Eucallipterus tiliae (lime aphid)
(lime aphid) characteristics: winged female is black and yellow, up to 1.8-3 mm long; nymphs are greenish-yellow marked with several black platelets, in spring and summer all of them are winged females, giving birth to live young, in autumn female aphids are wingless whereas winged males are present, they mate with the females and females start laying eggs, these eggs overwinter hatching the next spring, lime aphids produce much honeydew giving a lot of inconvenience, lime aphids survive winter in the egg stage natural enemies: Adalia bipunctata hosts: only found on lime trees |
Aphids on maple
characteristics: several aphid species can occur on maple trees like Drepanosiphum acerinum, Drepanosiphum platanoidis (sycamore aphid), Periphyllus acericola and Periphyllus testudinaceus, making a distinction between these species is not easy, up to 3-4 mm long, pale green to greyish green, sometimes with darker marking on their back; nymphs with red eyes and black markings on their antennae Most troublesome in spring and autumn, In summer breeding ceases, wingless females get inactive and survive on the underside of leaves, readily becoming active when being disturbed. over wintering as eggs, hatching at bud-burst natural enemies: Adalia bipunctata hosts: only found on maple |
