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2012 Rhododendron of the Year Awards
Plants suitable for Southwestern USA


Elepidote Rhododendron: 'The Hon. Jean Marie de Montague'
R. griffithianum x unknown

Flower strong red with dark red spotting in the dorsal throat, wavy edges, broadly funnel-campanulate, 3⅛" across. Domed-shaped truss holds 14 flowers.  Blooms midseason.  Leaves elliptic, heavy textured, 5" long, dull, mid to dark green. Dense, upright plant habit. Thrives in heat and sun.   Grows to a height of 5 ft. or more in 10 yrs.  Cold hardy to -5F (-21C).  Hybridized by van Nes & Sons.

R. 'The Honourable Jean Marie de Montague'

  Photo by Herb Spady

R. davidsonianum

Lepidote Rhododendron: R. davidsonianum
Species rhododendron in subgenus Rhododendron section Rhododendron subsection Triflora

Flower mauve to pale lavender, white tinged pink or pink, often with red or purple spotting or blotch. Terminal and/or axillary buds hold 3-6 flowers.  Blooms early midseason.  Leaves lanceolate to oblong, up to 3" long. Upright plant habit.  Grows to an approximate height of 6 ft. in 10 yrs.  Hardy to 0F (-18C).  Found growing in the wild in China (Sichuan, Yunnan, Guizhou).

Photo by Stuart Imrie  

Evergreen Azalea: 'Rosebud'
R. 'Louise Gable' x R. 'Caroline Gable'

Flower strong purplish-pink, flushed with slight veining of deep purplish pink, broadly funnel-shaped, double, hose-in hose, 1⅛" across.  Blooms midseason.  Leaves elliptic, 1" to 1" long, glossy, mid green. Spreading, dense plant habit.  Grows to a typical height of 4 ft. in 10 years.  Cold hardy to -10F (-23C).  Hybridized by Gable.

R. 'Rosebud'

 Photo by Sally and John Perkins

R. 'Washington State Centennial'

Deciduous Azalea: 'Washington State Centennial'
(R. occidentale x R. cumberlandense) x R. 'Santiam'

Flower light orange paling to white, with prominent strong orange-yellow blotch and discontinuous strong pink edge and veins, tubular funnel-shaped, very deeply ruffled edges, 3" across, fragrant. Ball-shaped truss holds 10-12 flowers.  Blooms midseason.  Leaves elliptic and narrowly obovate, apiculate, cuneate, 3⅞" long, revolute, glossy, moderate yellow-green, deciduous. Upright, open growth habit.  Grows approximately 5 ft. tall in 10 yrs.  Cold hardy to -10F (-23C).  Hybridized by Mossman.

Photo by Harold Greer 

Prior Year ROY Selections for Southwestern USA
2011   2010   2009   2008   2007   2006   2005   2004

American Rhododendron Society
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