Replacement Screen (220 Micron)Use the 220 micron to get more pollen. Each screen comes with hardware so you can easily mount your new screen. Screens are made of stainless mesh with a plastic coated aluminum frame. Collect pollen while using Trim Bin with our innovative screens. Get more pollen with the new 220 micron screen!

so plants have ample Iron under a wide range of pH conditions

and mycorrhizal fungi

with stable moisture content

The Large Gym Bag features the large main zippered compartment has 2 layers of zippered openings for maximum odor-trapping capabilities

One of the most unique products ever created that has made Humboldt County’s Own a legend in the Hydroponic Industry

4" High-Output In-Line Duct Fan

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RAW Full Up easily passes through plant's cell walls

Includes power cable

Digital Calibration (push button) to any point within the meter’s range

The miniScrub is perfect for those who add expensive beneficial biological organisms to their grow media

Alcohol is used as the solvent for the active ingredients