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• Forest Reproductive Materials Exclusion Zones GB

  This shapefile shows exclusion zones associated with some sites on the Forest Reproductive Material (FRM) shapefile. It should always be used in conjunction with the FRM shapefile. The exclusion...

  • Published by: Forestry Commission
  • Updated: 8 August 2017

• Forest Reproductive Materials Regions Of Provenance GB

  These are defined areas within which similar ecological and climatic characteristics are found. They provide a framework for specifying sources of Forest Reproductive Material (FRM). For native...

  • Published by: Forestry Commission
  • Updated: 21 January 2010

• Forest Reproductive Materials Sites Accesses GB

  Forest Reproductive Material (FRM) is the generic name for the seeds, cones, cuttings and planting stock used in forest establishment. The 46 tree species and the genus Populus (including aspen,...

  • Published by: Forestry Commission
  • Updated: 8 August 2017

• Forest Reproductive Materials Seed Stands & Seed Orchards GB

  Forest Reproductive Material (FRM) is the generic name for the seeds, cones, cuttings and planting stock used in forest establishment. This layer includes seed stands (ST) and seed orchards (SO)...

  • Published by: Forestry Commission
  • Updated: 16 April 2025

• Forest condition survey (1987-2006)

  The Forest Condition Survey has been carried out since 1984 and, in addition to providing comprehensive information on tree health in Britain, it contributes to an EU programme monitoring the...

  • Published by: Forestry Commission