Remove unwanted tree stumps with Stump-Out Ready to Use Granules. This product helps accelerate the decay and decomposition of tree stumps for easier at-home removal. Stump-Out granules work by dissolving the tissue and binding in between the layers of the tree stump to make it easier to remove. Decomposes unwanted tree stumps without harming surrounding plants and vegetation. 1 pound of product is enough to treat one 12-inch to 18-inch tree stump. Most effective on seasoned tree stumps that have been cut for at least 18 months. For best results, please see product label for full use instructions and use as directed.