Grodan supplies innovative and sustainable stone wool growing media 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.

Sustainability plays a prominent role within Grodan, from the manufacture of stone wool substrates to end-of-life solutions. Grodan is founded in 1969 and active in more than seventy countries worldwide. The head office is located in Roermond, the Netherlands.


2019 marks the 50th anniversary of the GRODAN Group (a member of the ROCKWOOL Group) in the hydroponics industry.

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1993 –  2008  Sales Technician and then Account Executive of the GRODAN Group for Balkan Countries (Greece, Serbia, Albania,FYROM,Bulgaria), Turkey, Cyprus, Egypt.

2008 – Today  DKG will be taking on the additional role of sales organisation and exclusive outsourcing partner for Greece, Cyprus, the Balkan countries and Egypt with effect from 1 January 2009. 

DKG GROUP cooperates with GRODAN via IQ Crops as a distributor of the stonewool products, DKG Consulting as a member of the worldwide advisors network on Greenhouse Management and Hydroponics named GEP (Green Expert Platform), IRTC as collaborator in Training courses on 6phase model & Precision Growing and the portal .



The DKG Group has its roots in the early 1990s. Its main shareholders essentially brought hydroponics to Greece either by introducing the Grodan rock substrates or by experiencing the hydroponic technology of tomato and cucumber to a large extent as growers. Also in Grodan’s many innovations were key players.


At the beginning of the millennium with the foundation of DKG Consulting Ltd, the Grodan hydroponics method was extended to 16 horticultural crops (tomato, tomato, long cucumber, short cucumber, pepper, zucchini, eggplant, lettuce, strawberry, parsley) and floral (rose, gerbera, carnation, chrysanthemum, anthurium, gypsophile) products all over Greece.

During the first decade of the new millennium, Grodan hydroponics has expanded considerably in the Balkan countries, Turkey, Cyprus and Egypt as DKG Consulting Ltd became the Grodan Authorized Development Agency in these countries.

2011 –

With the foundation of IQ Greening Ltd (a member of the DKG Group), the hydroponics method has been extended to both urban farming and green vertical walls, roof gardening and green walls sound noise absorption walls.

Finally, the know-how developed through experiments and applications of new products and services has been gathered in the International Research & Training Center for Sustainability (IRTC), which includes producers and scientists from many parts of the world world.


PHC – Plant Health Cure

Plant Health Cure is specialist and market leader in the field of mycorrhiza technology and soil biology. We supply useful soil fungi and soil bacteria as well as other products that increase the plants self defence capabilities and allow them to function better. This makes it possible to save drastically on pesticides as well as on fertilisers. The user achieves at least the same production at lower costs and the plant is healthier. Plant Health Cure products thus offer a significant contribution to more sustainable green sectors.

2016 – Today  IQ CROPS is the Official Distributor of PHC products for Greece & Cyprus




Plant Health Care

Plant Health Care is one of the leading providers of natural, plant yield enhancing products to the agricultural industry.

The Company has focused on selling or licensing its technologies in global agricultural markets in order to achieve the greatest return for its stakeholders.

2016 – Today  IQ CROPS is the Official Distributor of Plant Health Care products