If you love dahlias and love how their incredible shapes and vivid rainbow colors light up a garden, be sure to visit this annual sale. The Michigan Dahlia Association Plant and Tuber Sale is usually held at Matthaei Botanical Gardens. This year the sale will be held at Dexter Mill, 3515 Central St., Dexter, MI on Saturday, May 15, 2021, 9 am - 2 pm.