Welcome to all new Premier Hydro Store! If you created a customer account prior to 01/20/2021 you will need to update your password.
DERIVED FROM
Phosphate Rock
Roots Organics Phos Rock is an excellent source of phosphorus and calcium. Carefully processed and sifted to make it easy to work with, Roots Organics Phos Rock encourages vigorous flowering and fruiting. All of the Roots Organics phos rocks have been sourced for quality and harvested with bat-friendly methods so you and your garden get performance with principles.