Transcript List #6

Calycanthus floridus
“common sweetshrub”
SIZE: Medium shrub
HABIT: Upright-rounded
FOL: Glossy dark green in summer; yellowish in fall
FL. & FR.: Flowers = 2” dark reddish-brownmaroon in May-June-July; Fruit = 2” brown
capsule in September and persists through winter
CULTURE: Easily transplanted; very
adaptable; pH adaptable; sun or shade;
prune after flowering
PESTS: None
USE: Mixed shrub border; specimen;
naturalizing
MISC.: Flowers are sweetly scented with a
banana-strawberry-pineapple scent. An
excellent plant that is underutilized; native
Virginia to Florida; marginally hardy here
Calycanthus floridus ‘Athens’
Euonymus alatus ‘Compactus’
“dwarf winged euonymus”
SIZE: Medium shrub
HABIT: Rounded to horizontal spreading
FOL: Dull dark green in summer;
brilliant red in fall
FL. & FR.: Flowers = not showy; Fruit =
1/3” red, dehiscent capsule containing 3
orange seeds (somewhat showy
CULTURE: Easily transplanted; very
adaptable; pH adaptable; tolerates heavy
pruning; tolerates drought; will develop
fall color even in shade
PESTS: None
USE: Hedges, groupings, mass, specimen,
foundation, etc... overused!
MISC.: This shrub, although the compact
form of the species still does get large, it
just takes a longer time!
Cornus alba ‘Elegantissima’
“variegated dogwood”
SIZE: Small to medium shrub
HABIT: Upright and slightly
arching with age; suckers
FOL: Green leaf with a creamy-white margin
in summer; can develop a good reddishpurple color in fall
FL. & FR.: Flowers = creamy yellow in 2”
flat-topped cymes in June (ok); Fruits =
3/8” bluish-white drupe in July (ok)
CULTURE: Prefers MWDS; partial sun best;
tolerates severe pruning (in early spring)
PESTS: Canker, leaf spots, powdery mildew,
etc.
USE: Shrub border
MISC.: Bright red stems that are showy in
winter! Also C. alba ‘Aureo-marginata’
Cornus alba ‘Spaethii’
Cornus racemosa
“gray dogwood”
SIZE: Medium shrub
HABIT: Multistemmed; upright
mounding; suckers freely
FOL: Dull dark green in summer; purple-red in fall
FL. & FR.: Flowers = white in 2” diameter cymosepanicles that cover every terminal stem; Fruit =
white, 1/4” drupe in September (infructescence = red!)
CULTURE: Transplants readily; tolerates
both wet and dry soils; sun of full shade
PESTS: None serious
USE: Shrub border, hedge, mass, naturalizing
MISC.: The stems and infructescence are red
in fall and winter; native plant
Cornus sericea (C. stolonifera)
“red osier dogwood”
SIZE: Small to medium shrub
HABIT: Multistemmed; loose and
spreading; suckers readily
FOL: dark green in summer; reddish-purple in fall
FL. & FR.: Flowers = Dull white in 2” flat-topped
cymes in June (ok); Fruit = 1/3” white drupe in
September (ok)
CULTURE: Easily transplanted; extremely
adaptable; tolerates wet sites; full sun to
partial shade
PESTS: Canker
USE: Massing; along streams and ponds
MISC.: Excellent red stems in winter; Cornus
sericea ‘Flaviramea’ = “golden twig dogwood”
Cornus sericea ‘Flaviramea’
Enkianthus campanulatus
“redvein enkianthus”
SIZE: Small to medium shrub
HABIT: Upright shrub with
horizontal (tiered) branching
FOL: Bright blue-green in summer; brilliant
yellow-orange-red fall color
FL. & FR.: Flowers = 1/3” creamy yellow “bells”
with red-veins in pendulous umbel-like racemes in
June; Fruit = upcurved capsule (not showy)
CULTURE: Prefers MWDS, requires acidic
soils; full sun to partial shade
PESTS: None serious
USE: Mixed shrub border; specimen
MISC.: Marginally hardy here
Enkianthus campanulatus
‘Sikokianus’
Rhododendron calendulaceum
“flame azalea”
SIZE: Small to medium shrub
HABIT: Upright and open
FOL: medium green in summer; dull
yellow to dull red in fall (deciduous!)
FL. & FR.: Flowers = 2” funnel-shaped orange
in June; Fruit = capsule (not showy)
CULTURE: Prefers MWDS; requires acidic
soil conditions; does not tolerate wet sites,
salt, winter winds; full sun to partial shade
PESTS: Pythium, Phytophthora and other root
rot fungi; leaf spots
USE: Mixed shrub border; naturalizing
MISC.: Spectacular in flower; slightly
scented in flower
Rhododendron ‘Exbury hybrids’
“Exbury azaleas”
SIZE: Medium shrub
HABIT: Upright
FOL: Medium green in summer; yelloworange-red in fall
FL. & FR.: Flowers = Mostly whites, yellows,
orange, and red funnel-shaped in trusses in May
Fruit = capsule (not showy)
CULTURE: Prefers MWDS; requires acidic
soil conditions; does not tolerate wet sites,
salt, winter winds; full sun to partial shade
PESTS: Pythium, Phytophthora and other root
rot fungi; leaf spots
USE: Mixed shrub border; massing
MISC.: Spectacular in flower, almost
overwhelming! These are interspecific
hybrids... MANY cultivars!
Rhododendron mucronulatum
“Korean rhododendron”
SIZE: Small to medium shrub
HABIT: Upright - oval
FOL: Medium green in summer; yellow to
bronzy-red in fall (deciduous!)
FL. & FR.: Flowers = 2” rosy-purple, funnel-shaped
in April (clustered), flowers before foliage; Fruit =
capsule (not showy)
CULTURE: Prefers MWDS; requires acidic
soil conditions; does not tolerate wet sites,
salt, winter winds; full sun to partial shade
PESTS: Pythium, Phytophthora and other root
rot fungi; leaf spots
USE: Mixed shrub border; massing
MISC.: Spectacular in flower; flowers often
frozen out with a late freeze (protect plants
from exposure to southwest sun in winter)
Rhododendron schlippenbachii
“royal azalea”
SIZE: Small to medium shrub
HABIT: Upright mounded
FOL: Dark green in summer; yellow, orange,
scarlet in fall; (deciduous)
FL. & FR.: Flowers = 2” pale pink clustered in
open trusses in May as leaves emerge; Fruit =
capsule (not showy)
CULTURE: Prefers MWDS; does NOT need
as acidic a soil as other ericaceous plants!
full sun to partial shade
PESTS: Pythium, Phytophthora and other root
rot fungi; leaf scorch if dry
USE: Mixed shrub border
MISC.: Spectacular in flower; lightly scented
flowers; Dirr describes it as, “one of the
finest azaleas with no adequate way to do
justice to the beauty of this plant by the
written word”
Fothergilla major ‘Mt. Airy’
“Mt. Airy fothergilla”
SIZE: Small to medium shrub
HABIT: Multistemmed, dense and rounded;
tends to sucker
FOL: Blue-green in summer; yellow-orangered in fall (reliably spectacular!)
FL. & FR.: Flowers = apetalous! Stamens are showy;
on 1-2” spikes in May. Fruit = capsule (not showy)
CULTURE: Prefers acidic, peaty, sandy loam;
best in well-drained soil; full sun; tolerates
clay soil and basic pH
PESTS: None !
USE: Massing, mixed shrub border,
foundation planting, naturalizing
MISC.: Flowers are honey-scented and
emerge before leaves. An outstanding native
worthy of greater landscape use!
Hamamelis vernalis
“vernal witchhazel”
SIZE: Small to medium shrub
HABIT: Multistemmed, dense
and rounded
FOL: Light to medium green in summer;
golden yellow in fall
FL. & FR.: Flowers = 1/2” yellow to red, four
strap-like petals; pungent in late winter! Fruit
= capsule (not showy)
CULTURE: Somewhat difficult to transplant;
best in moist situations; full sun; tolerates
high pH
PESTS: None serious
USE: Massing, border, mixed shrub border
MISC.: Can hold leaves in winter that hide
flowers; not as hardy as H. virginiana
Hydrangea quercifolia
“oakleaf hydrangea”
SIZE: Small to medium shrub
HABIT: Multistemmed, loose and
rounded, few side-branches
FOL: Dark green in summer; copper, red,
purple in fall
FL. & FR.: Flowers = showy, sterile, 1” fragrant
flowers in upright panicles in June-July; Fruit =
capsule (not showy)
CULTURE: Young plants are tender and need
winter protection in Zone 5; prefers a cool,
moist, organic soil
PESTS: None serious
USE: Massing, border, mixed shrub border;
coarse winter texture
MISC.: Can hold inflorescence into winter
Hydrangea quercifolia ‘Snowflake’
Hydrangea quercifolia ‘Pee-wee’
Hibiscus syriacus
“Rose-of-Sharon”
SIZE: Small to medium shrub
HABIT: Multistemmed shrub or
small tree; upright
FOL: Medium green in summer; poor
yellow in fall (not showy)
FL. & FR.: Flowers = showy, white, pink, red or
“blue”, 2-4” across, July - Sept.; Fruit = dehiscent
capsule (not showy)
CULTURE: Tolerates most soils except very
wet or very dry; prefers soils with high
organic matter; full sun to partial shade;
prefers summer heat; tolerates heavy
pruning
PESTS: None serious
USE: Massing, border, mixed shrub border;
screen or hedge
MISC.: A Victorian plant that is a hot item
again! Flowers come in singles or doubles
Hibiscus syriacus ‘Variegata’
Myrica pensylvanica
“northern bayberry”
SIZE: Small to medium semi-evergreen shrub
HABIT: Upright-rounded, dense
FOL: Light green in spring; lustrous dark green
in summer and fall; yellowing in winter
FL. & FR.: Flower = monoecious or dioecious
(not showy); Fruit = 1/6” drupe with gray waxy
coating, in fall
CULTURE: Extremely adaptable; tolerates
poor, sterile, sandy or clay soils; full sun to
partial shade; tolerates salt
PESTS: None serious
USE: Massing, border, mixed shrub border,
naturalizing
MISC.: The wax is boiled off the fruit to
produce bayberry candles; native
Forsythia x intermedia
“border forsythia”
SIZE: Small to medium shrub
HABIT: Upright - arching
FOL: Dark green in summer; yellow or purple fall
color (not consistent); holds its foliage late into fall
FL. & FR.: Flowers = 1” yellow (4 -lobed) in
April before foliage (borne on old wood);
Fruit = capsule (not showy ,rare)
CULTURE: Transplants readily; soil
adaptable; pH adaptable; tolerates urban
conditions; prune after flowering; remove
oldest “canes”
PESTS: None serious
USE: Shrub border, massing, groups, on
banks
MISC.: Effective in flower; can force cut
stems to flower indoors; roots in water
Forsythia suspensa var. sieboldii
“weeping forsythia”
SIZE: Small to medium shrub
HABIT: Arching to weeping
FOL: Dark green in summer; yellowish
fall color but generally not ornamental
FL. & FR.: Flowers = 1” golden yellow in
April (sparse); Fruit = capsule (rare)
CULTURE: Transplants readily; soil
adaptable; prune after flowering
PESTS: None serious
USE: Shrub border, massing, groups, on
banks and areas where it can hang over
MISC.: Moderately effective in flower; can
make a yellow waterfall effect if sited
properly