Contractors Wood Chip Compost Mulch- Dark

The source material is processed vegetation, trees, arborist wood chips, tree trunks, tree branches & aged black tree bark. Suitable as a trop dressing for trees and shrubs. Uniform size range of 95% passing 2” and no more than 55% passing ¼”sieve. Material does not contain salts, resin, tannins or other compounds in quantities that would be detrimental to plant life.