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Mint-Garden symphylan Scutigerella immaculata Pest description and crop damage Small (less than 0.25 inch), white, centipede-like animals that feed on hairs and meristematic tissue of roots and underground stems. Heavy feeding causes plant stunting, poor ...

Mint-Grasshopper Includes Clearwinged grasshopper (Camnula pellucida) Pest description and crop damage Both young and adults feed on leaves. Leaf loss can be significant in years with warm, dry spring-time conditions. Biology and Life History Grasshoppers ...

Mint-Mint flea beetle Longitarsus waterhousei Pest description and crop damage Adults are small, 2mm long, pale brown to brownish-yellow flea beetles feed on mint foliage producing "shot-holed leaves." These usually are noticed first in late Jun ...

Mint-Mint root borer Fumibotys fumalis Pest description and crop damage Early instar larvae are light green/yellow with dark stripes down the back; older larvae can be up to 0.75 inch long and are yellow/tan with a brown head. They feed inside mint rhizom ...

Mint-Mint stem borer Pseudobaris nigrina Pest description and crop damage Adults look like weevils. Larvae are small white grub, 0.08 to 0.16 inch long, with a brown head and no legs. Damage is to the main root; females bore into the base of a stem laying ...

Mint-Painted lady or thistle butterfly Vanessa cardui Pest description and crop damage Spiny, dark caterpillars with pale yellow stripes on sides. Larvae feed communally, associated with webbing and black frass. Biology and life history Butterflies migrat ...

Mint-Redbacked cutworm Euxoa ochrogaster Pest description and crop damage Redbacked cutworm (RBC) is a key pest of mint east of the Cascades. As mint begins to send up aerial growth in the spring, larvae feed underground by day, clipping off new spring sh ...

Mint-Root weevil Black vine weevil (Otiorhynchus sulcatus) Strawberry root weevil (O. ovatus) Pest description and crop damage Larvae are legless white grubs with tan heads. They overwinter 2 to 8 inches deep in the soil. Adults generally are black but ma ...

Mint-Slug Includes European black slug (Arion ater) Gray garden slug (Deroceras reticulatum) Great gray garden slug (Limax maximus) Marsh slug (Deroceras laeve) See also: Slug Control The use of metaldehyde formulations and baits and iron phosphate baits ...

Mint-Spider mite Includes spider mite (Tetranychus urticae) Pest description and crop damage Spider mite adults are small, eight-legged, spiderlike animals associated with webbing and round eggs on the underside of leaves. They are pale green, yellowish t ...