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Cabbage Yellows

Yellows of cabbage is a fungal wilt disease caused by Fusarium oxysporum Please see the full article, “Fusarium Wilt“, for information on symptoms and treatment. Species & Taxonomy Kingdom: Phylum: Class: Order: Family: Genus Species: Fusarium oxysporum Plants Affected  infects only plants in the cabbage family (Brassicaceae): cabbage mustards cauliflower broccoli turnips radish horseradish Signs & Symptoms Whole […]

Black Leg

Fungal disease that affects cole crops (broccoli, cabbage, mustards, etc) primarily in warm wet seasons. Physical Description Google Images Species & Taxonomy Kingdom: Phylum: Class: Order: Family: Genus Species: Phoma lingam Lifecycle   Plants Affected Broccoli Brussels Sprouts Cabbage Cauliflower Kale Kohlrabi Mustard (some) Radishes (some) Turnips Plants Unaffected   Geographical Range   Signs & Symptoms […]

Delia Species Maggot

The genus Delia is a group of flies that are pests to many agricultural crops, primarily in their larval, or maggot, stage. Many individual pest pages redirect here. Physical Description Egg eggs are small and white (~1mm) some of the species’ eggs are slightly curved with a bluntly rounded end Larva Cabbage Maggot images from Google […]

Clubroot

Clubroot is caused by the soil-borne fungus Plasmodiophora brassicae, and it is the most serious disease of the brassica family. Physical Description Very serious problem where fungus attacks roots and kills the plant Google images of clubroot Species & Taxonomy Kingdom: Rhizaria Phylum: Cercozoa Class: Phytomyxea Order: Plasmodiophorales Family: Plasmodiophoraceae Genus Species: Plasmodiophora brassicae Lifecycle spores are […]

Flea Beetles

Flea beetle

Flea beetles, part of the Chrysomelidae family,are tiny black or brown-bronze beetles that jump like a flea, and leave tiny holes or divots in the leaves. They seem to especially love eggplant leaves. Fruits, like eggplant, also get damaged with scarring from the flea beetles feeding. Productivity is also reduced because they love the new leaves, growing tips […]