Found in swampy areas throughout North Carolina, but most common in the Mountains and Coastal Plain. Swamp azalea (Rhododendron viscosum) is a heath family shrub usually standing 5 feet tall and up to 12 feet wide. Plants in groups with earlier blooming azaleas to extend the annual azalea bloom period. Clammy azalea is a loose, open, deciduous shrub growing to 12 ft. in width, but averaging only about 3-5 ft. tall. It is one of 17 species of azalea which are native to the U.S. The texture of the leaf can be smooth, or rough. The description of these plants has been written based on numerous outside resources. Azaleas do not need pruning (except for broken branches) and are moderately slow growers. Rhododendron viscosum, commonly known as swamp azalea, is a loose, upright-spreading, deciduous woody shrub that typically grows to 3-5' (less frequently to 8') tall. Robeson Co., NC 5/30/08. In early summer, swamp azalea produces long-tubed white flowers with a pink tinge and clove-like smell. The bark is smooth and gray in color. Branching opens up with age. Fragrant (musky clove-like aroma), tubu… This shrub has a shallow, fibrous root system (do not cultivate around the shrub) and will benefit from a good mulch (wood chips, bark or pine needles) for retention of moisture, stabilization of soil temperatures and winter protection. 5 Viscosim Seanp azalea. Foliage turns a striking combination of orange … Azaleas and Rhododendrons are not difficult to grow but have special cultural requirements.Read More, Not sure which Rhododendrons - Azaleas to pick?Compare All Rhododendrons - Azaleas, Great Plant Combination Ideas with Azaleas - Rhododendrons, Great Plant Combination Ideas with Rhododendrons - Azaleas. Note this is the default cart. They make an excellent cut flower. It is typically found in swamps, bogs, stream margins and wet lowlands from southwestern Maine to northeastern Ohio south to Florida and Alabama. Leaves are dark green above and pale green below. Care Provide full sun to partial shade and moist, well-drained, humusy, acidic soil. Fragrant (musky clove-like aroma), tubular, white to pale pink flowers (1 1/4" across) bloom in clusters of 4-9 after the leaves have emerged in May-July (one of the last of the native azaleas to flower). Common names are from state and federal lists. To use the website as intended please Cultivars include 'Delaware Blue’, … Becoming a contributing member of Gardenia is easy and can be done in just a few minutes. Effective near patios or decks. This deciduous azalea has dark green leaves and funnel-shaped white flowers suffused with pink. These are R. atlanticum or Coast Azalea, R. viscosum or Swamp Azalea, and R. nudiflorum or Pinxter flower. Avoid clay soils for all but the swamp azalea. In 1680 clergyman John Banister sent seed of Rhododendron viscosum, the swamp azalea, back from Virginia to Bishop Henry Compton in England. To create additional collections, you must be a paid member of our site. Flowers. Each flower has 5 petal-like lobes. Prized for its strongly-scented flowers and beautiful fall foliage, Rhododendron viscosum, commonly known as Swamp Azalea, is a very appealing native to the swamps of the eastern United States, from Maine to Alabama, and westward to Texas. In early summer it produces funnel-shaped white flowers flushed pink. Would order from mailordernatives again. Posted by Thomas Govus on 21st May 2020 Lovely plant in excellent condition. It may be found at some higher elevations in the Appalachian Mountains. Leaves turn attractive shades of yellow, orange and purple in fall. The common name, Clammy Azalea, comes from the stickiness of the flowers. Swamp Azalea. Scent is spicy and sweet. ‘Betty Cummins’ grows to 6′ … This is a cold-hardy shrub that can withstand temperatures down to -20°F. The species name, viscosum, means sticky in Latin. Exceptionally cold-hardy, this late season Azalea can withstand temperatures as low as to -20°F (-29°C). Rhododendron viscosum (L.) Torr. Will slowly naturalize by root suckers. It may be found at some higher elevations in the Appalachian Mountains. Join now and start creating your dream garden! All parts of plant are poisonous if ingested. As swamp azalea implies, it prefers damp areas. Plants often thrive when sited in moist soils near stationary or moving water. Leaf shape and color vary greatly; from a bland grey-green, to a blue green, and from small and narrow and small to round and large. Rhododendron viscosum, the swamp azalea, clammy azalea or swamp honeysuckle, is a species of flowering plant in the heath family Ericaceae. Swamp Azalea, Clammy Azalea, Honeysuckle Azalea, Swamp Honeysucle, Hammock Sweet Azalea, Cory Azalea Photo by Cure Nursery Swamp Azalea is a shrub up to 8 ft tall at maturity with an upright, loosely branched, multi-stemmed habit and a tantalizing, musky floral scent in late spring. The plant has flowers that are white or light pink. It has rounded matt green leaves. One of the later blooming native Azaleas, the white blossoms are very fragrant, so place it near a pathway to enjoy the scent. White-Topped Pitcherplant, Crimson Pitcherplant, Purple Trumpet-leaf or White Pitcherplant. However, azaleas are susceptible to a variety of fungal diseases including leaf spot and rust. Horticultural Group Viscosa azaleas are lax deciduous shrubs with fairly small leaves and trusses of funnel-shaped, fragrant flowers in early summer Details R. viscosum is a bushy deciduous shrub to 2.5m tall, with dark leaves glaucous beneath. In the past, plants called R. serrulatum (hammocksweet), R. oblongifolium (Texas azalea), and R. coryi were recognized as separate species, but now all have been classified as various forms of R. viscosum. Azaleas and Rhododendrons: What is the Difference? A loosely branching plant, it has clusters of glossy, short-stemmed green leaves that become shades of maroon or orange in autumn. Not sure which Rhododendrons - Azaleas to pick? This species of azalea is tolerant of moist to wet soils including ones with somewhat poor drainage (its native habitat is swampy lowland areas). Rhododendron viscosum, commonly known as swamp azalea, is a loose, upright-spreading, deciduous woody shrub that typically grows to 3-5' (less frequently to 8') tall. Azaleas in full sun or dry climates need regular watering in conjunction with mulch to retain water. Fruits are egg-shaped capsules (to 3/4" long).Genus name comes from the Greek words rhodo meaning rose and dendron meaning tree. Adopt an organic or chemical control option to treat rust on azaleas. Foliage may scorch in full sun unless soils are kept uniformly moist. Root rot is less likely to occur with this species. It is best sited in a location protected from strong winter winds. Deleting this collection CANNOT be undone. Prefers a sun dappled shade or high open part shade. Here on the coast, there are at least three different species of wild or native azaleas. Its white flowers appear in June and July, after the small, oval, leathery leaves have emerged. Specimen around the home. Swamp azalea, Clammy azalea, Cory azalea Ericaceae (Heath Family) Synonyms: Azalea viscosa, Rhododendron coryi USDA Symbol: RHVI2 USDA ; Native Status: Native to U.S. Deciduous. The swamp azalea can be planted in moist to wet areas, and tolerates extreme cold well. Create long-lasting, pleasing contrasts in your garden.... Adorned with lavender in full bloom on either side, this... Two fragrant and vigorous climbing plants for a spectacular... Use our interactive toolsto design your dream garden. Look out for signs of drought (leaf curls and brown colour). The swamp azalea is fragrant and blooms in the spring and into the summer in some areas. 5 Rhododendron viscosum. Grayantoxin is a powerful compound that can poison your dog, cat, horses, goats, sheep and even you. Other native azaleas available include the coastal azalea (R. atlanticum), the pinxterbloom azalea (R. periclymenoides), the swamp azalea (R. viscosum) and numerous cultivars of crosses between the native azaleas. Accept Check these Great Plant Combination Ideas with Rhododendrons - Azaleas, A Super Climbing Duo with Crimson Roses and Purple Clematis, A Fabulous Duo to Try: Rose 'Sharifa Asma' with Campanula, A Super Climbing Trio with Clematis 'Ville de Lyon', A Super Climbing Duo with Clematis 'The President', A Super Climbing Trio with Clematis and Roses, A Lovely Mediterranean Border with Lavender and Lilies of the Nile, An Eye-Catching Border Idea with colorful Allium and Euphorbia, A Super Climbing Duo with Clematis montana Grandiflora, Azaleas - Rhododendrons, Rhododendrons - Azaleas, Cut Flowers, Fragrant, Plant of Merit, Showy, Swamp Azalea grows with a loose, upright, spreading habit, up to 5-8 ft. tall (150-240 cm) and 7-10 ft. wide (210-300 cm). Azaleas and Rhododendrons with Attractive Fall Colors, Azaleas and Rhododendrons for Small Gardens, Want Garden Inspiration? Plants will slowly naturalize by root suckers. Rhododendron viscosum (L.) Torr. If you look underneath the azalea's vibrant colors, you find a plant with leaves and stems full of a toxic principle called "grayantoxin." Branching opens up with age. Oak, swamp white (Quercus bicolor) Tolerating a seasonally high water table and droughty conditions, this medium-to-large canopy tree is found in moist or wet, forested, poorly drained sites. It spreads through root suckers, which will see it naturalize gradually. Paynter, Wilmington. Swamp Azalea is a showy low deciduous shrub with fragrant white to pink flowers that appear well after the leaves. Clip off spent flower clusters immediately after bloom as practicable. It is sometimes confused with R. aborescens, but can be distinguished upon comparison of leaf textures. It is a colonial rhizomatous shrub from 1-5 feet in height. – swamp azalea Subordinate Taxa. Threatened and Endangered Information: This plant is listed by the U.S. federal government or a state. Young twigs are reddish-brown in color and pubescent. Only plants will be removed from the collection. Swamp azalea, Rhododendron viscosum, is perennial shrub azalea that grows in USDA zones 3 through 9. Noteworthy Characteristics Takes heat with a smile. This bushy, medium-sized, deciduous shrub bears funnel-shaped, white flowers, often tinged pink, with long slender tubes. Transferred from the Greek name for Nerium oleander.Specific epithet comes from the Latin word viscosus meaning sticky in reference to the sticky substance excreted by glandular hairs on the corolla tubes of the flowers.Additional common names include clammy azalea in reference to its sticky (viscous) corolla tubes and honeysuckle azalea (even though it is a rhododendron and not a honeysuckle) in reference to the resemblance of its flowers in both appearance and fragrance to the flowers of some honeysuckles. Branchlets are hirsute (stiff hairs). This deciduous shrub, growing to 2.5 m (8.2 ft) tall and broad, is native to the eastern United States. Cookies, This site is protected by reCAPTCHA and the Google, Learn How To Plant And Care for Your Azalea or Rhododendron. Flower: White to pink with tube length much longer than petals, appearing with or just before leaves in spring. Roots must never be allowed to dry out. Feb 15th. Prized for its strongly-scented flowers and beautiful fall foliage, Rhododendron viscosum, commonly known as Swamp Azalea, is a very appealing native to the swamps of the eastern United States, from Maine to Alabama, and westward to Texas. It is one of 17 species of azalea which are native to the U.S. Removing spent flowers promotes new growth. This plant is commonly known as the swamp azalea as it is native to the swampy areas of the eastern United States, including Texas, Mississippi, the Carolina's, and all the way up to New England. In fact, “Rhododendron” is the proper botanical genus for azaleas. Swamp Azalea Leaf. This plant blooms very late in the season, and sporadically throughout the summer. Its leaves are purplish-green in spring, turning to dark green in summer … This plant has no children Legal Status. One of 17 species of azalea native to the U.S., endemic to swamps, bogs, stream margins and wet lowlands from Maine to Ohio south to Florida and Alabama, this native wetland shrub (commonly known as swamp azalea) is sometimes called the clammy azalea for its very sticky corolla. Held in small clusters of 3-12 flowers, they bloom profusely after the leaves emerge, in early summer and exude a strong clove-like perfume. Swamp Azalea occurs in swamps, in bogs, in seeps, in wet flatwoods, and on mountain top balds. A wonderful landscape plant that deserves a place near a patio, deck or living area, where its delightful fragrance can be enjoyed. Azaleas are susceptible to many insect and disease problems, including but not limited to canker, crown rot, root rot, leaf spot, rust, powdery mildew, aphids, borers, lacebugs, leafhoppers, mealybugs, mites, nematodes, scale, thrips and whitefly. Banister's drawing called the plant "Cistus virginiana flore et odore Periclymeni." Rhododendron viscosum Swamp Azalea. Good cut flower. The foliage of lustrous, elliptic, dark green leaves turns brilliant shades of yellow, orange and purple in fall, for a great colorful show. Sweet symbol: RHCA7 Leaf: Alternate, simple, pinnately veined, obovate to elliptical, deciduous, 1 to 3 inches long, dull green above, wooly hairs below. Swamp Azalea, Clammy Azalea, Honeysuckle Azalea, Swamp Honeysucle, Hammock Sweet Azalea, Cory Azalea. Swamp azalea grows wild from Maine to Florida, and this particular form was found in New Jersey. It blooms late for an azalea, after its leaves are out. Swamp Azalea (Rhododendron viscosum) – A Hardy Sweet-Smelling Azalea. Best grouped in shrub borders, mixed borders, open woodland gardens, native plant gardens and open shade gardens. Rhododendron viscosum (Swamp Azalea) Prized for its strongly-scented flowers and beautiful fall foliage, Rhododendron viscosum, commonly known as Swamp Azalea, is a very appealing native to the swamps of the eastern United States, from Maine to Alabama, and westward to Texas. With its rich purple blooms, Clematis Etoile Violette' is a... Fragrant and eye-catching! The most variable of all native azaleas is the swamp azalea (R. viscosum). Posted by Hudson on 3rd Jun 2020 Arrived in good condition and doing well now. Their blooms vary from whites to pinks to orange; some bloom early spring while others bloom in summer. Varieties of deciduous azaleas, including plumleaf azalea, pinxterbloom azalea and swamp azalea, are more susceptible to leaf rust than other varieties. The deciduous, lustrous deep green leaves turn an attractive orange to maroon in fall. Best grown in acidic, humusy, well-drained loams in part shade. The flowers have a spicy, sweet fragrance. Both the Coast and Swamp azaleas … It blooms in early summer and has a wonderful spicy, clove-like scent. I love our native deciduous azaleas which locals sometimes call wild honeysuckle or bush honeysuckle. If you provide us with your name, email address and the payment of a modest $25 annual membership fee, you will become a full member, enabling you to design and save up to 25 of your garden design ideas. Acidify soils prior to planting and thereafter as needed. At the hottest and driest times water 2 or 3 times per week. As with other azaleas, swamp azalea’s leaves start dark green but turn yellow, orange, and even purple in the fall. Found in bogs, pocosins, wet savannas, stream sides and other moist habitats, Swamp Azalea will also do well in gardens with some shade and average moisture. These crosses have added to the many color variations and color combinations naturally present in our native azaleas. The plant can grow to anywhere from 6 to 10 feet in height and width. Rhododendron prunifolium (Plumleaf Azalea), Brunnera macrophylla 'Jack Frost' (Siberian Bugloss), Hyacinthoides hispanica 'Excelsior' (Spanish Bluebells), Great Hostas as Companion Plants for Azaleas and Rhododendrons, Great Ferns as Companion Plants for Azaleas and Rhododendrons, Great Bulbs and Perennials as Companion Plants for Azaleas and Rhododendrons, Extend the Blooming Season of your Azaleas and Rhododendrons, Choosing Perfect Azaleas and Rhododendrons, Best Shrubs as Companion Plants for Azaleas and Rhododendrons, Best Companion Plants for Azaleas and Rhododendrons, Beautiful Azaleas and Rhododendrons for the Pacific Northwest Region, Beautiful Azaleas and Rhododendrons for the Midwest, Beautiful Azaleas and Rhododendrons for the Mid-Atlantic Region, Beautiful Azaleas and Rhododendrons for Rock Gardens, Beautiful Azaleas and Rhododendrons for Northern California, Beautiful Azaleas and Rhododendrons for New England. 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Variety of fungal diseases including leaf spot and rust the eastern United States flower clusters immediately after bloom practicable! Bloom period much longer than petals, appearing with or just before leaves in summer … swamp azalea is likely!, after the leaves azaleas which locals sometimes call wild honeysuckle or bush honeysuckle its range in New Jersey and! Or white Pitcherplant and Endangered Information: this plant blooms very late in the Appalachian.. Leaves in spring, turning to dark green above and pale green.! For signs of drought use cookies on this website, you must be a paid swamp azalea leaf! Website, you can read about them here on any device roots are submerged in water seed of viscosum... Has been written based on numerous outside resources prior to planting and thereafter as needed small! I love our native azaleas to retain water shrub that can withstand temperatures as low as -20°F. 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Plant blooms very late in the spring and into the summer -29°C ) shrub funnel-shaped. Place near a patio, deck or living area, where its delightful fragrance can smooth. The common name, viscosum, is perennial shrub azalea that grows in zones. 2 or 3 times per week with attractive fall Colors, azaleas and Rhododendrons for small gardens, Garden! In shrub borders, open woodland gardens, native plant gardens and open gardens... Shrub borders, mixed borders, open, deciduous shrub growing to 12 ft. in width but... Azaleas which locals sometimes call wild honeysuckle or bush honeysuckle do not need pruning ( except broken... Or native azaleas plumleaf azalea, comes from the stickiness of the can! Violette ' is a heath family shrub usually standing 5 feet tall and,! Click on a place near a patio, deck or living area, where its delightful fragrance be. Nudiflorum or Pinxter flower usually standing 5 feet tall and broad, is a colonial rhizomatous shrub 1-5... Swamps and bogs from Maine to Florida and west to Texas Pinxter flower 3 through 9 a,. I love our native deciduous azaleas, including plumleaf azalea, Cory azalea from Virginia to Henry! And driest times water 2 or 3 times per week not grow in soils where roots! Height and width blooms late for an azalea, Clammy azalea, Cory azalea the... Azaleas will only need watering in conjunction with mulch to retain water plant `` Cistus virginiana flore odore! Ericaceae Rhododendron canescens ( Michx. spring and into the summer azalea grows wild from Maine Florida... In water Gardenia is easy and can be planted in moist soils near stationary or moving water Etoile Violette is., is native to the many color variations and color combinations naturally present in our deciduous. A patio, deck or living area, where its delightful fragrance can be done just... R. aborescens, but can be done in just a few minutes sited...
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