Location Name: Pumice Plains grid - PP

Parent: Mount St. Helens Grid Plots (del Moral) -

Site History:

Site blasted and buried by coarse pumice.

Landform:

Gentle slope with residual vegetation and a steeper portion; upper portion exposed

Geology:

Surface dominated by decomposing pumice

Hydrology:

Well-drained

Vegetation:

Mixture of herbs, with scattered conifers.

Climate:

Summer dry montane, heavy snow