Mother Earth Hydroton Giant 50 L Can-Filters 25-Pack: Scales a propagation room

25-Pack: Scales a propagation room or restocks worn heads

All units include: mounting bracket

Enhanced Growth: Promotes leaf growth

allowing simultaneous readings for pH and Conductivity

Plug in circulation fans

Mother Earth Hydroton Giant 50 L Can-Filters 25-Pack: Scales a propagation roomThe original Hydroton brand expanded clay is a unique, lightweight expanded clay aggregate made in Germany. This natural clay is mined, formed into pellets, then kiln fired at high temperatures to cause the clay to expand into tough, lightweight balls. Clay naturally has balanced capillary action, with an ideal surface structure. Hydroton brand expanded clay is semi porous and generally does not float like other products can. For best results, rinse