The myke tree and shrub growth supplement mycorrhiza contains mycorrhizae on a natural medium coarse granulated carrier (vermiculite, perlite, peat and compost) efficient on both broad-leaf trees and evergreens. It contains no chemical additives. It will increase rapid development of the root system and ensure a better recovery and survival after transplant. It also increases absorption of water and nutrients. This product contains 3.6 quarts.