Growing Kohlrabi

Organic Vegetable Gardening
Fact Sheet

Botanical name: Brassica oleracea var. gongylodes



Kohlrabi picked

Planting time: SP,FA
Seeds per ounce: 9000
Ounces per square foot: 0.0002
Minimum legal germination rate: 75%
Germination type: Short Germinating seeds

Growing Kohlrabi is best grown during cool weather and most growth occurs in cool weather. Kohlrabi is easy to grow and if you like the taste of Celery you'll like Kohlrabi's nutty celery-like taste.

The bulb (stems) can be cut into cubes or slices, and cooked, steamed, or microwaved. The leaves can be cooked as well as added to salads.

Kohlrabi is in the Brassica genus as well as Broccoli, Cabbage and Brussels Sprouts.


In garden spacing (inches): 4
In flat spacing (inches): 1
Planting depth (inches): cover seed with soil
Maximum number of plants per square foot: 13
Nutrient relationship: Heavy Feeder


Days to maturity: 56-63
Harvesting period (days): 119
Minimum yields in pounds /square foot: .7



Pythium Damping-Off - This disease commonly affects seeds and young transplants and is caused by the soil-borne fungus.

Downy Mildew - This disease is caused by the fungus Peronospora parasitica and can attack both seedlings and mature vegetable plants.

Alternaria Leaf Spot - This disease is caused by the fungus, Alternaria species, and occurs during warm, moist conditions.

Black Rot - Black rot is caused by a bacterium, Xanthomonas campestris pathovar campestris, and can affect all vegetables in the crucifer family.

Black Leg - The fungus, Phoma lingam, causes black leg.

Wirestem - The fungus, Rhizoctonia solani, causes wirestem.

Fusarium Yellows - Yellows or wilt is a much less important disease today due to the development of varieties resistant to the disease.

Viruses - There are several common viruses that can affect cole crops including Turnip mosaic virus and Kohlrabi mosaic virus..

Insect pests:(Insect Pest Finder) Army Cutworm, Bean Aphid, Kohlrabi Curculio, Kohlrabi Looper, Kohlrabi Maggot, Cutworm, Flea Beetle, Garden Centipede, Green Peach Aphid, Pea Aphid, Spotted Cucumber Beetle

Varieties for Growing Kohlrabi

Blue Delicatesse, White Delicatesse, Early Purple Vienna, Early White Vienna

Organic Gardening Seed and Plant Sources:



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