Overgrow.com GrowFAQ
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Can I use industrial grade rockwool for my hydroponic medium?


Most industrial insulation contains a fire retardant chemical that severly restricts growth and will cripple your plants.


The only option is horticutural grade, grodan and oasis for example.

Banner Amsterdam Marijuana Seeds

Last update:
2001-05-30 21:48
Author:
growfaq
Revision:
1.1
Average rating:0 (0 Votes)

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