Lavender illustration 🟣

🟣 Growing Lavender in Zone 11b

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

Planting Calendar

Indoor
Outdoor
Harvest
Nov 6Dec 31

Season: Jan 15 – Dec 31 (350 days)

Zone11b
Last FrostJan 15
First FrostDec 31
Season Length350 days
Days to Harvest100
SunFull Sun
Frost ToleranceModerate
Spacing1/sqft (12" apart)

When to Plant Lavender in Zone 11b

Start Seeds Indoors: Nov 6

Start Lavender seeds indoors around Nov 6 (10 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 14–28 days.

Transplant Outdoors: Jan 22

Transplant Lavender seedlings outdoors after Jan 22. Wait until soil temperature reaches 55°F. Space plants at 1/sqft (12" apart). Harden off plants for a week before moving outside.

Harvest: Apr 22

First harvest approximately Apr 22 (~90 days from transplant). Continue harvesting until first frost (Dec 31). Lavender can overwinter in mild climates for continued harvest.

Companion Planting

✅ Roses✅ Eggplant✅ Tomatoes✅ Cabbage

Frequently Asked Questions

When should I plant Lavender in Zone 11b?

Start Lavender seeds indoors around Nov 6. Transplant outdoors after Jan 22. Expect first harvest around Apr 22.

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 Lavender in Zone 11b?

Yes. Lavender needs 100 days to harvest. Zone 11b has a 350-day growing season, which is sufficient.

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

The best time to start Lavender in Zone 11b is Nov. Begin seeds indoors around Nov 6, then transplant outdoors after the last frost date of Jan 15.

What companion plants grow well with Lavender?

Good companion plants for Lavender include Roses, Eggplant, Tomatoes, Cabbage.

How long does Lavender take to harvest?

Lavender takes approximately 100 days from planting to harvest. In Zone 11b, expect your first harvest around Apr 22.

Plan Your Lavender Garden

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

Start Free Lavender Growing Guide