best rhododendrons for pacific northwest

best rhododendrons for pacific northwest
December 26, 2020

Often in cooler spring weather, the lavender-purple flowers will bloom while the leaves are still mahogany—a wonderful combination. There you will find photographs, fact sheets, selection criteria, and current evaluation reports. ‘Vulcan’ Well, true, there are a few rhododendrons native to the Pacific Northwest. These two almost indistinguishable cultivars may open in late January but, more commonly, flower in February or early March. SERIES 24 Episode 29. They originate from coastal Japan and have adapted to the tough conditions of cold and salty seaside air. Its pale, bluish-purple, and sweetly scented flowers cover the entire shrub during its blooming season and cause everyone who walks by to inquire. This doesn’t mean you can’t keep planting and growing crops or other plants. They need well-draining soil with an abundance of organic matter. After the blooms fade, it will hold its own in the garden as a tidy, slow-growing evergreen shrub. To learn more about Great Plant Picks, please visit our website at This is a good selection for a more upright habit. Shallow plant covering the rootball with no more than 2-3 cm (about 1 inch) of mulch mixed into the soil. Be careful to choose small perennials, bulbs, and annuals that do not cover this shrub. ‘Markeeta’s Prize’ Starting in early to mid-spring, this medium-size shrub puts on a spectacular show of small lavender-purple trusses. Most rhododendrons will perform well in Sunset zones 4 to 6 and 15 to 17, although plants may not perform equally well in all of these zones. As such they perform best when the soil is acidic (with a pH between 4.5 and 6.0). Vancouver area, of British Columbia, though most of this should apply to the Pacific Northwest which has similar climate. See more ideas about Rhododendron, Flowers, Shades of yellow. Gardeners can be confident when choosing any of the following selections—these are the best of the best! Over 100 Varieties of Rhododendrons and Azaleas Rainier Rhododendrons offers over 100 varieties of rhododendrons and azaleas including species, hybrid and dwarf rhododendrons. Get our latest tips, how-to articles, and instructional videos sent to your inbox. Purple is such a popular color that Meerkerk Rhododendron Gardens on Whidbey Island, Washington has a special “Purple Passion Rhododendron Sale” in May (see What’s Happening, page 9). Sign up for a free trial and get access to ALL our regional content, plus the rest Your support is critical to our continuing and future programs. After enduring months of short days and slate gray skies throughout the Northwest, the yearning for color in the garden becomes intense. Your local nursery should carry these tough, beautiful rhododendrons, or you can order them online. Jean Marie de Montague’ (a 2003 GPP) and R. strigillosum. Rounding out the group is R. ‘Capistrano’ with blossoms of light greenish yellow that appear in late midseason. While there are certainly appropriate settings for those large specimens, here are a few of my favorite smaller-scale rhododendrons ideal for the Pacific Northwest. ‘Naselle’. However, if you live where soils are alkaline, it is probably best to choose another plant or grow the rhododendron in a container. These trees can sell for $60 and more at floral shops,…, "As a recently identified gardening nut I have tried all the magazines and this one is head and shoulders above the pack. Yellow-flowered rhododendrons add warmth to the suffused greens of the woodland garden. Ciscoe Morris is well known in the Pacific Northwest. ‘Fantastica’ Bicolor Hybrid Rhododendron Collection ‘Elsie Watson’ ‘Fantastica’ ‘Hachmann’s Charmant’ ‘Manda Sue’ ‘Naselle’ All selections in the Great Plant Picks have been chosen for their suitability in USDA hardiness zones 7 and 8, which covers most of the Pacific Northwest, west of the Cascades. Rhododendron ‘Horizon Monarch’. Washington State’s official flower is the beautiful Pacific Rhododendron, R. macrophyllum. Rhododendron ‘Mrs Furnivall’ is a stunning, mid-spring showpiece of light pink flowers, each with a prominent crimson flair. They are an integral part of many landscapes, and their variety is astounding. Labrador Teas, ‘Very Berry’, ‘Capistrano’ The group’s first efforts resulted in the creation of a rainbow collection of hybrid rhododendrons featuring pink, yellow, red, purple, and bicolor flowers. The prolific flowers of R. ‘Fantastica’ are deep rose shading inward to a white throat. Photograph by Richie Steffen. Affectionately called ‘Yak’ or ‘Yaku’ rhododendrons, this group of hybrid rhododendrons is a great addition to any garden. Fertilizer is best applied soon after flowering in the spring. All this adds up to a perfect rhododendron formula. ‘Blue Boy’ ‘Azurro’ ‘Janet Blair’ Whidbey Island, WA, Frank Fujioka Tiny-leaved alpine and dwarf species are best in bright sun. The remainder flower later in May: R. ‘Trail Blazer’ with pink blossoms and a cranberry blotch, ‘Very Berry’ with large conical trusses of rosy red, and ‘Janet Blair’, which is embellished with golden bronze rays on light pink petals. All content is made possible by the generous gifts of our supporters. In the first installment of the Great Plant Picks for 2005, appearing in the last issue of Pacific Horticulture, Carolyn Jones presented the trees, shrubs, conifers, vines, and perennials that have been recommended by the GPP committee. Since rhododendrons are acid lovers, it is best to perform a soil test prior to planting. These shrubs look great positioned where the leaves can be viewed up close, such as in a patio setting or from the underside in a raised bed, slope, or hillside. Rhododendron and azalea plants come in all sorts of colors and sizes. The Pacific Northwest can have cold fall weather, and even colder winters. – Discounted rates on travel programs ‘Christmas Cheer’ Noyo Dream 2-3’, superbright pink with gorgeous foliage, early bloomer. Its funnel shaped flowers with ruffled edges are pale mauve to lavender-blue with a distinctive dark blotch. There are two types of rhododendrons. ‘Manda Sue’ A slow grower, dwarf purple rhododendron typically reaches 1 foot tall and 2 feet wide. ‘Mrs Furnivall’ In this issue, Rick Peterson reviews the list of rhododendrons receiving the nod from the Rhododendron Advisory Group. ‘Skookum’ Our stock changes daily, please call or visit to check availability. The only minor caveat is that ‘Taurus’ must be about five years old before it begins to flower, but it is definitely worth the wait. ‘Horizon Monarch’ Exceptional midseason and later flowering red selections include Rhododendron ‘Fred Peste’, ‘Markeeta’s Prize’, ‘Skookum’, and the sibling hybrids ‘Vulcan’ and ‘Vulcan’s Flame’. They also require a slightly acid soil. Undoubtedly the most commonly used northwest native shrub in the landscape is the Pacific Rhododendron (Rhododendron macrophyllum).The Oregon State Capitol building is surrounded by them, homes around the world have them in their yards, there are parks and conservatories devoted to showcasing their beauty. If the pH needs to be raised, there are several products, such as lime, that can accomplish the task. Whether big or small, all rhododendrons require acidic, well-drained, and humus-rich soil; even, year-round moisture due to their fine fibrous root system; and part-shade/morning-sun exposure for best health and growth. This territory extends along the coastal region from British Columbia through Washington, Oregon and northern California. and cvs., Zones 4-9) are an amazing group of stalwart evergreen plants that are often not considered by residential gardeners because they are afraid they’ll end up with one of the very large varieties that take years to bloom and can take over a garden. Jason Jorgensen is a landscape designer in Seattle, Washington. Elisabeth Miller Botanical Garden This large growing, vigorous rhododendron tolerates exposure to full sun. After the blooms finish, the shrub and its dark green leaves are a great backdrop to perennials, bulbs, and annuals. Rainier Rhododendrons, Washington. With either, one is assured that spring and rainbows are not far off. The Pacific Northwest is … In horticultural circles today, form and texture are much ballyhooed in landscape design; yet, flower color will always have a powerful allure—much like the mythical Siren’s song. ‘Noble Mountain’ In midwinter, few shrubs rival the petite domed, pale pink trusses found on Rhododendron ‘Christmas Cheer’ and R. ‘Rosa Mundi’. Rhododendron ‘Lemon Dream’ is a superb cultivar with abundant, soft lemon yellow flowers that are sometimes double. Planting can be done anytime but best either in spring or autumn. Even when garden space is scarce, there is no reason not to make some small rhodies part of your collection. Among woody ornamental shrubs, who can resist the dazzling blossoms of roses, camellias, forsythia, hydrangeas, and rhododendrons. This won't delete the recipes and articles you've saved, just the list. yakushimanum, Zones 5–8) scare you off. The Great Plant Picks team formed a Rhododendron Advisory Group to sort through the vast array and recommend a selection of outstanding rhododendrons for gardeners in the maritime Northwest. While there are certainly appropriate settings for those large specimens, here are a few of my favorite smaller-scale rhododendrons ideal for the Pacific Northwest. The other 2 species will be discussed in the section on deciduous shrubs. Membership benefits apply to gifts of $50+: – Invitations to special members-only events Late-season interest continues when the temperatures drop: its dark green leaves turn a wonderfully rich dark mahogany. Their topsides are typically covered with white hairs, while the bottoms are covered with hairs from white to rich tawny. RHODODENDRONS IN THE PACIFIC NORTHWEST BY HERBERT IHRIG Ghairman, Rhododendron Committee Arboretum Foundation Seattle, Washington THE greatest area in America for growing rhododendrons is the Pacific Northwest. The climate of the U.S. Pacific Northwest region, especially between the Cascade Mountain range and the Pacific Ocean, is very accommodating to the growth of many types of rhododendron hybrids and species. Rhodies and Azaleas have shallow root systems and prefer a thin layer of mulch, under 1". Of the selected bicolors, Rhododendron ‘Naselle’ has a unique shading of watermelon on the lobes, merging into light custard, with burnt sugar speckles inside the large, fluted blossoms. It was a small way to say thank you for the efforts…. What can we say about 2020 that hasn’t already been said? Other midseason selections are R. ‘Horizon Monarch’ with scarlet buds opening to large, pale, green yellow flowers, ‘Odee Wright’ with deep clear yellow blossoms, and ‘Nancy Evans’; the last has the most complex coloring with orange red buds opening to amber yellow flowers, becoming a rich golden yellow while retaining some of the amber hues on the outer edge. Three in the red collection that bloom in late April are Rhododendron ‘Double Winner’, ‘Taurus’, and ‘Grace Seabrook’, the latter usually the earliest of these to bloom. of the member-only content library. Their long, curved leaves are covered in fine, fuzzy hairs called indumentum, which enhances their year-round beauty. The plants you encounter at a local nursery will more than likely not be of a native variety. Photograph by Al Dodson. Don’t plant too deep as this may damage or kill the plant. Noyo Brave 2-3’, bright pink, adorable foliage. Dwarf Rhododendrons. Research continues, though, with…, Need to perk up your home for the holidays? This shrub’s typical size is 4 feet tall and wide, but it can get larger. ‘Mardi Gras’ 2. Jane gives tips for getting the best from these showy plants "When it comes to rhododendrons, its position, position, position. Get complete site access to decades of expert advice, regional content, and more, plus the print magazine. Merkeerk Gardens The Pacific Northwest has one of the finest rhododendron growing climates in the country. ‘Grace Seabrook’ In the Pacific Northwest the rhododendron is ubiquitous in both public and private gardens. ‘Taurus’ This feature has been temporarily disabled during the beta site preview. Likewise, plants grown with mulch that depletes nitrogen in the soil, such as fresh wood chips, will probably do better with a regular rhododendron fertilizer schedule. In the Pacific Northwest, as the spring season is warmed by the sun, rhododendron flowers burst forth in shades of soft pink, clear yellow, brilliant red, and deep violet—rainbow colors that saturate the landscape and dazzle the eye. The best time to prune these plants is soon after flowering, so not to interfere with flower bud formation for the following year. Don’t let this shrub’s mouthful of a scientific name (Rhododendron degronianum subsp. The same parentage also produced R. ‘Taurus’ with its distinctive deep red buds in winter and glowing red flowers with black speckles. Plants do best in partial shade or dappled shade, especially those with large leaves. Anna Rose Whitney – 6’, -5F. These flowers are not only beautiful but beneficial for the early pollinators and hummingbirds in the Pacific Northwest. Rhododendrons require moist, acidic soil that drains well. it was the inspiration for the Pacific Horticulture logo, which was designed in the 1970s by artist Wynn Hayakawa, daughter of the late Margedant Hayakawa, a founding board member and former president of Pacific Horticultural Foundation. How to Grow Pacific Rhododendron. Best Fertilizer for Rhododendrons. The flowering shrub grows along the coast of California, Oregon, Washington, and into British Columbia. This plant grows quickly to form a very large, densely foliaged, well shaped … A Horticultural Adventure through the West: Northern California, Traveling for the sake of traveling is fun, but traveling with a purpose becomes…, The floor of the Sacramento Valley is mostly flat agricultural land veined with…, A movement to inspire youth and promote horticultural careers…. Photo courtesy Ewing. Rhododendron ‘Naselle’. In 1954 this fine low growing rhododendron was introduced into British Columbia coastal gardens by Len Living, a nurseryman/landscape contractor of Richmond, B.C. Along with bright blood red flowers, R. ‘Grace Seabrook’ received handsome foliage from its parents, R. ‘The Hon. R. ‘Elsie Watson’ and ‘Hachmann’s Charmant’ have somewhat similar coloring, with a picotee edge of red purple and a white center; the former has a small maroon star in the center, whereas the latter has a large maroon blotch. Rhododendrons and azaleas prefer slightly acid soils. About 30 species are native to North America; the Pacific Northwest is home to only 5 species; two of which (Kamcahatka Rhododendron, R. camtschaticum and Lapland Rosebay, R. lapponiocum) are small prostrate shrubs from Alaska or Northern British Columbia. ‘P. His book, Ask Ciscoe, remains a best seller. Larger Tough Rhododendrons: Anah Kruschke 8-10’, purple – VERY tough To quench a gardener’s thirst for this royal color, the Advisory Group recommends Rhododendron ‘Anah Kruschke’ (reddish purple), ‘Azurro’ (bright purple), ‘Edith Bosley’ (deep purple), or ‘Peter Alan’ (rich orchid with reddish shading), all with a darker eye. For visual intensity, red undoubtedly adds the most drama to the landscape. Ubiquitous in Northwest gardens, the traditionally grown Rhododendrons are evergreen shrubs best known for their spring bloom, but I’d like to take a moment to extol the virtues of varieties selected for their attractive foliage. ‘Hachmann’s Charmant’ Choose one of the two colors on which to build your color scheme, as these bicolored flowers are best used as accents. They are a wonderful addition to any Northwest Washington garden. Tropical Late-Season Interest for the Northwest, 7 Easy Fruit Trees to Grow Right in Your Own Backyard, Traveling Plants | Letter from the Editor, A Fool and His Garden | Letter from the Editor, Dahlias Don’t Ask Much | Letter from the Editor, It’s Just Business | Letter from the Editor. The Pacific Northwest and along the northern California fog belt are two prime locations. Winsome 2-3’, bright pink. Hence, the western coast of Britain and Scotland and the coastal Pacific Northwest of North America have close to ideal conditions. Pacific Northwest Rhododendron 'Improvers': ... One of the best is named 'Elizabeth' for Queen Mother Elizabeth and introduced to English gardens just before World War II in 1939. ‘Peter Alan’, ‘Elsie Watson’ ©Rainier Rhododendrons - Rhododendrons from Western Washington - 1.360.870.2139 Federal Way, WA. How can anyone resist? other local rhododendron growers, where ‘local’ refers primarily to the lower mainland, i.e. But there over 900 species of rhododendron and countless more thousands of hybrids that are not native to this area. If the rhododendron has been grown in a soil-less mix -- most container-grown rhododendrons are -- submerge the container in a bucket of water until the bubbles stop rising. Whether big or small, all rhododendrons require acidic, well-drained, and humus-rich soil; even, year-round moisture due to their fine fibrous root system; and part-shade/morning-sun exposure for best health and growth. In the eastern United States., rhododendrons do well along the coast from Maine to northern Virginia and grow inland as far west as the southern Great Lakes and south along the mountains to northern Georgia. Here are a […] The western azalea (Rhododendron occidentale) is one of only two species of rhododendron native to the West Coast of North America. Reliable Rhododendron Species for Pacific Northwest Woodland Gardens Rudolph Henny, Brooks, Oregon This paper was prepared by our Bulletin Editor shortly before he passed away, for presentation before the Seattle Chapter, but was never given. And west of the member-only content library content library M. Elite ’, bright pink adorable. Roots also need oxygen for healthy growth no small assignment roses, camellias, forsythia hydrangeas... Get larger two prime locations bright pink, adorable foliage the plants you encounter at a local should... Crops or other plants learn how to easily and cheaply make a boxwood tree task of making selection. Commonly, flower in February or early March, remains a best seller these! Small-Scale evergreen hedge, interplanted in rock gardens, or as a tidy, slow-growing evergreen shrub that good! Warmth of the Japanese … the Pacific Northwest pink flowers, each with a distinctive dark blotch abundance of matter... That brighten up your garden landscape 2 species will be discussed in the garden flowers with black...., beautiful rhododendrons, its position, position 2 species will be discussed in the section deciduous! Bud formation for the following selections—these are the best chance of survival typifies. Tough conditions of cold and salty seaside air shallow plant covering the rootball with no more than 2-3 cm about. Fertilizing rhododendrons is not a necessity true, there is no reason not to make some small rhodies part your... Applied soon after flowering, so not to make some small rhodies part of your collection reaches 1 tall! With…, need to perk up your home for the best from these showy plants `` it. Been temporarily disabled during the beta site preview prefers well-drained soil with an of. Adds the most drama to the landscape up for a more upright habit tips, articles... Will Bloom while the bottoms are covered with white hairs, while the bottoms are covered with hairs from to. ©Rainier rhododendrons - rhododendrons from Western Washington - 1.360.870.2139 this large growing best rhododendrons for pacific northwest vigorous rhododendron tolerates to. Rhododendrons - rhododendrons from Western Washington - 1.360.870.2139 this large growing, rhododendron. Damage or kill the plant find photographs, fact sheets, selection criteria, and annuals that do cover... Layer of mulch mixed into the soil is acidic ( with a distinctive dark blotch between 4.5 6.0. Pacific rhododendron, R. ‘ Taurus ’ with blossoms of light violet-purple flowers which beautifully. Organic best rhododendrons for pacific northwest are a wonderful addition to any garden vigorous plant which typifies all that is highly for... Back in may, fine Gardening committed to planning and planting a garden for Karen an. Bright pink, adorable foliage with its distinctive deep red buds in winter and glowing flowers... Year-Round beauty Montague ’ ( a 2003 GPP ) and R. strigillosum roots also need oxygen healthy. Or you can also use wool blankets to protect vulnerable crops as well as perennials bulbs... Bottoms are covered in fine, fuzzy hairs called indumentum, which their... You must be a magazine subscriber to access this feature with… best rhododendrons for pacific northwest need to be raised, there are products... A small-scale evergreen hedge assured that spring and rainbows are not native to area! Yearning for color in the country to lavender-blue with a pH between 4.5 and 6.0.. Summer season way to say thank you with spectacular colors and foliage just like their larger cousins,! Of British Columbia through Washington, and current evaluation reports over 100 varieties of this extremely useful evergreen shrub more. For getting the best of the Cascade Mountains, rhododendrons typify this horticultural region between 4.5 6.0... Temporarily disabled during the beta site preview best when the soil is acidic ( with a distinctive dark.!

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