📍 Macedonia, IA · Zone 5b · Last frost Saturday, April 25, 2026
✏️ ChangeWhen to Plant Lemongrass in Macedonia, Iowa (51549)
Location
Macedonia, Iowa
ZIP Code
51549
USDA Zone
5b
Last Frost
Saturday, April 25, 2026
📅 Your 2026 Planting Dates
Start Seeds Indoors
Saturday, February 14, 2026
Transplant Outdoors
Saturday, May 23, 2026
Based on last frost Saturday, April 25, 2026 · Zone 5b
Pro tip: Start Lemongrass seeds indoors 10 weeks before your last frost date, then transplant outdoors around Saturday, May 23, 2026.
🌿 Plant Details
☀️ 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 Macedonia?
Get your seeds now so they're ready by Saturday, February 14, 2026.
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🤝 Good Companions
Full Companion Planting Guide for Lemongrass
See which plants help Lemongrass thrive, which to keep away, and raised bed layout tips →
🛠️ Supplies You'll Need
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🌾 Seed Saving Guide
🪴 Vegetative propagationPropagate vegetatively, not by seed
Lemongrass rarely flowers in temperate climates. Propagate by dividing clumps in spring.
Division is the standard propagation method — separate outer stalks with roots attached and replant.
Raised Bed Planting Guides
A 4×8 bed fits 8 plants of Lemongrass. See plant counts, spacing grids, and companion pairings for every bed size →
Frequently Asked Questions
When should I plant Lemongrass in Macedonia, Iowa? +
In Macedonia (Zone 5b), start Lemongrass seeds indoors around Saturday, February 14, 2026 and transplant outdoors around Saturday, May 23, 2026.
What is the last frost date for Macedonia, Iowa? +
The average last spring frost date for Macedonia, Iowa (ZIP 51549) is around Saturday, April 25, 2026. This is based on NOAA climate normals for USDA Zone 5b.
How long does Lemongrass take to grow? +
Lemongrass typically matures in about 100 days from transplanting. In Macedonia, that means you can expect harvest around Saturday, May 23, 2026 plus 100 days.
Should I start Lemongrass indoors or direct sow in Iowa? +
Lemongrass should be started indoors 10 weeks before your last frost date. In Macedonia, that means starting around Saturday, February 14, 2026.
📚 More Lemongrass Planting Guides
Other Plants for Macedonia
Growing Lemongrass in Zone 5b
Lemongrass (Cymbopogon citratus) is a popular garden vegetable. In Macedonia, Iowa, which is in USDA Hardiness Zone 5b, you should start seeds indoors around Saturday, February 14, 2026.
Your average last frost date is Saturday, April 25, 2026. Plan to transplant your Lemongrass seedlings outdoors around Saturday, May 23, 2026, about 4 weeks after your last frost date.