Canadian Thrips in Greenhouses & Grow Rooms
September 19, 2024
on the foliage, attacking the lower surface first. When the population increases and feeding progresses, they will move to the upper surface of the plants [...] treatments. As the pest is dormant and protected in the hard pupal casing it is extremely resistant to pesticide treatments. Vents - The other way that [...] 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