Pasadena, Los Angeles County, California, USA March 25, 2013
We have similar looking aphids on mizuna and broccoli in our school garden. I suspect they are the same species, but perhaps there are several brassica-loving grey aphids? Mealy Cabbage Aphid seems like a possible match to me.
Contributed by Hannah Nendick-Mason on 4 April, 2013 - 6:23am Last updated 23 September, 2020 - 3:22pm