The GRODAN Group supplies innovative and sustainable stone wool substrate solutions for the professional horticultural sector, based on Precision Growing principles. These solutions are, amongst others, applied for the cultivation of vegetables and flowers, such as tomatoes, cucumbers, sweet peppers, egg plants, roses and gerberas. Stone wool substrates are offered together with tailor-made advice and tools to support Precision Growing and thus facilitate the sustainable production of healthy, safe and tasty fresh produce for consumers. Sustainability plays a prominent role within the Group, from the manufacture of stone wool substrates to end-of-life solutions. The GRODAN Group, founded in 1969, is active in more than sixty countries worldwide. The head office is located in Roermond, the Netherlands.