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beetles per m² by distributing the content of 1 package (1,000 beetles) into 10 to 20 small piles on the surface of the plant substrate (compost, coconut [...] fly (Scatella) eggs, larvae and pupae. Adults also prey on the 2nd larval stage and pupae of the western flower thrips ( Frankliniella occidentalis ). These [...] After that period the adult predatory beetle will be active for approx. three weeks. An adult female will lay 8 eggs per day during the first two weeks after