Growing Lemongrass in Zone 2b
Zone 2b has harsh winters and a short growing season. Start Lemongrass early indoors to maximize your harvest window. Last frost: May 25. First frost: Aug 28.
Season Too Short
Lemongrass needs 120 days to harvest, but Zone 2b has only a 95-day growing season. Consider short-season varieties or season extension techniques (cold frames, row covers).
When to Plant Lemongrass in Zone 2b
Start Seeds Indoors: Mar 30
Start Lemongrass seeds indoors around Mar 30 (8 weeks before last frost). Optimal germination temperature: 80°F. Germinates in 14–21 days.
Transplant Outdoors: Jun 15
Transplant Lemongrass seedlings outdoors after Jun 15. Wait until soil temperature reaches 65°F. Space plants at 24/sqft. Harden off plants for a week before moving outside.
Harvest: Aug 29
First harvest approximately Aug 29 (~75 days from transplant). Continue harvesting until first frost (Aug 28).
Lemongrass in Other Zones
1a 1b 2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a 11b 12a 12b 13a 13bFrequently Asked Questions
When should I plant Lemongrass in Zone 2b?
Start Lemongrass seeds indoors around Mar 30. Transplant outdoors after Jun 15. Expect first harvest around Aug 29.
What is the last frost date for Zone 2b?
The average last spring frost date for Zone 2b is May 25. The first fall frost averages Aug 28, giving a 95-day growing season.
Can I grow Lemongrass in Zone 2b?
Zone 2b has a 95-day growing season, which may be too short for Lemongrass (120 days needed). Consider short-season varieties or season extension techniques.
What is the best month to plant Lemongrass in Zone 2b?
The best time to start Lemongrass in Zone 2b is Mar. Begin seeds indoors around Mar 30, then transplant outdoors after the last frost date of May 25.
How long does Lemongrass take to harvest?
Lemongrass takes approximately 120 days from planting to harvest. In Zone 2b, expect your first harvest around Aug 29.
Plan Your Lemongrass Garden
Track Lemongrass from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
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