Nine species of germander are native to North America, but according to John Pearson of the Iowa Department of Natural Resources, only one (Teucrium canadense) is native to Iowa. (Pearson added that other kinds of germander may be found in gardens.)
Sometimes called American germander or wood sage, Canada germander often grows in ditches, at woodland edges, or next to streams. I took all of the enclosed pictures along North Walnut Creek, near where the Windsor Heights bike trail passes under College Drive.
Side note for nature lovers riding RAGBRAI next week: please keep an eye out for Milkweed Matters volunteers handing out common milkweed seed balls for bicyclists to cast in unmowed ditches along the route. Monarch butterflies depend on milkweed plants to reproduce.
We now return to your regularly scheduled edition of Iowa wildflower Wednesday.Continue Reading...