18-20" x 36" wide. (Cutting propagated.) 2008 Perennial Plant Assoc. "Plant of the Year." 'Rozanne' has proven herself to be one of the very best hardy perennial geraniums. She has also earned top ratings from gardeners coast to coast in Fine Gardening's 2008 'Best Regional Perennials' poll. 'Rozanne' has a loose mounding habit and blooms non-stop from late spring to hard frost with large 2" diameter saucer-shaped violet-blue, white centered flowers. 'Rozanne' looks great anywhere you plant her and is especially nice when used in front of tall perennials. Zones 5-8.