When should I plant Lavenda in Zone 9b?

Start Lavenda seeds indoors around Dec 30. Transplant outdoors after Mar 17. Expect first harvest around Jun 15.

What is the last frost date for Zone 9b?

The average last spring frost date for Zone 9b is Mar 10. The first fall frost averages Nov 15, giving a 250-day growing season.

Can I grow Lavenda in Zone 9b?

Yes. Lavenda needs 100 days to harvest. Zone 9b has a 250-day growing season, which is sufficient.

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🟣 Growing Lavenda in Zone 9b

Zone 9b has warm winters and an extended growing season -- excellent for heat-loving crops like Lavenda. Baridi ya mwisho: Mar 10. Baridi ya kwanza: Nov 15.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 30Nov 15

Season: Mar 10 – Nov 15 (250 siku)

Eneo9b

Baridi ya mwishoMar 10

Baridi ya kwanzaNov 15

Msimu250 siku

Mavuno100 siku

JuaJua Kamili

When to Plant Lavenda in Zone 9b

Start Seeds Indoors: Dec 30

Start Lavenda seeds indoors around Dec 30 (10 wiki kabla ya baridi barafu ya mwisho). Optimal germination temperature: 70F. Germinates in 14-28 days.

Transplant Outdoors: Mar 17

Transplant Lavenda seedlings outdoors after Mar 17. Wait until soil temperature reaches 55F. Space plants at 1/m² (30cm nafasi). Harden off plants for a week before moving outside.

Harvest: Jun 15

First harvest approximately Jun 15 (~90 siku from transplant). Continue harvesting until first frost (Nov 15). Lavenda can overwinter in mild climates for continued harvest.

Upandaji wa Pamoja

✅ Waridi✅ Biringanya✅ Nyanya✅ Kabichi

Lavenda 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 Garden Lavenda

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

Start Free Lavenda Growing Guide