Other Common Names
Sandhills Hornet, Common Yellow Hornet
Explanation of Names
Dolichovespula arenaria (Fabricius 1775)
abundant throughout boreal NA(1)
From north central Alaska to as far south as New Mexico and Arizona.
Arboreal to subterranean habitats.
may begin nest building as early as March in California
Arthropods: grasshoppers, crickets, caterpillars, spiders, flies, lacewings, and even lady beetles (avoided by other wasps). Also fall webworm. Sometimes carcasses of vertebrates.
They have mostly aerial nests, from a few centimeters above ground to the tops or trees, or houses or sheds. But in some cases they build nests under rocks or even underground.