Western Red Cedar, Thuja plicata

Sold in Bundles of 25 trees.
Evergreen
Height: 150-200 ft
Light: Shade to Part Shade
Moisture: Moist to Wet
 
This species grows best on seepage and alluvial sites. It can grow in drier habitats as long as it's not too dry. 
Western red cedar is an important tree in Native American cultures, and is the provincial tree emblem for British Columbia.