This Stranger Things photo contains
sitka spruce, picea sitchensis, american white birch, paper birch, paperbark birch, canoe birch, betula cordifolia, betula papyrifera, beech, and beech tree.
There might also be
ponderosa, ponderosa pine, western yellow pine, bull pine, pinus ponderosa, hemlock, hemlock tree, cedar, and cedar tree.