When should I plant Lavender in Zone 12a?

Start Lavender seeds indoors around Oct 23. Transplant outdoors after Jan 8. Expect first harvest around Apr 8.

What is the last frost date for Zone 12a?

The average last spring frost date for Zone 12a is Jan 1. The first fall frost averages Dec 31, giving a 364-day growing season.

Can I grow Lavender in Zone 12a?

Yes. Lavender needs 100 days to harvest. Zone 12a has a 364-day growing season, which is sufficient.

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🟣 Growing Lavender in Zone 12a

Zone 12a has a year-round growing season. Lavender can be planted almost any time with proper planning. Last frost: Jan 1. First frost: Dec 31.

Planting Calendar

Indoor

Outdoor

Harvest

Oct 23Dec 31

Season: Jan 1 – Dec 31 (364 days)

Zone12a

Last FrostJan 1

First FrostDec 31

Season Length364 days

Days to Harvest100

SunFull Sun

Frost ToleranceModerate

Spacing1/sqft (12" apart)

When to Plant Lavender in Zone 12a

Start Seeds Indoors: Oct 23

Start Lavender seeds indoors around Oct 23 (10 weeks before last frost). Optimal germination temperature: 70°F. Germinates in 14–28 days.

Transplant Outdoors: Jan 8

Transplant Lavender seedlings outdoors after Jan 8. 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 8

First harvest approximately Apr 8 (~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

Lavender 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 13b

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