Coconut coir bricks are composed of three different types of compressed coconut coir. This 1.4lb (650g), high quality, low sodium, sterile growing medium is an alternative to sphagnum peat Moss & absorbs great amounts of water, lowering watering frequency. . When hydrated with water, bricks & blocks rapidly expand which saves you time & effort. They can be exclusively used by themselves, blended together or mixed with expanded clay pellets, perlite or topsoil. Better still, you can run it through a chipper & amend your soil with It. Incredibly strong, it makes a better candidate for use with enzyme products that convert roots to biomass. Each brick makes 2 Gallons/8 Quarts/7.5 Liters

• Compressed for easy storage and transportation, each Viagrow 650 gram Brick makes up to 2 gallons/7.5 liters/8 quarts of ready to use premium grow media when watered.
• Optimum Air to Water Ratio: Viagrow Coco Coir is capable of retaining large amounts of water for less frequent watering while maintaining ample aeration for your plants.
• Increased Nutrient Retention: Viagrow Coir retains valuable and necessary nutrients for your plants growth better than many other grow medias.
• NEUTRAL pH: Viagrow Coconut Coir is pH neutral and a low E.C, making it ideal for most plants and growers.
• STERILE: Viagrow Coco Coir is triple washed and steamed to assure low PPM, sodium value and sterilized to produce a perfect growing media that can be mixed with other growing mediums such as: perlite, vermiculite, soil, expanded clay pebbles and so much more!