scientific Name Cymbopogon citratus

Days to Maturity 100 days

Mature Height 36-60"

Spread 36"

Type Tropical Perennial

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Moderate-High (1-2 inches/week)

↔️

Spacing

24" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 10-21 days

Ready to Plant Lemongrass in Blencoe?

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

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Growing Lemongrass in Zone 5a

Lemongrass (Cymbopogon citratus) is a popular garden vegetable. In Blencoe, Iowa, which is in USDA Hardiness Zone 5a, you should start seeds indoors around Sunday, March 1, 2026.

Your average last frost date is Sunday, May 10, 2026. Plan to transplant your Lemongrass seedlings outdoors around Sunday, June 7, 2026, about 4 weeks after your last frost date.