Whats the BEST Aquaponic GROW MEDIA - Flood and Drain

Are you wanting to get into Aquaponics? Trying to decide which grow medium/media to use? In this video we will capture the work required to fill the six new, flood and drain, rainbow trout aquaponic flood and drain, grow beds with lava rock.
Lave Rock is one of the best, if not the best medium...becuase of it's porosity.
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