This coating looks rather like a fungus, especially when the woolly aphids cluster together in large ... Breeding stops in autumn when immature aphids seek sites to overwinter. On a healthy tree, ...

They are called woolly aphids – they often look like snow or ash when floating in the air, thanks to a white, waxy covering ...

Woolly apple aphids feed ferociously and can go through many generations in a year. Their presence is often signified by the ...