Kohlrabi Growing Guide

Brassica oleracea var. gongylodes

Kohlrabi

Crop Rotation Group

Brassicas (Cabbage family) ●

Soil

Well-drained soil enriched with well rotted compost.

Position

Full sun.

Frost tolerant

Yes, tolerates light frosts.

Feeding

Not required if good soil, but can still benefit from a compost mulch before planting.

Spacing

Single Plants: 9" (25cm) each way (minimum)
Rows: 7" (20cm) with 11" (30cm) row gap (minimum)

Sow and Plant

Sow in early spring indoors, or outdoors when the weather is warm but the soil is still cool.
Our Garden Planner can produce a personalized calendar of when to sow, plant and harvest for your area.

Notes

Easier to grow than broccoli, especially in spring. Can be sown in late summer for a fall crops.

Harvesting

Pull plants when swollen stems are the size of tennis balls. Older plants have inferior texture.

Troubleshooting

Cabbageworms can be damaging, but they are less attracted to kohlrabi compared to other cabbage family crops.

Planting and Harvesting Calendar

< Back to All Plants

Plant Diseases which Affect Kohlrabi