PURE SUBSTRATES® Plastic Coco Starter Block w/Removable Bottom

PURE SUBSTRATES® STARTER BLOCK WITH 40MM HOLE – 10X10X7CM COMMERCIAL GRADE GROW BLOCKS MANUFACTURED FROM HIGH-GRADE COCO RAW MATERIAL. PURE SUBSTRATES® starter blocks are made especially for cannabis Organic product Produced in ISO 9001:2015 factory - consistent quality assured. Wetting agent ensures nutrients are immediately plant available pH buffered using our patented, sustainable and totally organic process. Less toxic for the environment and surrounding water sources. The unique fiber density of the PURE SUBSTRATES® starter block makes better use of water and fertilizers while allowing better dry back Our PURE SUBSTRATES® starter blocks are priced for commercial cannabis production Tear away bottom - when ready simply tear the bottom plastic off and place on top of the flowering bag! PURE SUBSTRATES® starter blocks were designed and tested stringently in Holland This product is used by the largest cannabis cultivators in North America 40MM PLANT HOLE - 10X10X7CM - 4-INCH X 4-I