Milky Spore Powder - 50 lbs (Kit of 2 x 25 lb Drum)Long Term Japanese Beetle Grub Control Naturally If Japanese beetle grubs are destroying your lawn, turf, or landscape, Milky Spore Powder offers a proven, organic solution. This 50 lb kit two 25 lb drums contains Paenibacillus popilliae, a naturally occurring bacterium that specifically targets Japanese beetle grubs in the soil before they emerge as destructive adults. Apply once, and let nature do the rest. Key Benefits Long lasting grub control