Atlantic Rhododendron & Horticultural
Society
Archived list ofplant descriptionsfrom the 2001 May Plant Sale
LEPIDOTE
RHODODENDRONS
R. ‘April Mist’ – [(carolinianum
v. album x mucronulatum ‘Cornell
Pink’)F2 x (dauricum v. album x
dauricum)F2] Beautiful soft pink double flowers edged with darker
pink in early spring. Vigorous. Compact habit growing to 4’(1.2m)
high x 4’(1.2m) wide in 10 years. A Mehlquist hybrid. Zone 5. (1
gal. - $15.00) R.
‘Dora Amateis’ – (carolinianum x ciliatum)
An extremely floriferous white (with a touch of pink) hybrid. Every
spring it covers itself in flowers, hiding its dark green foliage.
Dense, mounded habit to 2.5’ (.75m) high x 4’(1.2m) wide. Zone 6.(1 gal. - $15.00) R. ‘Ivory Coast’ – (keiskei
x dauricum ‘Arctic
Pearl’) Pale green flowers aging to ivory white. Very early
flowering. To 4’(1.2m) high in 10 years.
Hardy to -20ºF(-29ºC). A Leach hybrid.
(1 gal. - $15.00) R. ‘Little Olga’/‘Olga Petite’ – (carolinianum x minus) A sport of the popular R. ‘Olga Mezitt.’ It has the same clear pink flowers but on a slower growing more compact plant. Floriferous. Burgundy winter foliage. To 4’(1.2m) high. Zone 5. (2 gal. - $30.00)
R. ‘Manitau’ – A ‘Conestoga’ (carolinianum x racemosum) hybrid. Golden orange buds open to clear light pink and fade to creamy white. Covers itself in bloom. Early. Bronzy foliage in winter. A semi-dwarf with a dense, compact habit. To 2’(.6m) high. One of my favourites. Zone 5. (1 gal. - $15.00)
R. ‘Milestone’ – (minus
v. compacta x dauricum v.
sempervirens) A very floriferous and early blooming Mezitt hybrid.
Vivid purplish-pink flowers appear
almost red from a distance. Orange/red fall colour retaining a few
bronze coloured leaves in winter. Upright, dense, twiggy habit to
3’(.9m) x 3’(.9m) in 10 years. Plant hardy to -20ºF(-29ºC). Bud
hardy to at least -13ºF(-25ºC). (1
gal. - $15.00) May Sale Only R.
‘Weston’s Pink Diamond’ – (‘P.J.M.’
x mucronulatum ‘Cornell
Pink’) Frilled double pink flowers have silver-toned centres giving
a ‘sparkling effect.’ Another very early blooming and floriferous
Mezitt hybrid. Very showy red, orange & yellow fall colour and
bronzy foliage in winter. Vigorous. Wide, upright habit to 6’(1.8m)
high x 4’(1.2m) wide. Hardy to -18ºF(-28ºC).
(2
gal. - $30.00) ELEPIDOTE
RHODODENDRONS
R. ‘Calsap’ – (catalgla
x 'Sappho') Lavender buds open into large conical trusses of snowy
white flowers with a large dramatic burgundy blotch. Dense emerald
green foliage. Vigorous. Broad, upright habit to 5’(1.5m) high in 10
years. A real showstopper. Zone 5. (1
gal. - $15.00 / 2 gal. - $30.00) R.
‘Golfer’ – (yakushimanum
x pseudochrysanthum) This Berg hybrid has perhaps the finest foliage
of any hybrid. Fawn indumentum and persistent silvery tomentum.
Flowers are clear pink fading to white in dome-shaped trusses. Broad,
well-branched, dense habit to 2.5’(.75m) high x 3.5’(1.05m) wide
in 15 years. Zone 6.
(1 gal. - $15.00) May Sale Only
R. ‘Haaga’ – (brachycarpum
v. tigerstedtii x ‘Dr.
HC Dresselhuys’) Pink flowers on a tall plant with attractive dark
green foliage. Well-branched, upright-rounded
habit to 6’(1.8m) high. Hardy to
-33°F(-36°C). The Finnish hybrid are an invaluable
alternative to the standard ironclads in the colder areas of our
region.(1 gal. - $15.00) May
Sale Only R.
‘Helsinki University’ – (brachycarpum
v. tigerstedtii x smirnowii)
Bright pink flowers flecked orange-red. Red tinged new foliage
matures to glossy green. Upright in habit to 6’(1.8m) high x
4’(1.2m) wide. Hardy to -38ºF(-39ºC). Another very hardy Finnish
hybrid. (1
gal. - $15.00) May Sale Only R. ‘Henry’s Red’ –
A very hardy Mezitt hybrid with dark
blood-red flowers held in tight trusses against dark green foliage. Free-flowering. Broad, open habit to
5’(1.5m) high. Zone 5. (1
gal. - $15.00) R.
‘Hot Dawn’ – [‘Mars’
x (yakushimanum ‘Exbury’
x ‘Mars’)] Vibrant pinkish-red flowers with frilled edges and
heavy substance. Upright, open habit to 4’(1.2m) high x 2.5’(.75m)
wide in 12 years. Plant hardy to -20ºF(-29ºC). Bud hardy to -14ºF(-26ºC).
A Brueckner hybrid bred in N.B. (1
gal. - $15.00) R. ‘Janet Blair’ – (Dexter
hybrid) Large scented pale pink flowers with ruffled edges and a large
gold-green flare. Fragrant. Dark glossy green foliage. Vigorous with a
rounded, dense and well-branched habit. To 6’(1.8m) high, wider than
tall. Zone 6. A Leach hybrid.
(1
gal. - $10.00) May Sale Only R.
‘Pohjohla’s Daughter’ – (smirnowii
x catalgla) Large
flowers open lavender-pink with a paler centre quickly ageing to
almost pure white with a yellow-green flare. Very striking. Low
compact mounding habit to 3.5’(1.05m) high and spreading wider.
Hardy to -29ºF(-34ºC). Another extremely hardy Finnish hybrid.(1
gal. - $15.00) May Sale Only R. ‘Spring Parade’ –
(red catawbiense hybrid x ‘Cunningham’s White’) Large reddish-pink
flowers in globe-shaped trusses. Free-flowering. Open habit, wider
than tall. To 4’(1.2m) high. A Shamarello hybrid. Hardy to -20ºF(-29ºC).
(1 gal. - $15.00) R. ‘Vinecrest’ –
{[('Labar’s White' x fortunei)
x wardii] x litiense} Peach
buds open to yellow flushed with peach and fade to yellow. A stunning
colour combination. Olive green foliage. Upright, rounded habit to
4’(1.2m) high x 4’(1.2m) wide in 12 years. An Ontario hybrid from
Vineland Station. Hardy to at least -16°F(-27°C).
(1
gal. - $15.00) R.
yakushimanum “Berg
Form” -
A superb species for our climate. Its
long narrow leaves have a tan-white indumentum. New growth is covered
in silver tomentum. Its dense foliage covers a plant which is
symmetrical and broadly mounded in shape. Rosy-pink buds open
to form large apple blossom pink trusses which fade to white. Best in
a half day of sun. We have not offered this clone before and have not
been able to determine its attributes. If it is the same as the one I
have labelled yak “Berg” in my garden it will be a very
slow-growing dwarf clone. Like all yaks, we are sure this will be a
welcome addition to your collection. Zone 5b.
(1
gal. - $15.00) EVERGREEN
AZALEAS
A. ‘Girard’s Chiara’ –
(‘Pink Dawn’ x ‘Boudoir’) Deep
purplish-pink 2.5” hose-in-hose ruffled flowers. Dense, compact habit and glossy green foliage. Slow-growing to
1’(.3m) high x 1’(.3m) in 4 years. Zone 6.
A Girard Hybrid.
(1 gal. - $15.00) A.
‘Hino White Dwarf’ –
[(‘Hino
Crimson’ x poukhanense) x ‘Desiree’] A smaller growing sport of
the Shamarello hybrid. Pure white 2” flowers. Spreading habit to
2’(.6m) high x 3’(.9m) wide. Floriferous. Zone 6.
(1 gal. - $15.00 / 3 gal. - $40.00) R. kiusianum ‘Murasaki Shikibu’ - Perhaps the best suited evergreen azalea species for our coastal climate provided it is given good drainage and plenty of sun (as with all evergreen azaleas). Densely branched and twiggy with a spreading, somewhat tiered habit. This cultivar has reddish-purple hose-in-hose flowers. Floriferous. Excellent fall colour. Zone 6 but worth a try in Zone 5. (1 gal. - $15.00)
DECIDUOUS AZALEAS Azalea ‘Lollipop’ – Fragrant
pink flowers with a light pink & yellow flare in early summer
ageing to silvery-pink. A mildew resistant Mezitt hybrid. Excellent
red to orange fall colour. Wide spreading habit to 5’(1.5m) high.
Zone 5. (1 gal. - $15.00) Azalea ‘Weston’s Innocence’
– Fragrant white
flowers with narrow tubular throats appear in early summer.
Burgundy-red fall colour. Compact, wide-upright habit plant. Another
mildew resistant Mezitt hybrid. Zone 5. (1
gal. - $15.00) OTHER
ERICACEOUS SHRUBS & TREES
(Cultivate as per rhododendrons except as
noted.) Arctostaphylos
uva-ursi ‘Wood’s Red’ – (Bearberry,
Kinnikinnik) Bearberry, a Maritimes native, has small, leathery, dark
green evergreen leaves on prostrate creeping stems. Small, white,
tinged pink, urn-shaped flowers in spring. Does best in poor sandy
soils in full sun or part-shade. ‘Wood’s Red’ is a dense,
compact form selected for its reddish winter colour & large red
berries. A great rock garden or groundcover plant. Zone 5.
(3” pots - $4.00) Enkianthus
perulatus – A
deciduous shrub to 6’(1.8m) high x 6’(1.8m) wide. Bright green
foliage turns scarlet in the fall. Interesting in winter for its pale
grey bark and twiggy structure. Panicles of pure white urn-shaped
flowers in early spring. More refined and compact than E.
campanulatus. Plants will be very small but we are excited to be
able to offer this rare plant. Zone 6. (1
gal. - $15.00) Oxydendron arboreum – (Sourwood)
A slow growing deciduous tree with large arching panicles of white
lily-of-the-valley-like flowers in summer.
Beautiful glossy deep green foliage with serrated margins.
Incredible persistent maroon, scarlet or plum fall colour. Slow
growing pyramidal habit to 25’(7.5m) high x 20’(6m) wide with a
rounded top and drooping branches. Zone 6. (1
gal. - $20.00) Pieris japonica
‘Mousehole’ – Pieris
is a genus of evergreen
shrubs related to rhododendrons. Panicles of white,
lily-of-the-valley-like flowers appear in spring from buds formed the
previous year. ‘Mousehole’ is a dwarf cultivar growing to
3’(.9m) high x 3’(.9m) wide with reddish new growth. A beautiful
foliage plant. Zone 6.(1 gal. -
$15.00) Pieris japonica v. yakushimanum ‘Debutante’
– A compact
selection with a mounded habit growing from 2-4’(.6-1.2m) high x
4’(1.2m) wide. Dense, dark green foliage. Bronzy new growth. Flowers
are born in upright panicles in spring from pinkish-red buds formed
the previous year. Zone 6, probably colder.
(1
gal. - $15.00) Zenobia pulverulenta
– (Dusty
Zenobia) Another rare
deciduous rhododendron relative with lily-of-the-valley like flowers.
It has an arching habit growing to about 4’(1.2m) high x 4’(1.2m)
wide. Bluish-green
leaves. The white anise-scented flowers, which are much larger than
those of the pieris, are born in drooping clusters from the leaf axils
in spring. Requires moist well-drained soil and is best in full sun.
Zone 6.
(1 gal. - $15.00) CONIFERS
Chamaecyparis obtusa ‘Nana
Lutea’ – (Dwarf
Golden Hinoki Cypress) A very slow growing golden cultivar which
maintains its colour well year round. It has dense fan-like foliage
and has been likened to golden coral. Upright mounded habit to
1.5’(.45m) high in 10
years. Great for the rock garden in full sun or light shade. Zone 6.
(2 gal. - $35.00) Pinus
parviflora v. pentaphylla
‘Aizu’ – (Dwarf
Japanese White Pine) A rare slow growing dwarf selection with ½”
long needles. Upright habit. Grows 2” or less a year. For the rock
garden or trough in full sun. Zone 6. (1
gal. - $35.00)
Pinus
peuce ‘Miss
Cesarini’ – (Dwarf Balkan Pine) A very slowing dwarf selection
with a upright conical habit & blue-green needles. Grows an inch
or less per year. To 2’(.6m) high in ten years. Another one for the
rock garden. Zone 6. (1 gal. - $45.00)
Sciadopitys verticillata – (Umbrella Pine) A slow growing conifer with a perfect dense
pyramidal shape and beautiful, long shiny dark green needles. Can be
treated as a dwarf conifer for many years but eventually will grow
into a 30’(9m) tall tree. Attractive exfoliating bark. Zone 5.
(1 gal. - $35.00) Sciadopitys verticillata ‘Joe Kozey’ – A very fastigiate selection – almost like a telephone pole. Zone 5. (1 gal. - $45.00) OTHER
SHRUBS
Abeliophyllum distichum –
(White Forsythia) A deciduous multi-stemmed shrub with arching
branches and a rounded habit. Masses of small white fragrant flowers
are born along the stems very early in spring. Best in full sun. As
with Forsythias, prune out 1/3 of the old wood every year after
flowering once established. To 5’(1.5m) high x 4’(1.2m) wide. Zone
5/6. (1 gal. - $15.00) Acer palmatum
‘Ukigumo’ – (Floating
Cloud Japanese Maple) We are thrilled to offer this spectacular
variegated japanese maple. Its medium green leaves are so heavily
variegated with white & dusted with pink that there is almost no
green! It has performed beautifully for the past 6 years in the south
end of Halifax. Upright in habit to 8’(2.4m) high x 4’(1.2m) wide.
It will probably need to be shaded from hot mid-day sun. Zone 6b,
maybe colder. A real eye-catcher. (1
gal. - $20.00 / 2 gal. - $40.00) Clethra
barbinervis – (Japanese
Clethra) A large deciduous shrub growing 10-15’(3-4.5m) high x
10’(3m) wide with a rounded habit. Can be pruned into a small
multi-trunked tree. Drooping racemes of small white fragrant flowers
are born at the branch tips in late July & August. Foliage turns
Bronzy-red in the fall. Peeling grey and orangish-brown bark adds
winter interest. Needs a moist, well drained spot in full sun or part
shade. Zone 6.(1 gal. - $20.00) Daphne x burkwoodii ‘Carol
Mackie’ – (cneorum
X caucasica) This semi-evergreen daphne has striking green leaves
edged with cream. The leaves often remain on the plant until January
or February. Clusters of intensely fragrant, small pale pink flowers
are born in spring and often a few again in the fall. It has a dense
rounded habit growing to 4’(1.2m) high x 4’(1.2m) wide. Plant in
full sun or part shade. Fruit is poisonous but I have never seen it
set fruit. Zone 5. A must have. (4”
pot - $10.00) Daphne caucasica – A
small deciduous shrub to 4’ (1.2m) high x 4’(1.2m) wide with
blue-green foliage and a rounded habit. Fragrant white flowers are
born in clusters in spring & sporadically throughout the summer.
Its black fruit is poisonous. Needs excellent drainage and light
shade. Zone 6. For the collector. A few only.
(2 gal. - $35.00) Daphne x
mantensiana – (x
burkwoodii ‘Somerset’ X retusa)
A small evergreen shrub with a dense rounded habit to 2’(.6m) high x
2’(.6m) wide with dark glossy green foliage. Fragrant, deep
rose-pink flowers are born in clusters in early spring and
sporadically through the summer and fall. Sterile. Needs excellent
drainage. For the collector. A few only.
(field potted - $35.00) Fothergilla ‘Mount Airy’ – A
deciduous shrub with great fall colour. Erect spikes of fragrant,
bottlebrush-like creamy flowers in early spring. Dark blue-green
foliage with red, orange and yellow fall colour. Upright, mounded
habit. ‘Mount Airy’ is a larger cultivar to 5’(1.5m) high x
4’(1.2m) wide. Thought to be a hybrid between
F. gardenii & F. major.
Hardy to -25ºF(-32ºC). (1
gal. - $15.00)
Genista depressa –
A choice mat forming prostrate shrub which covers itself in large bright
yellow pea-type flowers in summer. Great for the rock garden or scree
in full sun. Needs excellent drainage. Protect with bows in winter.
Zone 5/6. (3”
pots - $5.00) Hydrangea quercifolia ‘Pee
Wee’–
(Dwarf Oakleaf Hydrangea) A dwarf selection of this deciduous shrub
growing to 3’(.9m) high x 3’(.9m) wide with smaller, more refined
foliage. Coarse, oak-like foliage is mid-green above and whitish
below. Beautiful purple-red fall colour
& peeling cinnamon
bark. Creamy white flowers
are born in summer in upright 4-5” high broadly conical panicles
which age to purplish-pink and eventually brown. Best in part shade.
Performs well in almost full shade but will have a more open habit.
Can also take full sun with adequate moisture. Irregular, mounded,
stoloniferous habit. Zone 6. Some die-back may occur below -10ºF
(-23ºC) but quickly recovers. (1
gal. - $20.00) Phormium ‘Sundowner’ –
(Flax) A tender New Zealand native which
makes a superb tub plant either by itself or in combination with other
plants. This cultivar has upright sword-shaped leaves to 5’(1.5m)
high. Each leaf is bronzy-green with dark rose-pink striping &
margins which fade to cream in the summer. Pot in a well drained mix
and keep moist. Best in full sun. Store indoors in winter in a
frost-free, cool bright location. A stunning addition to your patio in
summer. (1 gal. - $25.00) Viburnum plicatum v. tomentosum ‘Mariesii’ – (Doublefile Viburnum) A deciduous shrub with a horizontal, arching, tiered habit and 4” dark green leaves. White flowers are produced in cymes (like lacecaps) along the branches in double rows. This cultivar features large creamy white flowers and dark maroon fall colour. Spring blooming. Flowers are followed by red fruit ripening to black although some sources state two clones are required for good berry set. To 10’(3m) tall. For sun to part shade but avoid very dry sites. Zone 6. (1 gal. - $15.00)
TREES
Cornus kousa v. chinensis – (Korean
Dogwood) A small, multi-stemmed, shrubby tree, 18-25’(5.5-7.5m)
tall, with a dense horizontal habit. White flowers appear in early
August, lasts for weeks, and are followed by raspberry-shaped red
fruit. Bronze or crimson fall colour. Beautiful bark with age. Best in
light shade. Disease resistant but requires good drainage. Hardy to
-25°F(-32°F).
(1 gal. - $15.00) Magnolia ‘Butterflies’ –
(acuminata
‘Fertile Myrtle’ x denudata)
A broad, upright tree to 25’(7.5m) or more high. Stunning, 3-4”
buttery yellow flowers sit upright on its branches ‘like
butterflies.’ Blooms before the foliage emerges. Floriferous at a
young age. A Savage hybrid. Hardy to at least -22°F(-30°C),
possibly colder.(1 gal.
- $15.00) May Sale Only Magnolia ‘Galaxy’ –
(liliiflora
‘Nigra’ x sprengeri ‘Diva’)
A very fast-growing upright-pyramidal, single stemmed tree to
30’(9m) high. Beautiful, slightly
fragrant, 9” pale red-purple flowers. Floriferous, even at a young
age. Lower branches can be pruned off as it grows to free up space
beneath. Wow your neighbours. Zone 6. (1
gal. - $15.00) Magnolia ‘Spectrum’ –
(liliiflora
‘Nigra’ x sprengeri ‘Diva’)
A sister seedling of M. ‘Galaxy.’ Flowers are larger and a richer
reddish-purple although somewhat less profuse. It has
a broader more open habit and a rounded crown. To 25’(7.5m)
high x 25’(7.5m) wide. Possibly not as hardy as ‘Galaxy’. Zone
6.
(1 gal. - $15.00) Magnolia stellata ‘Centennial’ – (Star Magnolia) 4-5” flowers are white tinged with pink, with 30 or more tepals giving it a double effect. Vigorous with a more upright, conical habit than most. Dense and bushy, it will grow up to 10-15’(3-4.5m) high x 15’(4.5m) wide so be sure to give it some space. Dirr rates this as one of the best and hardiest of the M. stellata cultivars. Zone 5. (Ball & Burlap - $65.00)
Magnolia x kewensis ‘Wada’s
Memory’ – (kobus
x salicifolia) A broad,
upright pyramidal tree to 40’(12m) high. It’s 6” scented flowers
are white and born in great profusion. Leaves emerge bronzish in
colour maturing to dark green. A stately tree but will need space to
grow. Zone 6.
(1 gal. - $15.00) Stewartia
pseudocamelia – A
very slow growing small tree, to 15’(4.5m) high in 25 years, with a
pyramidal or oval shape. Dense foliage. Snow white, 2.5” flowers with yellow stamens, are born in August. Long-blooming.
Purplish-red & yellow fall colour. Stunning multi-coloured bark is
exposed in winter after the leaves fall. For part shade, protected
from severe winds. Zone 5b/6a. (2 gal. – 45.00) PERENNIALS
Bergenia ‘Bressingham Ruby’ – The
large waxy heart-shaped fleshy leaves of this evergreen perennial are
dark green in summer and dark bronzy-red in fall & winter.
12-18”(.3-.45m) stalks of bright pink flowers appear above the
dramatic foliage in spring. Full sun or light shade in moist
well-drained soil. Zone 5, possibly colder.
(1 gal. - $15.00) Gentiana acaulis
– A clump forming gentian, forming a mat or low mound of dark green
evergreen foliage with large, deep
true-blue, trumpet-shaped flowers in spring. Requires moist
well-drained lime-free soil and full sun. Zone 5.
(3.5”
pot - $6.00) Gentiana asclepiadea
– (Willow Gentian) A clump forming herbaceous
perennial with arching stems to 2’(.6m) high. Pale blue
trumpet-shaped flowers appear from the leaf axils in late summer.
Plant in part-shade in well-drained moist soil. Dislikes disturbance.
Zone 5. (3.5”
pot - $6.00)
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