This bvb foto contains
sitka sparren, sitkaspar, and picea sitchensis.
There might also be
mulch, amerikaanse witte berk, papier berken, paperbark berk, kano berk, betula cordifolia, papierberk, paper birch, kano birch, betula papyrifera, de lelie van michigan, lilium michiganense, and michigan lelie.