Crop Rotation Group
Brassicas (Cabbage family)
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Soil
Well drained soil amended with well rotted compost.
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Position
Full sun.
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Frost tolerant
Yes, tolerates light frosts.
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Feeding
In lean soil, mix in a balanced organic fertilizer before planting.
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Companions
-
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Spacing
Single Plants: 9" (25cm) each way (minimum)
Rows: 7" (20cm) with 11" (30cm) row gap (minimum)
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Sow and Plant
Sow in early spring indoors, or outdoors when the weather is warm but the soil is still cool.
Our Garden Planning Tool can produce a personalized calendar of when to sow, plant and harvest for your area.
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Notes
Easier to grow than broccoli, especially in spring. Can be sown in late summer for a fall crops.
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Harvesting
Pull plants when swollen stems are the size of tennis balls. Older plants have inferior texture.
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Troubleshooting
Cabbageworms can be damaging, but they are less attracted to kohlrabi compared to other cabbage family crops.
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