The GRODAN business supplies innovative, sustainable stone wool substrate solutions for the professional horticultural sector based on Precision Growing principles. These solutions are used in the cultivation of vegetables and flowers, such as tomatoes, cucumbers, sweet peppers, aubergines, roses and gerberas. GRODAN offers stone wool substrates together with tailor-made advice and tools to support Precision Growing, facilitating the sustainable production of healthy, safe, and tasty fresh produce for consumers. Sustainability plays a prominent role at GRODAN, from the production of stone wool substrates to end-of-life solutions. Founded in 1969, GRODAN is active in more than sixty countries worldwide. The head office is in Roermond, the Netherlands. The GRODAN business is part of the ROCKWOOL Group.