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Sunflower-Grasshopper Several species Management-chemical control beta-cyfluthrin (Baythroid XL) at 0.016 to 0.022 lb ai/A. A maximum of 0.22 lb ai/A per 7 days or 0.066 lb ai/A per season. PHI (pregrazing and preforaging) 30 days. REI 12 hr. chlorantrani ...

Sunflower-Seed weevil Includes Gray seed weevil (Smicronyx sordidus) Red sunflower seed weevil (Smicronyx fulvus) Pest description and crop damage Larvae of both species are small (0.12 inch in length), cream-colored, legless and C-shaped. Red sunflower s ...

Sunflower-Stem weevil Black sunflower stem weevil (Apion occidentale) Sunflower stem weevil (Cylindrocopturus adspersus) Pest description and crop damage Black stem weevil adults are black and 0.1 inch from snout tip to abdomen tip. The very narrow snout ...

Sunflower-Sunflower beetle Zygogramma exclamationis Pest description and crop damage Adults resemble Colorado potato beetle. The head is reddish brown, and the thorax is pale cream with a reddish-brown patch at the base. Each wing cover has three dark str ...

Sunflower-Sunflower maggot Gymnocarena diffusa Pest description and crop damage The adult fly is 0.5 inch in length: eyes are bright green and wings have a yellow-brown mottle. Significant yield losses have not been demonstrated for this insect and treatm ...

Sunflower-Sunflower moth Homoeosoma electellum Pest description and crop damage The adult is shiny gray to grayish tan, with a wingspan of about 0.75 inch. Each forewing has a small, dark dot near the center and two or three small, dark dots near the lead ...

Sunflower-Woolly bear caterpillar (Isabella tiger moth) Black banded woolly bear (Pyrrhactica isabella) Pest description Adults have tan wings with faint black spots and black spots on the back of the abdomen. Larvae are fuzzy, with black bands at the fro ...

Hemp-Aphids Includes: Cannabis aphid/hemp aphid/bhang aphid (Phorodon cannabis) Green peach aphid (Myzus persicae) Potato aphid (Macrosiphum euphorbiae) Rice root aphid (Rhopalosiphum rufiabdominale) Pest description and crop damage Several aphid species ...

Hemp-Caterpillars Includes: Corn earworm (Helicoverpa zea) False corn earworm (Heliothis phloxiphaga) Bertha armyworm (Mamestra configurata) Tobacco budworm (Heliothis virescens) Spotted cutworm (Xestra c-nigrum) Alfalfa looper (Autographa californica) Ca ...

Hemp-Cucumber beetle Western spotted cucumber beetle (Diabrotica undecimpunctata) Pest description and crop damage The Western spotted cucumber beetle (Order: Coleoptera; Family: Chrysomelidae) is yellowish green and 0.25-inch-long, and has 11 black spots ...