species 1,411 observations

Ectemnius maculosus

Field notes

Ectemnius maculosus is a species of square-headed wasp in the family Crabronidae. Its native range comprises much of the eastern United States, as well as southeasternmost Canada. It may also be adventive elsewhere, with some reports from outside the native range in North America, Europe, and northern Asia.

Supported by All

113 native plants
support it in the US

Food plants Plants it feeds on Tall Goldenrod, Water Hemlock, Texas Prairie Parsley, Late Boneset 4
Nectar plants Plants whose flowers it visits White Meadowsweet, Flat-topped Goldenrod, Common Yarrow, Common Boneset 109

Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided