If you intend on putting down a preemergent or crabgrass preventer on your lawn and likewise need to dethatch, it's best to dethatch first. Dethatching When you place down your weed preventers and preemergent will disturb the barrier that was established. How frequently must you dethatch your yard? Dethatching is https://archermvelu.blogsvirals.com/33504171/everything-about-landscape-contractors-near-me