pantry pests & perceived threats - bees, wasps & others david j. shetlar, ph.d. the...
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![Page 1: Pantry Pests & Perceived Threats - Bees, Wasps & Others David J. Shetlar, Ph.D. The “BugDoc” The Ohio State University, OARDC & OSU Extension Columbus,](https://reader035.vdocuments.site/reader035/viewer/2022062516/56649d4b5503460f94a28d94/html5/thumbnails/1.jpg)
Pantry Pests &Perceived Threats -
Bees, Wasps & Others
David J. Shetlar, Ph.D.The “BugDoc”
The Ohio State University, OARDC & OSU Extension
Columbus, OH
© July, 2002, D.J. Shetlar, all rights reserved
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Beetles (& weevils) Moths Mites
Stored Products Pests(=Pantry Pests)
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Beetle Pantry Pests(by food type)
Internal Feeders Weevils
Grain borer
External Feeders Cigarette & Drugstore beetles
Scavengers Grain & flour beetles
Secondary Feeders
(old/moldy foods)
Mealworms
Spider beetles
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Bean weevils
Cigarette beetles
Sawtooth Grain
beetles
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Indian meal moth (dried fruits, processed grains, bird seed, dry pet food)
Mediterranean flour moth (processed grains)
Almond Moth (processed grains)
Angoumois grain moth (whole grains - often in farm granaries)
Moth Pantry Pests
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Indian Meal moth
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Beetle, Moth & Mite Pantry Pest Management
Monitor (visual inspection, pheromone traps)
Sanitation (destroy infested materials)
Exclusion (store foods in tightly sealed containers, in freezer if possible)
Freeze or heat infested products (150°F for 20 minutes or 0°F for four days)
Fumigate (large food stores only!)
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Fiber, Skin & Paper Pests
Carpet Beetles(black carpet beetle, furniture carpet beetle, carpet beetle)
Clothes Moths(webbing clothes moth, casemaking clothes moth, carpet moth)
Silverfish & Firebrat(silverfish, firebrat, fourlined silverfish)
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Common carpet beetle
Black carpet beetle
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Webbing clothes moth
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Silverfish
Fourlined silverfish
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Fiber, Skin & Paper Pest Management
Monitor (visual inspection, identify species, ONLY natural fibers at risk)
Exclusion (store woolens & furs in tightly sealed containers, in freezer if possible)
Repell (“moth crystals” = paradichloro-benzene not recommended)
Freeze or heat infested products (150°F for 20 minutes or 0°F for four days; may damage furs)
Fumigate (professionals only!)
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Nuisance & Filth Flies
House Fly
Blow Flies
Flesh Flies
Fruit Flies
Moth Flies (drain fly)
Cluster Fly
Phorid Flies
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House fly Stable fly
Fruit fly
Cluster fly
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Nuisance & Filth Fly Pest Management
Monitor (identify species involved)
Sanitation (destroy attractants – food & breeding materials; remove pet feces)
Exclusion (store foods in tightly sealed containers; seal trash & garbage)
Exclusion (seal buildings – window screens, door sweeps)
Traps (sticky traps, light traps)
Pesticides (surface residuals, aerosols – last resort! Use on exterior in severe cases.)
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Occasional Invaders
Spiders
Earwigs
Millipedes, centipedes, sowbugs
Bugs (pine leaffooted, boxelder)
Asian multicolored lady beetle
Clover mite
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Brown recluse spider (=fiddleback)
Black Widow spider
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Shore earwig
European earwig with eggs
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Millipede (Diplopoda)
Centipede (Chilopoda)
Sowbug/pillbug (Isopoda)
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Occasional Invader Management
Monitor (identify species involved, find outside sources)
Modify Landscape (reduce foundation plantings, organic mulches, aphid & scale prone plants)
Exclusion (caulk & seal doors & windows; fix screens & door sweeps)
Mechanical Destruction! Pesticides (“scheduled” parameter & baseboard sprays not recommended!)
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Stinging Insects
Social Wasps & Hornets(yellowjackets, baldfaced hornet, Polistes, etc.)
Solitary Wasps & Bees(carpenter bee, cicada killer, muddaubers, etc.)
Honey Bees & Bumble Bees(“killer bees” not expected in Ohio!)
Ants(Fire ants not expected in Ohio!)
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Yellowjacket
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Baldfaced Hornet
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Polistes Wasp = Umbrella Wasp
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Carpenter Bee
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Cicada Killer
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Digger Wasp (feeds on horse flies!)
Ground Wasps (feed on caterpillars!)
Muddauber nest(feed on spiders!
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Honey bee swarming
Bumble bee
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Stinging Insect Management
Monitor (identify species involved; find nesting site)
Modify Landscape (reduce ground covers, thick mulch layers, maintain turf)
Exclusion (caulk & seal access to all voids; fix screens; tightly seal garbage & dumpsters)
Mechanical Removal (professionals only!)
Pesticides (“Wasp & Hornet” sprays – prefer professional use!)
Education (notify residents of offensive materials – musk oils & strong perfumes/deodorants, body odor, patterned clothing)
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http://www.ag.ohio-state.edu/~ohioline/index.html
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Come visit the BugDoc at:
http://bugs.osu.edu