The large blooms of this perennial are a spectacular violet-blue with a white throat and darker venation on plants 1 to 2 feet tall and wide. The attractive foliage weaves itself through neighboring plants. Grow in borders, containers, or rock or cottage gardens. 'Rozanne' is most effective en masse.
Noteworthy Characteristics:A full season of blue-violet blossoms that seem to glow.
Care:Site in full sun or partial shade. Tolerant of most well-drained soils, but prefers moderate fertility and a moist soil.
Propagation:Divide in spring or fall.
Problems:Hardy geraniums are prone to mildews, bacterial blight, gray mold, and leaf spots. Also watch out for leaf miner and slugs.
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