Combining Viagrow Coconut coir with vermiculite and perlite equals one amazing premium planting mix. Viagrow horticultural perlite is commonly used alone for a completely inert hydroponic medium with good capillary and air retention properties. Viagrow Vermiculite is a natural soil amendment that promotes moisture retention and aeration in potting mixes and delivers vital elements to the plant roots resulting in better root development， growth rates and yields. Viagrow Vermiculite #3 naturally attracts and holds positively charged ions， like potassium， magnesium， calcium， and ammonium， releasing these vital elements to the plant roots. It even contains potassium and magnesium， which are then available as a supplemental slow-release supply of essential nutrients. Viagrow vermiculite has been developed with Successful Growing in Mind with a negative charge， it provides an excellent cation-exchange capacity which promotes healthy bacteria in your growing media and attracts and holds positively charged ions， improves water retention， wettability， has pH stability in soilless mixtures and Exhibits greater particle strength. Included in this kit is a Viagrow 5KG Coco Coir brick which expands to 2.4 cubic feet. This 11lb (5kg)， high quality， low sodium， sterile growing medium is an alternative to sphagnum peat moss and absorbs great amounts of water， lowering watering frequency. Simply add water to expand your brick in no time at all.

Sustainable Viagrow perlite is one of the most sustainable substrates， perfect for greenhouse propagation and growing， perlite is a naturally mined mineral that is heated during processing， causing its particles to pop and expand in volume， the result is a great， inorganic， soilless media， all Viagrow perlite and vermiculite is mined， heated， and packaged in USA

Drainage Viagrow horticultural perlite retains water and food for the growing plants， it is best used for drainage purposes， good potting soils typically contain at least 25% perlite for proper drainage

Lightweight Viagrow horticultural perlite is a lightweight substitute for sand， is especially useful in hydroponic gardening systems， it is perfect for seed germination， and cutting propagation

Variety perlite has a wide variety of applications such as hydroponics， aeroponics， raised bed gardening， container gardens， roof top gardening， makes a great soil additive， square foot gardening， potting soil for indoor plants， orchid potting mix， potting soil for outdoor plant， and much more

Asbestos free all Viagrow vermiculite is mined in asbestos free mines， Viagrow vermiculite is tested rigorously to ensure our customers are receiving a safe product， Viagrow has a long history with a lot of test data showing again and again that Viagrow vermiculite contains no asbestos

Premium coconut coir Viagrow coco coir is ph neutral， possesses low EC， retains valuable and necessary nutrients， is triple washed and steamed to assure low ppm and low sodium value， and sterilized to produce a perfect growing media that can be mixed with other growing mediums