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When to Plant Cabbage in Potrero, California (91963)

Location

Potrero, California

ZIP Code

91963

USDA Zone

9a

Last Frost

Saturday, February 20, 2027

📅 Planting Calendar

Direct Sow Outdoors Saturday, January 9, 2027

Pro Tip: Cabbage can be directly sown outdoors. Plant 6 weeks before your last frost date.

🌿 Plant Details

Scientific Name Brassica oleracea
Days to Maturity 70 days
Mature Height 12-18"
Spread 24"
Type Head
Fruit Size Large (2-5 lb head)

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Regular (1-1.5 inches/week)

↔️

Spacing

18" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 4-10 days

🤝 Good Companions

CeleryDillOnionPotatoChamomile

⚠️ Avoid Planting Near

StrawberryTomatoGrape

Other Plants for Potrero

Growing Cabbage in Zone 9a

Cabbage (Brassica oleracea) is a popular garden vegetable. In Potrero, California, which is in USDA Hardiness Zone 9a, you should direct sow seeds around Saturday, January 9, 2027.

Your average last frost date is Saturday, February 20, 2027. Cabbage grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.