Canadian Thrips in Greenhouses & Grow Rooms
September 19, 2024
species that drop to the ground, these stages remain on the leaf. They are relatively sedentary and slow-moving, remaining on the same leaf for days if left [...] curve back over the head as the thrips enter the pupal stage. Pre-pupa and pupa, for most economically important species, drop to the floor or soil to [...] develop. The notable exception to this rule is Echinothrips americanus , whose pupae remain on the plant. When pupae do fall, they can either lay on the soil