Easy-to-apply & Effective Insect & Pest Barrier On Your Ornamental & Fruiting Trees, & Gardens Containers. The Barrier Glue Puts Off Insects Like Female Winter Moths & Other Pests From Getting To The Top Of The Trees, Or Into Containers To Lay Eggs.eliminate The Problem Of Hatching Caterpillars Which Eat The Young Leaves In The Following Spring, Causing Serious Damage To Growing Trees.the Climbing Adult Insects Just Have To Abort Their Egg-laying Mission. They Probe The Glue With Their Antennae & Turn Back.the Barrier Glue Is Particularly Suitable For A Whole Range Of Trees, Or Even Garden Pots; Just Apply A Ring Of Barrier Glue In Autumn On The Trunk Of All Your Favourite Garden Trees. By The Time The Adult Moths Start To Climb The Trunk, The Barrier Glue Is All Set To Stop Them In Their Tracks.if You’re Applying The Barrier Glue To Garden Pots, You Can Apply It Any Time.one Tube Contains Glue For 5m Of B&, So You’ll Have Plenty To Serve Your Garden Trees & Pots. It Has A Thumb-push Dispenser Mechanism For Easy & Controlled Application.