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🥬 Growing Kale in Zone 11b

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

Planting Calendar

Indoor

Outdoor

Harvest

Dec 4Dec 31

Season: Jan 15 – Dec 31 (350 days)

Zone11b

Last FrostJan 15

First FrostDec 31

Season Length350 days

Days to Harvest60

SunPart Sun / Part Shade

Frost ToleranceHeavy

Spacing1/sqft (12" apart)

When to Plant Kale in Zone 11b

Start Seeds Indoors: Dec 4

Start Kale seeds indoors around Dec 4 (6 weeks before last frost). Optimal germination temperature: 65°F. Germinates in 5–10 days.

Transplant Outdoors: Dec 18

Transplant Kale seedlings outdoors after Dec 18. Wait until soil temperature reaches 40°F. Space plants at 1/sqft (12" apart). Harden off plants for a week before moving outside.

Harvest: Feb 1

First harvest approximately Feb 1 (~45 days from transplant). Continue harvesting until first frost (Dec 31). Kale can overwinter in mild climates for continued harvest.

Fall Planting: Nov 5

For a fall harvest, plant Kale around Nov 5 (8 weeks before first frost).

Companion Planting

✅ Sage ✅ Dill✅ Onions✅ Beets✅ Potatoes

❌ Strawberries

Kale 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

Frequently Asked Questions

When should I plant Kale in Zone 11b?

Start Kale seeds indoors around Dec 4. Transplant outdoors after Dec 18. Expect first harvest around Feb 1.

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 Kale in Zone 11b?

Yes. Kale needs 60 days to harvest. Zone 11b has a 350-day growing season, which is sufficient.

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

The best time to start Kale in Zone 11b is Dec. Begin seeds indoors around Dec 4, then transplant outdoors after the last frost date of Jan 15.

What companion plants grow well with Kale?

Good companion plants for Kale include Sage, Dill, Onions, Beets, Potatoes. Avoid planting Kale near Strawberries.

How long does Kale take to harvest?

Kale takes approximately 60 days from planting to harvest. In Zone 11b, expect your first harvest around Feb 1.

Plan Your Kale Garden

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

Start Free Kale Growing Guide