These Replacement Lures Are Designed For Using With The Innovative Raspberry Beetle Trap, Which Doubles As A Monitoring Kit, To Detect The Early Signs Of Raspberry Beetle By Placing It 1m Above Ground, 4-6 Weeks Before First Flower During April To July. The Raspberry Beetle Trap Helps To Improve The Timing And Efficiency Of Spray Treatment, Thereby Reducing Crop Damage Or Any Unnecessary Spray Application. attracted By The Incorporated Attractant Lure And Colour Of The Cross Vanes (simulating A Giant Raspberry Flower), The Beetles Fly Into The Cross Vane, Fall Into The Funnel-shaped Catchment Area And Down Into The Holding Bucket Below. If You Discover 5-10 Beetles Per Trap Per Week In The Period From Beetle Emergence Until Onset Of First Flowering Then We Would Suggest Using A Suitable Insect Killer Spray. The Attractant Lure In The Raspberry Beetle Trap Lasts 6 Weeks, The Length Of A Normal Raspberry Seasonraspberry Beetle Trap Detects The Early Warning Signs Of Raspberry Beetlehelps Improve The Timing And Efficiency Of Spray Treatmenthelps Reduce Crop Damage And Unnecessary Spray Applicationbeetles Are Attracted To The Lure And Colourattractant Lure Lasts Approx 6 Weeksapply An Insect Killer Spray If Numbers Of Trapped Beetles Indicates A Problem