City of Rochester Hills issued the following announcement on Mar 24.
Help build our community tree canopy by planting a tree anywhere in your yard through our Community Canopy program. Sign up for your free tree now at www.arborday.org/rochesterhills.
If you are part of an Homeowners Association and would like multiple trees for a common area, call Parks and Natural Resources at 248-656-4673.
Original source can be found here.