Jack’s 12-4-16 Hydro RO (25lb) AARBKLK Spectral distribution is optimized for

Spectral distribution is optimized for photosynthetic efficiency

The tumbler models are also available in 125-micron and 185-micron screens

Great for indoor or outdoor use

for control of late blight and pink rot on stored potatoes

Pests need to be contacted with spray solution to be effective

Jack’s 12-4-16 Hydro RO (25lb) AARBKLK Spectral distribution is optimized forFor the Purest in you. This one part nutrient blend is designed for crops grown in very low alkalinity waters such as reverse osmosis (RO) water, rainwater, and distilled water. Formulated utilizing the innovative raw materials to reduce pH crash while delivering all the nutrients essential for vigorous plant growth.