Hydro Crunch Coco Coir Blocks are composed of 3 different types of compressed coco coir. This high quality， low sodium growing medium is an alternative to sphagnum peat moss. When hydrated with water， the blocks rapidly expand which saves you time and effort. Hydro Crunch Coco Coir growing mediums can be exclusively used by themselves， blended together or mixed with our Hydro Crunch expanded clay pebbles， perlite or topsoil.
Each brick makes up to 15 Gal. of ready-to-use soilless media
Increases nutrient retention and provides essential aeration
Expands to 5-times its packaged size
Great for indoor or outdoor gardening
100% organic coir fiber
Flushed of excess sodium
Optimum air to water ratio
Molded-in integral slots for easy and durable mounting
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