Cole Crops Pest Management Guidelines
UC agricultural management guidelines for control of cole crop pests. Cole Crops Weed Photo Gallery, with Common and Scientific Names (6/07) Relative Toxicities of Insecticides and Miticides Used in Cole Crops to Natural Enemies and Honey Bees ... [... more]
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Imported Cabbageworm
UC Management Guidelines for Imported Cabbageworm on Cole Crops. Larvae are green and very hairy, with an almost velvetlike appearance. Older larvae may be up to an inch long and often have one faint yellow-orange stripe down their backs and ... [... more]
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PRETRANSPLANT
COMMENTS: For use on broccoli, cabbage, Chinese cabbage, or cauliflower fields only. Apply to emerged weeds on winter beds; this contact herbicide will control many seedling weeds. Addition of a surfactant is essential for good control. COMMENTS: ... [... more]
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Pathogen: Mycosphaerella brassicicola
In California, this disease occurs primarily on Brussels sprouts. Symptoms consist of circular leafspots (0.5 inch in diameter) that range in color from light brown to black. With time these spots develop concentric rings much like a target ... [... more]
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Garden Symphylans
UC Management Guidelines for Garden Symphylans on Cole Crops. Cultural practices such as packing the soil surface after planting and flooding are suitable for organic crops. If symphylan counts approach 75 per potato slice, complete stand loss ... [... more]
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Scientific Names: Various species in the Tenebrionid Family
UC Management Guidelines for Darkling Beetles on Cole Crops. Darkling beetles are dull bluish black or brown beetles that chew off seedlings or feed on foliage. They can be distinguished from the predaceous ground beetles by the enlargement of ... [... more]
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Sclerotinia Diseases
UC Management Guidelines for Sclerotinia Diseases on Cole Crops. Two species of Sclerotinia cause disease on cole crops. Sclerotinia minor only infects stems or leaves in close contact with the soil. Once infection takes place, water-soaked, ... [... more]
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Pathogen: Fusarium oxysporum f.sp. conglutinans
UC Management Guidelines for Fusarium Yellows on Cole Crops. In California this pathogen affects primarily cabbage. Symptoms consist of yellowing of the lower leaves, often on one side of the plant. These leaves later turn brown and drop off. A ... [... more]
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Glassy cutworm: Crymodes devastator
Cutworms include a number of species of dull gray to brown, medium-sized to large (up to 2 inches when full grown) caterpillars. Most cutworms curl up into a C-shape when disturbed. All normally feed close to the soil surface cutting off ... [... more]
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PERENNIAL WEEDS
Weed management for organic broccoli production MET = metam sodium* (Vapam, Soil Prep) bindweed, field (seedlings only) Integrated weed management volunteer grains EPT = EPTC (Eptam) GLY = glyphosate (Roundup, etc.) OXY = oxyfluorfen (Goal, ... [... more]
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Turnip aphid: Lipaphis erysimi
Several other aphids may occur on cole crops. The most common is the green peach aphid, which is a yellow-green aphid with prominent tubercles at the base of the antennae. None of the other aphids occurring in cole crops have the waxy coating ... [... more]
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Scientific Name: Plutella xylostella
UC Management Guidelines for Diamondback Moth on Cole Crops. Diamondback larvae are small (about 0.33 inch when full grown) compared to other caterpillars in cole crops. The larval body is wider in the middle and tapering at both ends with two ... [... more]
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