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Photo Gallery: Vegetable Pests
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Aphids on pepper leaves
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Aphids on beet leaves
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Corn Leaf Aphids
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Corn Leaf Aphids (closer view)
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Green Peach Aphids on broccoli
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Foxglove Aphid on a lettuce leaf (this aphid has a wide host range)
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Potato Aphid (Macrosiphum euphorbiae) (winged form)
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Potato Aphid (‘Winged Rose’ stage)
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Armyworm Caterpillar
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Asparagus Beetles (and larvae)
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Common Asparagus Beetle
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Spotted Asparagus Beetle
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Bean Leaf Beetle
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Red Bean Leaf Beetle (red morph)
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Black Blister Beetle — Epicauta pennsylvanica (DeGeer)
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Blister Beetles
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Blister Beetles
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Cabbage Flea Beetle (Phyllotreta albionica)
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Cabbage Looper
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Cabbage Maggot (multiple images)
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Roots damaged by Cabbage Maggots
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Cabbage Maggots
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Cabbage Maggot
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Cabbage Maggot
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Imported Cabbageworm (life stages)
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Eggs of Imported Cabbageworm
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Imported Cabbageworm (egg and larva)
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Fall Armyworm larva (Spodoptera frugiperda) (feeding damage to corn)
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Fall Armyworm Caterpillar (on a corn leaf)
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Corn leaves damaged by Fall Armyworm larvae
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Colorado Potato Beetle
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Pair of Colorado Potato Beetles
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Common Stalk Borer
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Corn Earworm larva
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Corn Earworm larva
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Pair of Corn Earworm larvae
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Moth Stage (Corn Earworm)
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Moth Stage (corn earworm)
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Corn Rootworm Larvae
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Northern Corn Rootworm Beetle
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Northern Corn Rootworm Beetle
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Northern Corn Rootworm Beetle
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A cutworm larva, and a young corn stalk that has been ‘cut’ due to the cutworm’s feeding injury.
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A cutworm curled up for protection
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Cutworm larva inside a potato
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European Corn Borer larvae
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European Corn Borer (collection of images)
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‘Shot’ damage to a corn leaf caused by European Corn Borer larval feeding
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European Corn Borer (adult/moth)
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Flea beetles (and feeding damage) on broccoli
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Flea beetles
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Flea beetles on potato plants
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Flea beetle feeding damage on a potato plant
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A leafhopper nymph (the wing pads are absent in the nymphal stage)
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Potato Leafhopper (a pest of not only potatoes, but many other crops as well)
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Southern Corn Rootworm Beetle (Spotted Cucumber Beetle)
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Cucumber Beetle (Striped Cucumber Beetle)
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Cutworm on a pepper plant
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Cutworm larva inside a potato
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Diamondback Moth
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Diamondback Moth (larva and cocoon stages)
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Pair of False Armyworm cutworms
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Hornworms
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Hornworms
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Tobacco Hormworm (left) and a Tomato Hornworm (right); many people in Maine encounter tobacco hornworms but incorrectly call them tomato hornworms.
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Tobacco Hornworm feeding on a tomato (seven white lines on each side of its body)
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Tobacco Hornworm; one can differentiate it from a tomato hornworm by virtue of its seven straight white lines on its side
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Japanese Beetle on a milkweed plant
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A cluster of Japanese Beetles
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Japanese Beetle with four eggs from a parasitic fly called a tachinid fly. Leaving such beetles alone is advisable because it may lead to additional tachinid flies that can go on to parasitize additional beetles (such parasitism typically kills the beetle).
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Japanese Beetle Larva/Grub
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Comparing the rasters of Japanese Beetle and European Chafer grubs.
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Leafminers
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A beet leaf with leafminer injury
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Mexican Bean Beetle (adult, larva, and some larval feeding injury as well)
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Mexican Bean Beetle (life stages)
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Tawny Garden Slug
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Tawny Garden Slug
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Leopard Slug versus Tawny Garden Slug
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Leopard Slug (also called a Spotted Slug or Giant Garden Slug) (June 1st, 2012) (Northeast Harbor, ME)
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Squash Beetle larva
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Squash Beetle adult
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Squash Bug
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Squash Bug (Life Stages)
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Squash Vine Borer (Melittia cucurbitae) (August 9th, 2021) (from a summer squash stem in Otisfield, Maine)
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Squash Vine Borer
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Striped Cucumber Beetle
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Tarnished Plant Bug
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Three-lined Potato Beetle (Lema daturaphila) (central Maine, 7/20/2021) (very common on tomatillo plants; uncommon on potato in spite of its name)
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Thrips
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Two-Spotted Spider Mites
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Two-spotted Spider Mites
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Western Corn Rootworm Beetle
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Whiteflies
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Whiteflies (adults with wings, immatures, and black/dead ones due to parasitism)
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White Grubs
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Wireworms (Larval stage of beetles called Click Beetles)
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Wireworms (Click Beetle larvae)
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Wireworm (additional image)
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Click Beetle images (larvae and adults)
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Click Beetle
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Click Beetle
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Click Beetle (ventral view) — June, 2018; Dixmont, ME
Additional Photos and Information:
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