Gasteruption wasp is a 2-4cm (an inch or so) that frequents Buckwheats and Yarrow for nectar. The females lay eggs into nest of Stem boring or leaf laying bees.
A female Gasteruption was
A male Gasteruption wasp
Another female Gasteruption Wasp.
Last edited on 2012-01-08 18:09:29.