Helps accelerate the decomposition of tree stumps.It s the easy chemical way to remove stumps.Apply the nonexplosive dry granular chemical to the stump as directed.Works in 4-6 weeks.Treats one average size stump.No digging or chopping.Food Grade Bicarbonate Granular Drying Powder.Dimensions (L x W x H):3.25 x 2.75 x 7.5.