Defenders Box Tree Moth Pheromone Trap Refill For use in Defenders Box Tree Moth Pheromone Trap only. Recommended for use from mid-March to October, with a coverage area of up to 100m2 per trap. Easy set-up with effective disruption and control of adult breeding cycles using species-specific pheromone lure. Protective see-through cover keeps birds, bees, and non-target species of wildlife and pollinating insect free from harm. Hang traps at height of 1m to 2m, and out of direct sunlight where possible. Due to geographical locations we are unable to deliver to: Isle of Wight, Isle of Man and Ireland.