Made from a unique volcanic mineral, Hydrofarm Super Coarse Perlite Growing Media is naturally sterile, free of disease, insects, and seeds, and is also pH neutral, making this ideal for use with gardening. The tiny cavities provide a naturally large surface area which holds moisture and nutrients for plant roots and also provides optimal aeration and drainage.
About Hydrofarm, Inc. Celebrated as the nation's oldest and largest manufacturer of hydroponic equipment and grow lights, Hydrofarm has made professional-grade equipment available to all since 1977. All grow lights and electric components are UL listed, unlike many competitors' products, meaning you get years of reliable and safe use out your high-intensity lights. All products are covered by a one year warranty, at the least. In some cases Hydrofarm ensures the performance of their products for five years.
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