The 4 entries in Laisha's encyclopedia that attack Kohlrabi, grouped by type. Each page covers identification, life cycle, the conditions that favour it, action thresholds and integrated management.

Growing Kohlrabi? The free Kohlrabi grow guide covers the crop from sowing to harvest.

Insect pests

• Cabbage root fly (cabbage maggot)Delia radicumInsect · The cabbage root fly is a small grey fly whose white maggots tunnel into the roots and stem bases of cabbage,…
• Cabbage white butterflies (imported cabbageworm and large white)Pieris rapae and Pieris brassicaeInsect · The small white (Pieris rapae, called the imported cabbageworm in North America) and the large white (Pieris…

Fungal diseases

• Clubroot of brassicasPlasmodiophora brassicaeFungal disease · Clubroot is a soil-borne disease of cabbage, cauliflower, broccoli, canola, mustard, turnip, radish and other…

Bacterial diseases

• Black rot of crucifersXanthomonas campestris pv. campestrisBacterial disease · Black rot is the most important bacterial disease of cabbage, cauliflower, broccoli and other crucifers…

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