Several species of Daphne are cultivated; one of the most frequently grown is Daphne cneorum L., known to escape in New England. It is a low, spreading evergreen shrub with pink flowers in a terminal inflorescence and may escape in warmer areas of Michigan.
All species found in Daphne
MICHIGAN FLORA ONLINE. A. A. Reznicek, E. G. Voss, & B. S. Walters. February 2011. University of Michigan. Web. January 21, 2021. https://michiganflora.net/genus.aspx?id=Daphne.