Saw at least a dozen trees in this location, with some seedlings and saplings.
people sure love dumping garbage in habitat for critically endangered species.
On sugar maple
Dozens deep in the Nature Conservancy Forest. Definitely native, some very large and old.
Not sure if planted, or wild. In the ditch between two buildings in the industrial park.
About 50 individuals, most about 5 years old. Several roughly 20-30 years. No mature trees noticed.
Approximately 10 remnant trees left in a cut
Found growing in a seepage area of a upland forest dominated by white ash and trembling aspen. Highly likely germinated from an escaped ornamental seed. There are planted cedar about 75 m away.