When should I plant Col in Zone 11a?

Start Col seeds indoors around Dec 17. Transplant outdoors after Jan 7. Expect first harvest around Mar 13.

What is the last frost date for Zone 11a?

The average last spring frost date for Zone 11a is Jan 28. The first fall frost averages Dec 22, giving a 328-day growing season.

Can I grow Col in Zone 11a?

Yes. Col needs 80 days to harvest. Zone 11a has a 328-day growing season, which is sufficient.

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🥬 Growing Col in Zone 11a

Zone 11a has a year-round growing season. Col can be planted almost any time with proper planning. Darrera gelada: Jan 28. Primera gelada: Dec 22.

Planting Calendar

Indoor

Outdoor

Harvest

Dec 17Dec 22

Season: Jan 28 – Dec 22 (328 dies)

Zona11a

Darrera geladaJan 28

Primera geladaDec 22

Temporada328 dies

Collita80 dies

SolSol Ple

When to Plant Col in Zone 11a

Start Seeds Indoors: Dec 17

Start Col seeds indoors around Dec 17 (6 setmanes abans de l’última gelada). Optimal germination temperature: 70F. Germinates in 5-10 days.

Transplant Outdoors: Jan 7

Transplant Col seedlings outdoors after Jan 7. Wait until soil temperature reaches 45F. Space plants at 1/m² (30cm espaiat). Harden off plants for a week before moving outside.

Harvest: Mar 13

First harvest approximately Mar 13 (~65 dies from transplant). Continue harvesting until first frost (Dec 22).

Fall Planting: Sep 29

For a fall harvest, plant Col around Sep 29 (12 weeks before first frost).

Plantació Companya

✅ Patates✅ Menta ✅ Anet✅ Cebes✅ Api

❌ Mongetes❌ Tomàquets❌ Maduixes

Col 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

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