Category: Shrubs. Taking Care of Old Rhododendron Submitted by The Editors on December 12, 2019 - 12:58pm It would be wise to leave it alone through winter, as the tree is heading into … 4 - 8. This hardiness rating is a guide not an absolute! PJM Group is a series of rhododendron hybrids that resulted from crosses between R. carolinianum and R. dauricum var. Last Fall, they were full of flower buds. Playing … A hybrid evergreen rhododendron reaching 3 to 6 feet high and wide. The PJM rhododendron is generally a relatively trouble-free plant if given reasonable care. It grows at a slow rate, and under ideal conditions can be expected to live for 40 years or more. Rhododendron PJM Regal - Deep Pink, Almost Purple Blooms - Hardy to -25 Degrees (One Gallon) 5.0 out of 5 stars 3. Botanical Classification . Highly popular in North America and exceptionally cold hardy, Rhododendron 'PJM Elite' is a vigorous and showy evergreen shrub. The PJM Rhododendron is called "the most adaptable and easiest rhododendron to grow" by the University of Connecticut Horticulture Department. The Care of Rhododendrons. Move your rhododendron if you think it may be getting direct afternoon sunlight. Rhododendron R. Cinnabarinum Red - Deep Red Bell Shaped Bloom - Grows Ten Feet Tall - 8” to 12” Wide Plant – Typically Two Gallon 1.0 out of 5 stars 2 $35.99 $ 35 . Tolerates a fair amount of sun in cool northern summers, but leaves may scorch in hot afternoon sun in the St. Louis area. Our communities. To create additional collections, you must be a paid member of our site. Avoid harsh afternoon sun exposures and shelter from drying winter winds. Heavy soils that retain a lot of water can cause root and stem rot. 99 P.J.M. The Morton Arboretum is a 501(c)(3) nonprofit that relies on the generosity of members and donors. Not sure which Rhododendrons - Azaleas to pick? Slow growing, with a semi-dwarf form, it's perfect for sites which call for a compact flowering evergreen. Best planted in spring. Best grown in acidic, organically rich, humusy, medium moisture, moisture-retentive but well-drained soils in part shade. This American Rhododendron Society publication is now made available on the world-wide-web. Fortunately, the PJM group of rhododendron cultivars has a biological ability to buffer alkaline soil, and grow vigorously when given plenty of organic material (and consistent moisture) in their generous planting holes. While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. Category: Shrubs. Evergreen Rhododendron Shrubs. Plant in a location protected from strong winds. Rhododendrons have a reputation for being difficult to grow but this isn’t the case with PJM. Apply a thick layer of mulch to keep roots cool, avoiding the crown. A general rule of thumb is to count to 5 for every one gallon of pot size. Landscape Use. Added to that, many of the Rhodos dropped their leaves over the winter, although they mostly recovered them this summer. They are typically below 10 feet in height, are low-maintenance, and are suitable for growing in a range of different hardiness zones. The plant blooms in white flowers with pink edges and red blotches in February and March. 'PJM Elite' is an eminent member of the Rhododendron PJM Group, which includes a series of Rhododendron hybrids resulting from crosses between Rhododendron carolinianum and Rhododendron dauricum var. Some types of rhododendrons that lose their leaves in winter are commonly called azaleas. Rhododendron X 'PJM Elite' (Rhododendron) Evergreen, lavender pink flowers, #2 - Size Container. A three-inch ( 8-cm ) layer of leaves over pjm rhododendron care winter tough and withstand... # 2 - 3 ' Finish Time 1.5 seasons rhododendrons and azaleas both. 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