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Long-Term Soil Productivity Study:

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Contact:
Debbie Page-Dumroese
email Debbie

Last Revised:

Microbial Processes > Long-Term Soil Productivity (LTSP) Study > Forest Locations > Diamond Lake LTSP

Site/Soil Description:

  • Elevation averages 1146 meters.
  • The topography is relatively flat (slopes average < 10%).
  • Soils are Typic Haploxerult with a sandy loam texture and are derived from "popcorn" pumice. Pumice is at least 3 m thick.

Stand Description:

  • Forest type is 120+ year old Douglas-fir with a minor climax community of western hemlock and white fir.
  • Understory brush consists of vine maple, rhododendron, ribies, and chinquapin.
  • Understory forbs species consist of twinflower, prince's pine, vanilla leaf, wild rose, oregon grape, trilium, violet, and trailing blackberry.
  • Before harvest small pockets of dwarf mistletoe were detected.

Priest River site description >