We recommend a planting soil depth of 300 mm for grasses, 600 mm for shrubs and perennials, and 1000 mm for trees.
We recommend a planting soil depth of 300 mm for grasses, 600 mm for shrubs and perennials, and 1000 mm for trees.
For use in producing a bioretention filter media blend, specify that the topsoil used must contain at least 9%, and not greater than 36% clay-sized particles.
For use in producing bioretention filter media Blend B (water quality treatment priority), specify that the topsoil used must contain at least 9%, and not greater than 36% clay-sized particles.