Yellow sticky cards that attract and kill flying pests including winged aphids , Whitefly, Thrips sciarid fly , LeafMiner, psyllids, shore flies. The traps use no poisons and will work continuously for 6-8 weeks, reducing the need for sprays and providing a visible monitor of what is about.
We recommend them to reduce populations early in the spring before biological controls
can be introduced. However remember not to put them in the way of predators like
flying ladybirds, lacewings, and parasitic wasps, or you will be catching the "good