Lemongrass illustration

Growing Lemongrass in Zone 11b

Zone 11b has a year-round growing season. Lemongrass can be planted almost any time with proper planning. Last frost: Jan 15. First frost: Dec 31.

Planting Calendar

Indoor
Outdoor
Harvest
Nov 20Dec 31

Season: Jan 15 – Dec 31 (350 days)

Zone11b
Last FrostJan 15
First FrostDec 31
Season Length350 days
Days to Harvest120
SunFull Sun
Frost ToleranceNone
Spacing24/sqft

When to Plant Lemongrass in Zone 11b

Start Seeds Indoors: Nov 20

Start Lemongrass seeds indoors around Nov 20 (8 weeks before last frost). Optimal germination temperature: 80°F. Germinates in 14–21 days.

Transplant Outdoors: Feb 5

Transplant Lemongrass seedlings outdoors after Feb 5. Wait until soil temperature reaches 65°F. Space plants at 24/sqft. Harden off plants for a week before moving outside.

Harvest: Apr 21

First harvest approximately Apr 21 (~75 days from transplant). Continue harvesting until first frost (Dec 31).

Frequently Asked Questions

When should I plant Lemongrass in Zone 11b?

Start Lemongrass seeds indoors around Nov 20. Transplant outdoors after Feb 5. Expect first harvest around Apr 21.

What is the last frost date for Zone 11b?

The average last spring frost date for Zone 11b is Jan 15. The first fall frost averages Dec 31, giving a 350-day growing season.

Can I grow Lemongrass in Zone 11b?

Yes. Lemongrass needs 120 days to harvest. Zone 11b has a 350-day growing season, which is sufficient.

What is the best month to plant Lemongrass in Zone 11b?

The best time to start Lemongrass in Zone 11b is Nov. Begin seeds indoors around Nov 20, then transplant outdoors after the last frost date of Jan 15.

How long does Lemongrass take to harvest?

Lemongrass takes approximately 120 days from planting to harvest. In Zone 11b, expect your first harvest around Apr 21.

Plan Your Lemongrass Garden

Track Lemongrass from seed to harvest with personalized frost dates, watering recommendations, and companion planting visualization.

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