In my experience 'Rozanne' blooms later and much longer. It is particularly stunning next to yellow flowers, such as the soft yellows of coreopsis or intermingling with yellow roses. How to prune. When crossed, hardy geranium species produce hybrid cultivars such as 'Johnson's Blue' and 'Rozanne,' which are sterile, which means they cannot reproduce faithfully from seed. Seems I'm not alone. Rozanne is a clump former, but it will start to spread. Geranium Johnson's Blue - Common name:Cranesbill, Perennial Geranium - Extremely long blooming - large vivid periwinkle blue flowers appear continuously from late spring to fall. The Geranium Rozanne was noticed because of its brilliant violet-blue blossoms and its repeat blooms throughout the summer, with minimal care. (U. S. Plant Patent PP12,175 issued October 30, 2001). You can, however, make divisions to use in your own garden. There’s no need to worry about hurting your flower as you prune her back. I have also got Johnson's Blue, they with me are a one flush flowering lot, then the look bedraggled even when cut down! This is consistent with descriptions by the Missouri Botanical Garden. Other common names cranesbill 'Johnson's Blue' Family Geraniaceae Genus Geranium can be annuals, biennials and perennials, herbaceous or evergreen, with rounded, usually palmately lobed or divided leaves, and lax inflorescences of rounded, 5-petalled flowers Averaging about 2 - 2 ½ across. 10 Foolproof Perennial Plants for the Northeast U.S. Best Plants for White and Silver Shade Gardens, 16 Eye-Catching Varieties of Hardy Geranium, 18 Yellow-Flowering Plants for Your Garden, 8 Varieties of Coreopsis for Your Flower Garden, Best Perennials That Offer Long Bloom Periods, Spiked Speedwell (Veronica) Plant Profile, 10 Best Flowering Plants That Deer Will Not Eat. Learn tips for creating your most beautiful (and bountiful) garden ever. Sometimes the Plant of the Year is an old, but underused workhorse; other times it is relatively new and unknown, but worth a little publicity to introduce it to a wider audience of gardeners. Geranium 'Johnson's Blue' and Geranium 'Rozanne', Gingko biloba...Admire and Pick a Male! This is nice too, just a much different effect. Although it was the go-to blue geranium for many years, it has been surpassed by an Many make excellent garden plants and many hybrids have been made. Some spread so quickly they are better used as groundcovers and others put on a brief show and then turn ugly unless cut back and cared for. Hardy Geranium (Geranium 'Johnson's Blue') in the Geraniums Database - Garden.org New and Unread Tree-Mails Rozanne Grower Technical Guide . As lovely and useful as perennial geraniums are, not all of them are winners in the flower border. wide (5 cm), from late spring to midsummer. Start with the glorious violet-blue color that seems to blend with whatever is planted near it. Geranium Rozanne is an adaptable plant that can grow in a fairly wide range of environments. Multi-buy deal. This is consistent with descriptions by the Missouri Botanical Garden. Where ‘Rozanne’ rambles ‘Azure Rush’ ambles due to having shorter internodes, which make it neater and lower-growing. Planting Beautiful Blue Rozanne Hardy Geranium - Years of Bright Flowers - Duration: 4:16. Cheers! You won’t have a full flush of flowers all summer, but a shearing in mid-summer will help freshen up the spent foliage and encourage more blooms. The purplish-blue flowers cover the plant in early summer. ROZANNE is a patented hybrid clump-forming geranium that typically grows in a mound to 20” tall by 24” wide. The fact that Geranium Rozanne requires minimal attention in the garden is only one of its many charms. The attractive foliage weaves itself through neighboring plants. After blooming the plant should be trimmed back by half its height to keep the plant looking tidy and to encourage light reblooming. Geranium 'Johnson's Blue' and Geranium 'Rozanne' are two popular hardy Geraniums that are often used and often confused in the garden. Geranium 'Gerwat' jer-AY-nee-um Audio 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 blossoms are unusually large, too, averaging about 2 1/2 inches across. Rozanne does not set seed, thus the long blooming period. A sport of Geranium ‘Rozanne’ with 2.5″ lighter blue flowers and a more compact, mounding habit. Price From £7.99. Geranium Rozanne will bloom throughout the growing season. Qty: Buy. In my experience 'Rozanne' weaves up nearby plants to climb for the sun, which can be quite stunning. This cultivar originated the 1950's in England from seed of G. pratense, … Marie Iannotti is an author, photographer, and speaker with 27 years of experience as a Cornell Cooperative Extension Horticulture Educator and Master Gardener. Becker says 'Rozanne' grows "2 inches taller" than 'Johnson's Blue'. With large, clear blue flowers and a neat growth habit to about 16 inches tops, it is a national favorite. The PPA doesn't just pick a favorite plant or one that is currently trendy. Easy to grow, Geranium ‘Rozanne’ is tolerant of most conditions except waterlogged soil. Last year I grew Rozanne in two hanging baskets, they were amazing, only problem with them, I could never give them enough water! Johnson's Blue is the standard by which any blue or bluish geranium hybrids are judged. saw the luminous flowers of ‘Johnson’s Blue’, certainly one of the most well-known and beloved cultivars of all time. 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