Have you seen this tree?

Picture of the tree

purple flowers on the tamariskProfessor Paul E. Berry replied ‚ÄúThis is Tamarisk or Salt cedar, genus Tamarix and likely the species Tamarix ramosissima. It is native to Eurasia and is a serious invasive plant in drier areas of the western U.S., but in our neck of the woods it just stays in place."

Submitted by Birgit Otte, U-M Department of Astronomy, photos: Otte