Growool Granulated Premium Rockwool - 10L soil control T Natural Rooting Sponges that

T Natural Rooting Sponges that offer the latest and fastest rooting available today

and it has a replaceable electrode to extend the lifetime of the combo pen

Housing: Water-resistant

flowers and fruit formation require higher levels of phosphorous

clean and highly chelated

Growool Granulated Premium Rockwool - 10L soil control T Natural Rooting Sponges thatGrowool Granulated Premium Rockwool is not a 'granulated' rockwool as such but more of a 'spun' rockwool making its appearance and consistency more like 'fairy floss'. Flushed with pH adjusted water set at 5. 5. The pH of the nutrient solution should also be 5. 5 for best results. Like all rockwool media, Premium Floc has a high water holding capacity so it does not need to be watered very often. Premium Floc is an inert, sterile medium well suited