Broccoli, Cole crops: Aphids categories: Broccoli, Cole Crops Broccoli, Cole crops Insects Vegetables last review date: 2025-10-13 11:27 Aphids on kale leafPhoto by: C.A. Miles Biology Aphids are small, pear-shaped, soft-bodied insects. They may range in color from yellowish to a waxy gray-green. Aphids typically feed on the underside of leaves, in buds, or in […]
Broccoli, Cole crops: Cabbage maggot categories: Broccoli, Cole Crops Broccoli, Cole crops Insects Vegetables last review date: 2025-10-31 02:21 Cabbage maggots and damage on turnipPhoto by: A.L. Antonelli Biology The cabbage maggot is the larva of a gray fly that is about 3⁄16″ long. Females lay eggs near the base of plants such as cabbage, […]
Broccoli, Cole crops: Black rot categories: Broccoli, Cole Crops Broccoli, Cole crops Diseases Vegetables last review date: 2025-10-31 02:29 Biology Black rot is a bacterial disease affecting most cultivated and weedy plants in the mustard family. Cabbage and cauliflower are the primary cultivated hosts in Washington. The bacteria enter via wounds or at the leaf […]
Broccoli, Cole crops: Flea beetles categories: Broccoli, Cole Crops Broccoli, Cole crops Insects Vegetables last review date: 2025-10-13 11:36 Flea beetles and damage on kalePhoto by: C.A. Miles Biology Flea beetles are small, brown to metallic black beetles with a habit of jumping like fleas when disturbed. They feed on many plants including beets, kale, […]
Broccoli, Cole crops: Imported cabbageworm categories: Broccoli, Cole Crops Broccoli, Cole crops Insects Vegetables last review date: 2025-10-31 02:52 Imported cabbageworm and damage on cabbagePhoto by: A.L. Antonelli Biology The imported cabbageworm is the larval stage of the cabbage butterfly. The adult butterfly has white wings, with black tips and spots on the forewings. Wingspan […]
Broccoli, Cole crops: Clubroot categories: Broccoli, Cole Crops Broccoli, Cole crops Diseases Vegetables last review date: 2025-10-31 03:04 Clubroot symptoms on cabbagePhoto by: L.J. du Toit Biology Clubroot is a disease that affects plants in the mustard family. It is caused by a soil-borne fungus-like organism. Affected plants develop abnormally large roots which may become […]
Broccoli, Cole crops: Downy mildew categories: Broccoli, Cole Crops Broccoli, Cole crops Diseases Vegetables last review date: 2025-10-13 11:44 Downy mildew symptoms on broccoliPhoto by: R.S. Byther Biology Downy mildew is a fungal disease typically found on leaves of broccoli, cabbage, and other plants in the mustard family including weeds. Leaves first show pale green […]
Broccoli, Cole crops: Loopers categories: Broccoli, Cole Crops Broccoli, Cole crops Insects Vegetables last review date: 2025-10-13 11:44 Green alfalfa looperPhoto by: A.L. Antonelli Biology Loopers are typically green caterpillars up to about 1 1⁄2″ long. They may have pale or dark stripes along the body. They are distinguished by their characteristic looping or measuring-worm movement. […]
Broccoli, Cole crops: Thrips categories: Broccoli, Cole Crops Broccoli, Cole crops Insects Vegetables last review date: 2025-10-13 11:46 White speckling damage on pea leaf caused by thripsPhoto by: A.L. Antonelli Biology Thrips are tiny (≤1⁄20″), elongate, yellowish to dark insects. Thrips feeding can result in whitish stippling or streaking of leaves. Buds may be damaged, […]
Broccoli, Cole crops: Oedema categories: Broccoli, Cole Crops Broccoli, Cole crops Diseases Vegetables last review date: 2025-10-13 11:47 Oedema symptoms on top and bottom of geranium leafPhoto by: R.S. Byther Biology Oedema is a physiological problem. Symptoms are usually seen on the lower side of leaves, but may occur on any part of the plant. […]