Growing Lemongrass in Zone 10a
Zone 10a has a year-round growing season. Lemongrass can be planted almost any time with proper planning. Last frost: Feb 20. First frost: Dec 1.
Planting Calendar
Season: Feb 20 – Dec 1 (284 days)
When to Plant Lemongrass in Zone 10a
Start Seeds Indoors: Dec 26
Start Lemongrass seeds indoors around Dec 26 (8 weeks before last frost). Optimal germination temperature: 80°F. Germinates in 14–21 days.
Transplant Outdoors: Mar 13
Transplant Lemongrass seedlings outdoors after Mar 13. Wait until soil temperature reaches 65°F. Space plants at 24/sqft. Harden off plants for a week before moving outside.
Harvest: May 27
First harvest approximately May 27 (~75 days from transplant). Continue harvesting until first frost (Dec 1).
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 10a?
Start Lemongrass seeds indoors around Dec 26. Transplant outdoors after Mar 13. Expect first harvest around May 27.
What is the last frost date for Zone 10a?
The average last spring frost date for Zone 10a is Feb 20. The first fall frost averages Dec 1, giving a 284-day growing season.
Can I grow Lemongrass in Zone 10a?
Yes. Lemongrass needs 120 days to harvest. Zone 10a has a 284-day growing season, which is sufficient.
What is the best month to plant Lemongrass in Zone 10a?
The best time to start Lemongrass in Zone 10a is Dec. Begin seeds indoors around Dec 26, then transplant outdoors after the last frost date of Feb 20.
How long does Lemongrass take to harvest?
Lemongrass takes approximately 120 days from planting to harvest. In Zone 10a, expect your first harvest around May 27.
Plan Your Lemongrass Garden
Track Lemongrass from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.
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