Baldfaced hornet nest (The High Fin Sperm Whale, Wikimedia Commons)
5/8 - 3/4+ inch long
black with yellowish-white face; no hairs
colony dies off every fall; fertilized queens overwinter
nest on building eaves, etc., or in plants/trees: aerial
queens start new every spring; colonies grow throughout the summer months
nests pose a serious health risk to humans
Monitor for nests from early summer - fall.
Purchase and use a bee veil, suit and gloves.
Minimize nesting habitat around property.
Install tight-fitting screens in windows.
Nest removal: wear protective bee veil, suit and gloves; at night using a ladder or bee pole, apply an aerosol wasp insecticide into the nest entrance hole, bag and remove the nest and place the bagged nest in a dumpster away from children and people.