(Rhododendron, Wilgen's Ruby Rhododendron)
One of the relatively few hardy rhododendrons to have deep red flowers, this 1951 introduction bears its showy spherical clusters of funnel-shaped blooms in mid- to late spring. The flaring, funnel-shaped flowers have a brown blotch on their upper lobe. This dense rounded head-high shrub has long elliptic medium-green leaves.
Like most rhododendrons, 'Wilgen's Ruby' favors chilly winters, moderate summers, and well-drained, humus-rich, acid soil. Plant it shallowly and mulch well to conserve...
(Nearing Hybrid Rhododendron, Rhododendron, Windbeam Rhododendron)
Offering a bounty of bloom from early to mid-spring, this small-leaved Nearing Hybrid is valued for its dense compact habit, exceptional cold hardiness, and showy clusters of soft apricot-pink flowers that fade to white before maturing to purplish pink. The funnel-shaped blooms are unmarked. This open upright irregular chest-high shrub has small, aromatic, olive-green leaves that are sometimes tinged with bronze.
Guy Nearing of New Jersey developed numerous outstanding rhododendron cultivars...
(Deciduous Azalea, Knap Hill Hybrid Azalea, Windsor Lad Azalea)
A large-leaved rhododendron introduced in 1958 by a nursery whose name is usually associated with deciduous azaleas, this Knap Hill Hybrid bears rounded clusters of large lilac-purple flowers from mid- to late spring. The wide-flaring, wavy-edged, funnel-shaped flowers have a striking red-speckled yellow blotch on their upper lobes. This broad rounded head-high shrub has long lance-shaped medium-green leaves. It is probably a hybrid of Rhododendron ponticum.
Like most rhododendrons,...
(Dexter Hybrid Rhododendron, Winterthur Rhododendron)
Developed in the 1920s and 1930s by Charles O. Dexter of Massachusetts, these large hardy evergreen rhododendrons have several Asian and American species in their lineage, including R. fortunei and R. catawbiense . Dexter Hybrids typically bear generous rounded trusses of large, often fragrant, funnel-shaped flowers in mid- or late spring. The blooms may be white, pink, red, purple, lavender, or creamy yellow. The blooms often bear prominent blotches or speckles....
(Dexter Rhododendron, Rhododendron, Wissahickon Rhododendron)
One of the Dexter Hybrids, a group of large hardy evergreen rhododendrons developed in the 1920s and 1930s by Charles O. Dexter of Sandwich, Massachusetts, 'Wissahickon' bears generous rounded trusses of large, rose-purple, funnel-shaped flowers in late spring. The blooms have faint brownish speckles and pink throats. The large shiny yellowish-green leaves are elliptical to oval and held alternately on upright stems, forming a tall, rounded, open shrub.
Dexter Hybrids are among the best large...
(Rhododendron, Wojnar's Purple Rhododendron)
Compact in habit, exceptional in hardiness, and showy in flower, this hybrid rhododendron bears large domed clusters of bright purple blooms in mid-spring. The wide-flaring, wavy-edged, funnel-shaped flowers have a reddish purple center and a black-blotched upper lobe. This rounded shoulder-high cultivar is densely furnished with long elliptic dark green leaves.
Like most rhododendrons, 'Wojnar's Purple' prefers some shade and a highly organic acid soil that is evenly moist but well-drained....
(Dexter Hybrid Rhododendron, Rhododendron, Wyandanch Pink Rhododendron)
One of numerous hardy rhododendron hybrids developed in the 1920s and 1930s by Charles O. Dexter of Sandwich, Massachusetts, 'Wyandanch Pink' bears large showy domed clusters of purplish-pink flowers on broad upright vigorous plants. The wide-flaring, wavy-edged, funnel-shaped blooms open from rose-red buds in mid-spring. The flowers have a pale blotch and rosy speckles on their upper lobe. The large elliptic leaves are olive-green.
Like most rhododendrons, ''Wyandanch Pink' favors chilly...
(Rhododendron, Wynterset White Rhododendron)
A hardy dense hybrid with showy flowers in early to mid-spring, this evergreen rhododendron bears large domed clusters of pale purple flowers that age to greenish white. The wide-flaring, wavy-edged, funnel-shaped flowers are unscented. This wide-spreading head-high cultivar is densely furnished with long elliptic dull green leaves.
Like most rhododendrons, 'Wynterset White' prefers some shade and a highly organic acid soil that is evenly moist but well-drained. Plant it shallowly and mulch...