This index features various insects, arachnids, and animals commonly considered pests, whose common names begin with the letter H. Click on a pest name to view detailed identification and control information.
A detailed list and link to more information on them is at bottom of the page
Household & Structural Pests (H)
- House Flies: The most common fly found indoors, known for carrying and transmitting disease-causing pathogens.
- Hobo Spider: A funnel-web spider often mistaken for other brown spiders, known to bite defensively.
- Hornets (European Hornet, Bald-Faced Hornet): Large, aggressive social wasps that build large paper nests in trees or wall voids.
Garden & Agricultural Pests (H)
- Harvester Ants: Large ants that forage for seeds and create large, bare mounds, disrupting turf and gardens.
- Hornworms (Tomato/Tobacco): Large, destructive caterpillars identified by a “horn” on their rear end, famous for defoliating tomato and tobacco plants.
Rodents & Wildlife Pests (H)
- House Mice: The most common species of rodent pest found globally, infesting homes and spreading disease.
Quick Tip: To control House Mice, focus on exclusion (sealing entry points) and using snap traps for fast, effective removal.
- Hornets
- House Mice
- House Flies
- Horse Flies
- Harvester Ants
- Honey Bees
- Head Lice
- Hobo Spiders
- Hornworms
- Hessian Flies
- House Crickets
- Hogweed Aphids
- Human Fleas
- House Sparrows
- Hawthorn Lace Bugs
- Hemp Russet Mites
- Hellebore Aphids
- Horsehair Worms
- Honeysuckle Sawflies
- Hibernating Bats
- Hydra Mites
- Hairy Fungus Beetles