ARBICO Organics Lindorus Lophanthae Purple Scale Predator Beneficial Insects, Pack of 250This beneficial devours both soft and hard scale insects in any type of growing environment. Ships FREE via Overnight methods on Monda Thursday. 2 3 Business day processing time. Lindorus lophanthae is a black lady beetle that thrives in temperatures of 59 77 F and a relative humidity of 20 90%. Both adults and larvae feed on soft scale, including purple, black, brown, and red, as well as mealybugs and insect eggs. Appearance: Small (2. 5 mm. 1 10