Great golden digger wasps are infrequently seen at Barnes Prairie, scattered native tallgrass prairie remnants, in Racine County WI. Summaries of 2019-2022 sightings follow.
Date Flowers visited by Sphex ichneumoneus
Aug. 5, 2019 Pycnanthemum virginianum, mountain mint 88F
Aug. 5, 2019 Eryngium yuccifolium, rattlesnake master
Aug. 9, 2022 Asclepias syriaca, common milkweed 78F
Aug. 12, 2022 Pycnanthemum virginianum, mountain mint
Aug. 16, 2022 Pycnanthemum virginianum, mountain mint
Aug. 24, 2022 Asclepias verticillata, whorled milkweed
Aug. 30, 2022 Solidago sp., goldenrod
Barnes Prairie, Racine Co., WI. On Mountain mint.
On Asclepias verticillata
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