Altica lythri is a species of flea beetle from the leaf beetle family, that is common in Asia, Europe, and North Africa, including Israel.

[1] The beetles size is 5 mm (0.20 in), and their colour is blue with black and green.

[4] The species hibernate in winter, and come aground during summer months, when they are hungry.

They feed on leaves of willowherb, water primroses[5] and sallows.

[6] The species could become victims of such predators as Braconidae, Ichneumonidae, and adults of Pentatomidae, especially Zicrona caerulea.