The GMA is concerned with the development, production, marketing and sale of growing media and soil improvers in the UK and Ireland and the ingredients used to manufacture these products.

The objectives of the Association are:

• To promote and be a source of sound advice and information about the use of growing media.
• To foster and encourage the development of effective, safe and environmentally sound growing media in the UK and Ireland.
• To establish and maintain safety and quality standards for growing media in the UK and Ireland.
• To represent the interests of the growing media industry to Government, Government bodies, consumers and other organisations.
  
  
  GMA Environmental Policy
  
  GMA Policy on Restoration and After-use of Peat Bogs
  
  GMA Code of Practice for Quantity Measurement, Pack Filling and Volume Declaration
  
  GMA Baseline Inspection Standard