Each year since 1990 Perennial Plant Association members have nominated plants for promotion as a Perennial Plant of the Year. Those nominations are narrowed down to 4 choices and then all PPA members vote. Usually the selections will be lower maintenance, grow in many zones, and be a dependable contributor to a perennial garden. I can only think of one, veronica “Sunny Border Blue”, that was a poor performer in my area. Talking to a rep at Willoway nursery in Columbus about Sunny Border Blue’s award he agreed with “yeah… shouldn’t a perennial of the year survive an Ohio winter?” But, 2008’s selection, Geranium Rozanne does look like a winner with repeat blooms of violet-blue flowers that persist with the healthy foliage all summer. Rozzane’s large 2 inch plus saucer shaped keep coming through the heat of summer. It’s Rozanne’s heat tolerance that really makes it a standout among perennial geraniums. They are vigorous enough you may use them as a ground cover, yet they have a mounding habit that is not invasive. Continue reading »
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