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Vegetables: Leafy Brassica (Cabbage, Kale, Collard)

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Image Subject Name Scientific Name Description
5077022 edema Edema on Cabbage; Sudden drop in temperatures and high soil moisture will cause leaf cells to rupture causing a wart-like appearance. New growth will not be affected unless conditions repeat.
5077025 frost and winter injury (general) Cold stress on cabbage; Sudden drop in temperatures and other stresses will trigger anthocyanin production causing a "purpling" of the outer leaves. Plants will usually grow out of this condition as temperatures moderate.
5077026 calcium deficiency Calcium Deficiency in Cabbage; Exhibits characteristic "tip burn" at tips/edges of the leaf. Leaves are deformed and cabbage head will not form if supplemental calcium is not applied. Cupping of leaves is typical.

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