Buakea venusta is a species of moth of the family Noctuidae. It is found in Kenya on altitudes of between 636 and 1.066 meters.
The wingspan is 18âÂÂ22 mm for males and 19âÂÂ21 mm for females.
The larvae feed on Cynodon aethiopicus. Full-grown larvae reach a length of 25âÂÂ30 mm.