Hydroponics is a method of growing plants using mineral nutrient solutions, in water, without soil. Terrestrial plants may be grown with their roots in the mineral nutrient solution only or in an inert medium, such as perlite, gravel, mineral wool, or coconut husk
Use to close off ends of 1/2" - 5/8" hose. Slip over hose end about 6", fold back hose tightly, and slide clamp over the folded end.