Benji Steenwyk is the greenhouse manager for Plaster Creek Stewards and Calvin University’s Ecosystem Preserve and Native Gardens. He oversees the propagation of over 400 species of locally collected native seeds. Benji annually produces over 100,000 plugs and has been caring for and expanding a native tree nursery which focuses on local genotypes of oaks, hickories, pawpaws, and other hard to get native trees.