Description

Sunleaves' Rockwool Formula One A (NPK Ratio 5-0-4) 1 quart hydroponic plant nutrient solution is specially formulated to counter the natural alkaline pH of rockwool grow media, but can be used with any grow media, and is intended for use as a 2-part nutrient mix. It functions as a root and vegetative stimulator and should be used from the early vegetative stage through harvest, in conjunction with Rockwool Formula One B (sold separately). Rockwool Formula One A is naturally pH buffered and remains more stable for the life of the nutrient solution. Designed to enhance vegetative growth, add Rockwool Formula One A to your nutrient mix and see larger roots and fuller leaves!