Large raspberry aphid
in the crop. Wingless females of the large raspberry aphid are 2.6-4.1 mm long, pale to yellowish green with long antennae, legs and siphunculi. The cauda [...] appear in June and July and migrate to new canes or host plants where they produce wingless aphids again. In October to December winged aphids appear again [...] symptoms Large raspberry aphids rarely reach populations that are high enough to reduce yield by direct feeding damage. The major problem is the spreading