About Hydroponic Society of America

The Hydroponic Society of America is a 501c3 non-profit organization formed in 1976 in Berkeley, CA. Our extensive knowledge is in the disciplines of plant lighting, plant science, controlled environment agriculture, and hydroponics.

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Hydroponic Society of America
POB 1183
El Cerrito, CA 94530

Phone: (510) 552-7632

 

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