Plant Health Problems
Kale, like collards, is a non-heading form of cabbage grown for its edible foliage. See Crucifers for a detailed discussion of the common diseases of this host.
Some of the insects that injure cabbage also feed upon kale. See Cabbage.
Turnip aphid, Lipaphis erysimi.
This aphid infests kale. See Aphid fact sheet.