When should I plant Rosemari in Zone 9b?

Start Rosemari 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 Rosemari in Zone 9b?

Yes. Rosemari needs 90 days to harvest. Zone 9b has a 250-day growing season, which is sufficient.

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🌿 Growing Rosemari in Zone 9b

Zone 9b has warm winters and an extended growing season -- excellent for heat-loving crops like Rosemari. Fros terakhir: Mar 10. Fros pertama: Nov 15.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 30Nov 15

Season: Mar 10 – Nov 15 (250 hari)

Zon9b

Fros terakhirMar 10

Fros pertamaNov 15

Musim250 hari

Tuaian90 hari

MatahariMatahari Penuh

When to Plant Rosemari in Zone 9b

Start Seeds Indoors: Dec 30

Start Rosemari seeds indoors around Dec 30 (10 minggu sebelum fros terakhir). Optimal germination temperature: 70F. Germinates in 14-28 days.

Transplant Outdoors: Mar 17

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

Harvest: Jun 15

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

Penanaman Teman

✅ Kacang✅ Lobak Merah✅ Kubis

Rosemari 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 Rosemari

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

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