Zone-Specific Guide
Grow Kohlrabi in Zone 10a
Your complete guide to growing kohlrabi in USDA Hardiness Zone 10a — planting windows, care tips, and harvest timing.
Fall-Spring
🌡️ Zone 10a
Days to Harvest
45–60
Spacing
6–10"
Method
Both
Season
Fall-Spring
When to Plant Kohlrabi in Zone 10a
Transplant Outdoors
Sept – Nov
Direct Sow
Sept – Mar
How to Grow Kohlrabi in Zone 10a
📋 Key Timing Note
Fast-growing brassica. Harvest when bulb is tennis-ball sized — don’t let it get woody.
Transplant seedlings outdoors between Sept – Nov. Direct sow seeds between Sept – Mar. Space plants 6–10" apart. Expect to harvest in approximately 45–60 days.
Common Pests in Zone 10a
Watch for these pests when growing kohlrabi in your area.
Frequently Asked Questions
When should I plant Kohlrabi in Zone 10a?
Direct sow seeds Sept – Mar.
How far apart should I plant Kohlrabi in Zone 10a?
Space kohlrabi plants 6–10" apart in Zone 10a. This gives them adequate room for airflow and root development.
What pests affect Kohlrabi in Zone 10a?
Common pests for kohlrabi in Zone 10a include cabbage worms, aphids. Use companion planting and row covers as first-line defense.
How long until Kohlrabi is ready to harvest in Zone 10a?
In Zone 10a, expect kohlrabi to be ready in approximately 45–60 days from planting. Fast-growing brassica. Harvest when bulb is tennis-ball sized — don’t let it get woody.