Hydroponics Forums Discussions - grow rocks similar to hydrocorn?

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rock	02-02-2009 06:45 AM

grow rocks similar to hydrocorn?

are the grow rocks you talk about the same ,or similar to hydrocorn?

Ron	02-02-2009 06:46 AM

Yes grow rocks is the generic name and hydrocorn is a brand name. It's all a man made clay fired ceramic material. It's also added to concrete instead of stone to make it light weight.

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