Clematis Ivan Olsson
Early Large Flowered Clematis
Full Sun, Partial Shade
Zones 4-11
Grows 6 to 8 feet
Johnson, Sweden, 1955
Clematis Ivan Olsson has lovely ice blue with darker margins on 4 to 6 inch flowers in late spring and again at the end of summer. Magnus Johnson named it in honor of the clematis enthusiast who gave him the seed which produced this wonderful plant. Pruning: 2