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Grodan 10x10cm Rockwool Price:
$25.50
Grodan Rockwool Grow Media 100x100mmGrowing media is an essential part of any hydroponic growing system. Simply put, growing media is a soil substitute. There are many types of grow media available, each offering different advantages. These media are all inert, sterile substrates that have excellent aeration properties. Rockwool 1.5'' cubes are ideal for starting seedlings / cuttings, and then can be transferred into 3" or 4'' cubes. Afterwards, growing cubes are either planted onto Rockwool slabs or into your hydroponic system.
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