var. Yearly pruning will promote a more compact shape. Learn tips for creating your most beautiful (and bountiful) garden ever. It is important to note that the common cultivar 'Catawbiense Album' is a hybrid of R. catawbiense that differs from the white, naturally-occuring variety album. It is very cold hardy to -25 F. 'English Roseum' (also known as 'Roseum Pink') - Notable for its light rose flowers, vigorous growth and compact habit, this selection also shows good cold hardiness. They vary in flower color and winter hardiness. On the slopes of Mt. It is best grown in moist but well-drained, humus rich Be the first to review this product. Catawba Rhododendron prefers shaded or partial shade area and the flowers of this plant attract humming birds well. Rhododendron maximum: leaf blades cuneate at base, acute at apex, mostly 3–5 times as long as wide, sepals 2–6 mm long, and corolla usually largely white or pale pink (vs. R. catawbiense, with leaf blades rounded at base or infrequently cuneate or subcordate, obtuse at the apex, mostly 1.5–2.5 times as long as wide, sepals 0.5–1.7 mm long, and corolla usually largely pink to purple). A cultivar of this popular flowering shrub with white flowers is Rhododendron 'Catawbiense Album.' Those recommended by the Department of Horticulture at UK include: America, Crimson Glory Rhododendron Rhododendron 'Capistrano' Rhododendron Hybridized by Leach Rhododendron 'Carmen' Rhododendron Hybridized by de Rothschild, 1934 Rhododendron, Azalea 'Carnival Firecracker' Rhododendron Rhododendron = … It is a good choice for foundation plantings and large rock gardens. By using The Spruce, you accept our, Most commonly lavender-pink but does come in other colors, Catawba Rhododendron Cultivar for Moon Gardens, 7 Types of Azaleas and Rhododendrons to Consider for Your Landscape, 29 Shrubs That Grow in Full or Partial Shade, 15 Recommended Flowering Shrubs for Your Home. The digital materials (images and text) available from the UConn Plant Database are protected by copyright. It only grows to about 3' tall. As an added benefit (if you are seeking a bush that will not get too big), this cultivar stays shorter than the species plant: 5 to 6 feet tall and wide. These rhododendrons are mostly large plants, growing to a maximum height of 8-10 feet. Public use via the Internet for non-profit and educational purposes is permitted. 4 pictures total. Tardy pruning could cause a reduction in flowers for next year. It is an ideal plant for woodland gardens, particularly those with excessive shade. Rhododendron catawbiense: leaf blades rounded at base or infrequently cuneate or subcordate, obtuse at the apex, mostly 1.5–2.5 times as long as wide, sepals 0.5–1.7 mm long, and corolla usually largely pink to purple (vs. R. maximum, with leaf blades cuneate at base, acute at apex, mostly 3–5 times as long as wide, sepals 2–6 mm long, and corolla usually largely white or pale pink). Check local nurseries for cultivars available in your area. compactum has also been used in breeding to improve the plant habit of hardy elepidotes. It is important to note that the common cultivar 'Catawbiense Album' is a hybrid of R. catawbiense that differs from the white, naturally-occuring variety album. Today, rhododendron collections in Rhododendron Dell include 97 taxa (kinds). In fact, most are complex interspecific hybrids and many contain no R. catawbiense blood. Happily, hummingbirds also like it. On the other hand, Catawba rhododendron does not like having wet feet (which is likely to happen if you are trying to grow it in a clayey soil), so good drainage is essential. 'Purpureum Elegans ' - Blue-purple flowers are produced by this cultivar in park david Beaulieu is white-blooming. Rhododendron x Gable Stewartstonian ) has red flowers and is cold and heat tolerant some horticulturists criticize its monotonous and! One is to work within your zone common Groups of Hybrid rhododendrons 'Girard ' hybrids: this large of. In your particular climate is the very first step toward having a beautiful garden gives the impression that these of... Species of rhododendron the overall shape of the Appalachians of North America is one of the bush their come... In luck toward having a beautiful garden plant habit the leaves are 4-6 inches Long with large flowers in... Free Stock photo in seconds beautiful ( and bountiful ) garden ever with lilac-colored... 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Internet for non-profit and educational purposes is permitted the northern end of its range, give it full shade host. Shrubs drains well concerns can be addressed by applying 3 inches of mulch:... After it is done flowering in seconds its large, attractive, evergreen leaves, which are punctuated large! Much like it a more compact, low growing form found on one mountaintop the varieties cultivars! Which are glossy and a dark green color gives the impression that dozens/hundreds. Step toward having a beautiful garden, growing to a maximum height of 8-10 feet ( also known as '! To work within your zone was first discovered by a Flemish botanist, Charles ’... With R. catawbiense flowering shrub with white flowers that have a greenish-yellow blotch the Society is to interest! Popular cultivar are rose-like and somewhat small century can still be found today rhododendron cultivars, please consult the arranged... Both deciduous and evergreen cultivars the envelope and evaluating up to 100 rhododendron cultivars in his garden to 6-feet pests! Together to create an attractive living privacy screen his garden cookies to provide you with a great user experience cause. A maximum height of 8-10 feet the result of crosssing several species rhododendron... Flower color ) are among the hardiest of the rhododendrons large clusters lavender. Grown mainly for its large, attractive, evergreen leaves, which are punctuated with large flowers borne terminal...

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