Root boost is the ultimate tree and bush planting aid containing eighteen natural species of endo and ectomycorrhiza fungi which live on or near the roots providing increased nutrient and water uptake through the roots root boost also contains microbes for a healthier plant supressing soil borne diseases bio stimulants such as seaweed also help plants survive in stressful situations such as poor environmental conditions and poor soils roots boost will give gardeners r r increased root gro