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Hay and Pasture Crops Protect pollinators: See How to Reduce Bee Poisoning from Pesticides. Note: Products are listed in alphabetical order and not in order of preference or superiority of pest control. IMPORTANT NOTICE REGARDING THE USE OF CHLORPYRIFOS: ...
Alfalfa Hay Pests Stuart Reitz Revised:  March 2021 In all cases, follow the instructions on the pesticide label. The PNW Insect Management Handbook has no legal status, whereas the pesticide label is a legal document. Read the product label before making ...
Clover Hay Pests Elizabeth Verhoeven Revised:  March 2021 In all cases, follow the instructions on the pesticide label. The PNW Insect Management Handbook has no legal status, whereas the pesticide label is a legal document. Read the product label before ...
Pasture and Grass Hay Pests Elizabeth Verhoeven Revised:  March 2021 In all cases, follow the instructions on the pesticide label. The PNW Insect Management Handbook has no legal status, whereas the pesticide label is a legal document. Read the product ...
Rangeland Pests Sergio Arispe Revised:  March 2021 In all cases, follow the instructions on the pesticide label. The PNW Insect Management Handbook has no legal status, whereas the pesticide label is a legal document. Read the product label before making ...
Vetch Hay Pests Elizabeth Verhoeven Revised:  March 2021 In all cases, follow the instructions on the pesticide label. The PNW Insect Management Handbook has no legal status, whereas the pesticide label is a legal document. Read the product label before ...
Clover hay-Aphid Includes Clover aphid (Nearctaphis bakeri) Pea aphid (Acyrthosiphon pisum) Pest description and crop damage Clover aphid can be serious on red clover in the PNW. The clover aphid is much smaller than the pea aphid, is yellow, and builds ...
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Clover hay-Clover leaf weevil Hypera punctata Pest description and crop damage This is the largest weevil found in legume fields. The full-grown larva is about 0.5 inch long and has a brown head. The body is green or yellowish green shading to pink at the ...
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Clover hay-Clover root borer Hylastinus obscurus Pest description and crop damage Adults are bark beetles, 0.1 inch long and dark brown. They begin activity as early as March and may disperse from March through August. Larvae are creamy white and burrow ...
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Clover hay-Clover root curculio Sitona hispidulus Pest description and crop damage Adults are small grayish weevils 0.2 inch long. Larvae feed on fibrous roots and chew cavities in main roots. This insect usually is at low levels on many of the clovers ...
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