Humboldt Sea Cal 2-0-0 -- 2.5 Gallon Physan 20 Replacing the media every 3-4

Replacing the media every 3-4 months guarantees that your air purification hardware remains protected and functional for the long term

where output usually falls off

Compatible with Bluelab Pro Controller and Bluelab Dosetronic models

MilStop SP Milstop SP is a broad-spectrum foliar fungicide that has a curative control of Powdery Mildew and preventative control of many other foliar diseases

Humboldt Sea Cal 2-0-0 -- 2.5 Gallon Physan 20 Replacing the media every 3-4Sea Cal is a highly concentrated growth enhancer and chelated calcium supplement that offers vital macro and micro nutrients in specific ratios during early plant development. Calcium is very important during a plant's vegetative cycle, controlling aspects of cell wall structure and permeability. Calcium is absorbed into a plant through the root tips, but plants are not always able to completely satisfy their need for calcium through their roots. This