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Clethra

Plants Clerodendrum UgandenseClethra alnifolia

Clethra alnifolia
Summersweet
Clethraceae
Located by small pond near chemistry building.

 


Clethra barbinervis
Japanese Clethra, Japanese Sweet Shrub, Sweet Pepperbush ...

Clethra alnifolia (Sweet pepperbush)
Clethra alnifolia 'Ruby Spice' Photo/Illustration: Courtesy of Park Seed
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Clethra alnifolia is a summer flowering shrub that works great in wet sites. This shrub can grow in sunny locations as well as shady locations but will perform best in locations with partial shade.

summersweet clethra Clethraceae Clethra alnifolia L.   symbol: CLAL3
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A number of cultivars are available (see Dirr, 1998).
clethra: from the Greek, klethra, alder. alnifolia, alder-leaved.
Oregon State Univ. campus: east side of Gilfillan Auditorium (behind Wilkinson).

Clethra alnifolia 'Paniculata'
also known as Clethra paniculata - Summersweet, Sweet Pepper Bush
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Clethra grows best in acid, moist, well-drained soils. For planting in heavy clay soils, it is best to add a soil amendment, such as composted, ground pine bark, to enhance soil drainage.

Clethra does not appear to be susceptible to any serious disease or insect problem. Plants can be pruned in early spring, since flowers are born on new growth.

#948 Clethra alnifolia
Common Names: sweet pepperbush, summersweet
Family: Clethraceae (sweet pepperbush Family)
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Summersweet ( Clethra alnifolia), a close relative of alder, is a North American wildflower shrub, native to the East Coast, eastern Texas, & as far inland as Pennsylvania.

Sweet Pepperbush (Summersweet)
Clethra alnifolia
The flowers of this shrub have a sweet-spicy fragrance.

Clethra alnifolia (Summersweet)
White blooms with a spicy fragrance on current season's growth for 4-6 weeks
from July to mid August. Bee attractant. Bark is scaly or exfoliating in loose, long strips as the shrub ages.

Clethra - Pepperbush
Clethra accuminata - Sweet Pepperbush; White Alder
Elliottia - Elliottia Trees
Elliottia racemosa - Elliottia; Southern Plum ...

Clethra Arborea
Clethra Arborea - the handsome Lily-of-the-Valley tree. It bears panicles of white, bell-shaped flowers in the summer, at which time it is quite a feature at Tresco.

Clethra arborea
Family: Clethraceae
Lily of the Valley Tree
Origin: Madeira ...

Clethra alnifolia : Summersweet - Whole Plant
Clethra alnifolia 'Hummingbird' : Hummingbird Summersweet - Whole Plant
Clethra alnifolia 'Pink Spires' : Pink Spires Summersweet - Whole Plant ...

Golden Mop Falsecypress Chionanthus retusus Chinese Fringetree Chionanthus virginicus White Fringetree Cladrastis kentukea (lutea) Yellowwood Clematis terniflora (maximowicziana) Sweetautumn Clematis Clematis x jackmanii Jackman Clematis Clethra ...

Family: White-alder (Clethraceae)
Flowering: May-July
Field Marks: This species differs from all other shrubs by its erect racemes, 5 white petals, 10 long-exserted stamens, and small, spherical, hairy capsules.

Clethra - C. alnifolia; C.delavayii: C. arborea.
Cornus alba varieties - also Cornus stolonifera types. The best I have seen have been in very waterlogged winter conditions.
Euonymus elata and also the E fortunei types.
Fothergilla - all types.

deciduous shrub or small tree (Clethra alnifolia) native to the Appalachians, named for the resemblance of its leaves to those of the unrelated true alders. It is cultivated as an ornamental for the fragrant white or pinkish blossoms.

Examples: Minimal: Amelanchier, Aronia, Chimonanthus, Clethra, Cornus alternifolia, Daphne, Fothergilla, Hamamelis, Poncirus, Viburnum.

Great Smoky Mountains National Park, Gatlinburg, TN ( ) SUGGESTED ALTERNATIVE PLANTS: Some suitable native alternatives for Japanese spiraea include shrubs like sweetfern (Comptonia peregrina), arrowwood (Viburnum dentatum), Summersweet clethra ...

LILY OF VALLEY TREE
Clethra arborea
General Notes
Needs abundant moisture. Has Fragrant Flower. SelecTree lists no cultivars of arborea.

Many hollies are ideal, as are viburnums, aucubas (especially the narrow leaved forms), skimmias and such deciduous shrubs as corylopsis, fothergilla, summer-sweet (Clethra alnifolia) and disanthus.

See also: Green, May, Japonica, Cornus, Rhododendron