The primary tree species in the watershed are Douglas-fir and white fir.
Walking the white fir was walking across a massive drum.
The white fir grows to more than 200 feet (60 m) tall.
There are also sugar pine, white fir and cedar.
Trees in the monument include Douglas-fir, oak, white fir, and alder.
It is often marketed as Concolor or white fir.
Also, white and red fir is present.
State foresters allowed an existing understory of white fir to develop.
From 7,000 to 9,000 feet (2100 to 2700 m) Ponderosa pine and white fir are the dominant trees.
Ponderosa pine forests are common on slopes, with white fir at higher elevations.