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Categories of Forest Reproductive Material

 

There are 4 categories of FRM according to the Basic Material from which it is collected.

  • Source-identified (SI)
    Comes from general or specific locations within a single region of provenance or seed zone altitude band in which no specific superior qualities are recognised.
  • Selected (SE)
    Collected from stands showing superior characteristics, e.g. better form, growth rate and health.
  • Qualified (QU)
    Derives from the selection of superior individual trees which have not undergone any form of testing.
  • Tested (TE)
    Derives from the selection of individual trees or stands that have undergone evaluation for genetic quality or have been shown to be superior, in comparison to accepted standards.