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 CharacteristicsA full season of blue-violet blossoms that seem to glow.
CareSite in full sun or partial shade. Tolerant of most well-drained soils, but prefers moderate fertility and a moist soil.
PropagationDivide in spring or fall.
ProblemsHardy geraniums are prone to mildews, bacterial blight, gray mold, and leaf spots. Also watch out for leaf miner and slugs.
Fine Gardening Recommended Products
Water Right PSH-100-MG-1PKRS 400 Series, 100-Foot, Olive Green
Fine Gardening receives a commission for items purchased through links on this site, including Amazon Associates and other affiliate advertising programs.
Gilmour 811673-1001 Sprinkler
Fine Gardening receives a commission for items purchased through links on this site, including Amazon Associates and other affiliate advertising programs.
Dramm Revolution Adjustable 9-Pattern Metal Hose Nozzle
Fine Gardening receives a commission for items purchased through links on this site, including Amazon Associates and other affiliate advertising programs.
- Genus : Geranium
- Plant Height : 1 to 3 feet
- Plant Width : 1 to 3 feet
- Zones : 4, 5, 6, 7, 8
- Bloom Time : Early Summer, Late Spring, Spring, Summer
- Light : Full Sun to Partial Shade
- Uses : Ground Covers
- Maintenance : Low
- Moisture : Medium Moisture
- Growth Rate : Moderate
- Plant Type : Perennials
- Plant Seasonal Interest : Summer Interest
Plant Characteristics are only available to Fine Gardening members
Sign up for a free trial and get instant access to our complete plant guide as well as our entire collection of articles and videos.
