PJM rhododendron are best grown in an acidic, moist, well-drained soil in part to full shade. It doesn’t have a colorful name, and it has been around for a while, but it remains the best choice, and the perfect starter bush, for all gardeners who find themselves with  a passion for rhododendrons, but who live in cold zones, especially in zone 4 and zone 5. We have 3 PJM Rhododendron that were planted 2 years ago this fall. The Garden wouldn't be the Garden without our Members, Donors and Volunteers. It tends to be a little leggy, with a typical clearance of 1 foot from the ground, … Highly popular in North America and exceptionally cold hardy, Rhododendron 'PJM Elite' is a vigorous and showy evergreen shrub. Learn more about the Network resources and activities. If you live in colder zones, and love rhododendrons, this could be the time when you start to wonder if those new bushes you bought in spring will make it through the coming snow and ice. Oregon State Univ. PLANTFILES. It has green foliage. Not only can the frigid temperatures harm the plant, but the bitterly cold winter winds can tear the poor rhododendron apart. Use left and right arrow keys to navigate between menus and submenus. A rhododendron rated hardy to 5°F, no matter how beautiful it is, planted in Green Bay, Wisconsin, will not survive. Here are a few tips on how to successfully grow rhododendron in containers: • Choosing the right container: When selecting the right pot, you must take into consideration the size of your rhododendron because the size of the plant and the size of the container go hand in hand. Rhododendron is the largest genus in the family Ericaceae, with as many as 1,024 species, (though estimates vary from 850 to 1000) and is morphologically diverse. Rhododendron will grow to be about 5 feet tall at maturity, with a spread of 5 feet. P.J.M. Rhododendron dauricum x carolineanum ‘PJM Elite ... Tolerating winter lows to -30ºF, it sails through some of the roughest winters and puts on a dazzling show of lavender-pink blooms in early spring. Rhododendron will grow to be about 5 feet tall at maturity, with a spread of 5 feet. Early history. One is ‘PJM Compact’, while ‘Checkmate’ is the smallest of all. Another big plus for ‘PJM’ is its relative resistance to alkaline soils. Rhododendron deciduous shrubs tend to be quite small, certainly smaller than their evergreen relatives. He worked as a gardener to fund a college degree at the University of Massachusetts, in Amherst, and used his knowledge to start a business grafting fruit trees. If you spot any that haven’t, or you just enjoy helping your plants alone and keeping them tidy, removing the dead flowers after the petals fall is a good thing to do. As autumn approaches, the P.J.M. The PJM rhododendron is a smaller leafed variety that shows a purple flower in the spring and deep mahogany-purple leaf color through the winter months. Upright, dense growth habit. Our trees. They developed other forms, such as the bright mauve, ‘PJM Elite’, as well as ‘Olga Mezitt’, blooming 2 weeks later, with pink blooms. This fragrant variety is known for being heat resistant and drought tolerant. Rhododendron ‘PJM Elite’ In the winter Ed returned from college, a family acquaintance who was traveling for missionary work to central China requested financial assistance. Not this one. In mid to late spring, it bears abundant rounded clusters of 10 to 15, trumpet-shaped, vibrant reddish-purple flowers. HOME. Leaves elliptic, flat to convex, obtuse apex, cuneate base, 1¼” to 2″ long, glossy green, rust colored scaly indumentum, deep mahogany-purple in winter. However, deciduous shrubs have plenty to offer, with some benefitting from foliage that changes color in the fall. Being popular shrubs in many landscapes, the topic of how to trim a rhododendron bush, including wild varieties like mountain laurel, is a frequently asked question.. Pruning Rhododendron Guide Why I Love/Hate this plant: I love this plant not only for the early flowers, but because the leaves turn purple in the winter time. Other white forms exist, such as, ‘White Angel’, ‘April Snow’, ‘Molly Fordham’, and ‘Weston’s Innocence’. With modesty and a son’s gratitude he called it after his father, ‘PJM’. Even in neutral soil (pH 7.0) is grows well, and if you add plenty of peat moss to the planting soil and as mulch it will even grow in slightly alkaline soils. adroll_adv_id = "RK545AVNKVEJFFRYPAE7DC"; In the hands of other growers, those seedlings became more new forms, including some smaller, more compact varieties. ***If you want to check the availability of any of the plants mentioned here, go to our Home Page, click on the ‘Search’ button in the upper right, and type in your choice – both common names and botanical ones will work. A rhododendron rated hardy to 5°F, no matter how beautiful it is, planted in Green Bay, Wisconsin, will not survive. Elite Rhododendron will grow to be about 6 feet tall at maturity, with a spread of 5 feet. From top level menus, use escape to exit the menu. Perfect for cold-season color....and it's the first Rhododendron to flower in the spring. Now we have over 100 varieties that will survive those winter temperatures. Rhododendron (PJM Group) is a series of rhododendron hybrids resulting from crosses between Rhododendron carolinianum and Rhododendron dauricum var. Shade Tolerant Rhododendrons. Considered an improved PJM rhododendron, Northern Starburst flowers are various shades of pink or lavender and lighter than other PJM rhododendron flowers. Planting Shrubs Garden Shrubs Landscaping Plants Shade Garden Landscaping Ideas Winter Plants Winter … Most of these special forms can be hard to find, but worth looking for if you have a cold New England or northern garden. Explore this online platform for Chicago-area residents to share their favorite stories about trees. I planted a pjm rhododendron in Sept. ... but it is an evergreen meaning the leaves should stay on all winter. It tends to be a little leggy, with a typical clearance of 1 foot from the ground, … The following menu has 3 levels. PJM Rhododendron. Some types of rhododendrons that lose their leaves in winter are commonly called azaleas. The PJM rhododendron is a smaller leafed variety that shows a purple flower in the spring and deep mahogany-purple leaf color through the winter months. The PJM Rhododendron is a small, evergreen shrub that is covered with with pink or lavender blooms in the spring. P.J.M. The difference between a PJM and an Olga Rhododendron are both major and minor at the same time. PJM … All pictures are contributed by our community. Protect your rhododendron from freeze-thaw cycles in the winter. PJM should not be planted in wet areas as root rot can be an issue, but also should not be allowed to dry out. Water in dry periods. The Garden wouldn't be the Garden without our Members, Donors and Volunteers. Lavender-pink flowers bloom in clusters of 4-9 flowers in late spring. Our future. PJM Interconnection’s annual Winter Operations report shows reliable operations through the mild winter period, defined as Dec. 1 through Feb. 29. It was a gift to his father, send by missionaries working in the Altai Mountains in Russia – Peter had send them a donation for there work. It grows slowly in shade or part shade and works well with spring bulbs. HOME. based on 15652 ratings and reviews. Compacta' (H-1) Sku #8187 An exceptional, early blooming compact form with bright lavender-pink blooms. Some types are selected for their dark leaves in winter. If your Rhododendron is planted in a spot that receives direct winter winds, consider erecting a burlap wind barrier approximately 1 foot from your plants. Other colors were developed too, such as ‘PJM Lavender’ and ‘PJM White Form’. Rhododendron x ‘P.J.M.’ is a broadleaf rhododendron hybrid popular in North America. In Greer's Guidebook to Available Rhododendrons (1996, p. 180), seven PJM's are listed. The plant has a mounding habit. If, sadly, you find the item sold out, click on the ‘notify me’ box beside the size you want, and you will get an email the moment that plant is available again – it’s easy. Plants are shallow-rooted and benefits with a layer of organic mulch to conserve moisture and moderate soil temperature fluctuations. Type of Plant One of the hardiest Rhododendrons (Zones 4 to 8) and the earliest to bloom. It tends to naturally maintain a neat appearance, so it won't require much fuss from you if you prefer to let it grow naturally. campus: east side of … additional handling surcharge, these will be noted on the item's product page. These hybrids are compact, rounded, small-leaved, evergreen shrubs that generally grow to 3-6’ tall and are noted for having exceptional winter hardiness. ARTICLES. Refrain from pruning in the fall or winter as this will remove the buds for the following spring bloom, diminishing or eradicating it all together. Save my name, email, and website in this browser for the next time I comment. Considered an improved PJM rhododendron, Northern Starburst flowers are various shades of pink or lavender and lighter than other PJM rhododendron flowers. FORUMS. adroll_language = "en_US". Rhododendrons are a beauty in the yard with their bright bold clusters of flowers in the spring. Pruning is rarely needed but faded flowers can be removed to improve appearance. Bright green leaves turn a mahogany color in winter, elliptic in shape, 1¼” to 2″ long. PJM rhododendron is an evergreen shrub growing 5-6 feet tall with a rounded form. During bloom time, this plant is covered in blossoms and in winter, the foliage is a rich mahogany. All pictures are contributed by our community. PJM works with its member companies to assure that the system is positioned to run reliably no matter what the weather brings. Have tree and plant questions? Dead head spent flowers on your rhododendron as they die back to encourage … No other plant of this type will take cold winters so well, and bloom so profusely in spring, with gorgeous lavender-pink blooms at the ends of every stem. Rhododendron 'PJM' in winter foliage. It has green foliage. The small-leaved lepidote rhododendrons in the PJM group are the easiest rhodos to grow. adroll_currency = "USD"; Rhododendrons are shrubs with showy flowers in spring, usually in shade of white, pink, purple and red. The dark green leaves turn cinnamon brown in winter, making this … He called it ‘PJM Pink Delight’. Within a submenu, use escape to move to top level menu parent. Use enter to activate. Between late April and mid-May, depending in your zone, those leaves disappear beneath clusters of mauve-purple blooms – a fantastic display, and still, after almost 80 years, the toughest and most reliable evergreen rhododendron you will find. Spring flowers attract butterflies including the giant swallowtail, pipevine swallowtail, and spicebush swallowtail. Find out more about growing Rhododendrons HERE. Early history. Asked April 9, 2020, 5:05 PM EDT. Name: Rhododendron ‘P.J.M.’. No other plant of this type will take cold winters so well, and bloom so profusely in spring, with gorgeous lavender-pink blooms at the ends of every stem. However, in the Spring, almost all of those buds failed to open. I am writing this as the days shorten, in late fall, with winter round the corner. Many people forget that the PJM Rhododendron has leaves that turn purple in the winter. Rhododendron 'PJM' PJM rhododendron This popular cold-hardy rhododendron with bright lavender pink flowers in April is a mainstay of landscapes in the cold climates of the Midwest and Northeast. These hybrids are vigorous, compact, rounded, small-leaved, broadleaf evergreen shrubs that are noted for having exceptional winter hardiness. The PJM Rhododendron does best with some shade, although in zones 4 and 5 spring and fall sun will be appreciated by it. Upright, dense growth habit. Like so much that is good in America, the story of the PJM starts with an immigrant arriving to escape persecution, and with a dream in his heart. All rights reserved The Tree Center 2020. thetreecenter.com Rhododendron x 'Pjm Elite'. GUIDES & INFORMATION. It doesn’t normally produce many seeds, so the spent flower heads tend to wither and die. sempervirens. In zone 4 spraying with anti-desiccant in the last few days above zero in late fall is a good way to dramatically reduce winter damage and protect the flower buds. Our communities. Rhododendron care and growing tips from the right site selection to fertilizing. Yet another pink is ‘PJM Compact Briggs’, while ‘Thunder’ has unusually dark pink-purple blooms, as well as striking mahogany brown winter leaves. 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