There are possibly as many as 50 generations per year. EGGS Most aphids in temperate regions overwinter in the egg stage. Since this species is a tropical species overwintering eggs have not been observed. There are four nymphal stages. The upper and lower development thresholds are 95 F and 50 F, respectively.
Developmental rate is inversly related to temperature.
First instar nymphs are light green. The tips of head, antennae and legs are slightly darker than the body. Second instar nymphs are pale green. The head, abdomen and antennae are darker than the body and the legs are paler. The eyes are red.