41+ Hydroponic Rockwool Pics. Several hydroponic growers believe rockwool is the best indoor growing medium in hydroponics. Special considerations when using rockwool for hydroponics.
Rockwool is a great medium for growing marijuana.
However, i'm going to make the case against rockwool and argue why you should never use. Home›shop›hydroponic gardens›growing media›grodan rockwool›grodan rockwool slabs. Growers of all levels, using a variety of hydroponic setups. Get the best deal for pargro rockwool/stonewool hydroponic growing media from the largest online selection at ebay.com.
