Be on the watch for these insects in September
Insects in and around homes
- Ants:
- carpenter
- cornfield, pavement, pharaoh, yellow, thief, field, acrobat
- swarmers: cornfield, field, yellow, thief, acrobat
- Social wasps (i.e. yellowjackets, paper wasps)
- Boxelder bugs
- Multicolored Asian lady beetles
- Cluster flies
- Fruit flies
- Spiders
- Stored product insects:
- Cockroaches:
- German, brownbanded, American, Oriental
- woods (may be found indoors or outside in wooded areas)
- Foreign grain beetles (very common in newly constructed homes)
- House flies
- Blow flies
- Ground beetles
- Millipedes
- Sowbugs
- Springtails
- Hackberry psyllids
- Western conifer seed bugs
- Masked hunters
- House centipedes
- Pseudoscorpions
- Larder beetles
- Carpet beetles
- Houseplant insects
Insects in gardens and yards
Gardens
- Apple maggots
- Common asparagus beetles
- Bean leaf beetles
- Black and yellow argiope spider
- Black swallowtail caterpillar
- Cabbageworms
- Colorado potato beetles
- Cutworms
- Earwigs
- Japanese beetles
- Flea beetles
- Iris borers
- Northern corn rootworms
- Slugs
- Soldier beetles
- Striped cucumber beetles
- Solitary wasps (including cicada killers)
- Sphinx caterpillars (hornworms)
- Squash bugs
- Tobacco budworm (also known as geranium budworm)
Yards
- Ants in lawns
- Birch catkin feeders
- Cecropia caterpillars
- Cicadas
- Dogwood sawflies
- Elm leaf beetles
- Fall webworms
- Galls, insects and mites
- Honeylocust plant bugs
- Ichneumonid wasps
- Imported willow leaf beetles
- Introduced pine sawflies
- Lace bugs
- Larch sawflies
- Mountain ash sawflies
- Pearslug
- Polyphemus caterpillars
- Redheaded pine sawflies
- Solitary wasps (including cicada killers)
- Twolined chestnut borers
- Viburnum borers
- Whitemarked tussock moths
- Yellownecked caterpillar
Insects that bite or sting
- Blacklegged ticks (formerly called deer ticks)
- American dog ticks (also called wood ticks)
- Bed bugs
- Mosquitoes
- Stable flies
- Black flies
- Head lice
- Fleas
