Unlike other traps on the market, Agralan pheromone traps have a patented design to prevent small birds flying into the trap. NATURAL PEST CONTROL: Agralan Plum Moth Trap uses the pheromone scent of the female moth to attract and catch male moths. This provides a warning as to if and... Plum moth is the major cause of maggot damage in plums, gages and damsons. Pheromone Plum Fruit Moth Trap - Refill Pack | Kings Seeds Plum Tree Pest Trap Agralan RHS Approved Natural Buxus Box Moth Refill | Includes 4 Pheromone Lures Garden Fruit Tree Protection Use this trap from late May to late August. RHS AGRALAN BOX Moth Trap Natural Pheromone Buxus Monitoring £18.99 - PicClick UK This provides a warning as to if and when control measures are needed. NATURAL PEST CONTROL: Agralan Plum Moth Trap uses the pheromone scent of the female moth to attract and catch male moths.