Cass County Extension
Deciduous (Non-evergreen) Shrubs
Japanese Barberry-Fine textured, low growing shrub with good green foliage and red fruits; orange-red fall color. Thorny; suffers winter injury especially during droughty conditions. Redleaf Japanese Barberry and other red cultivars are less hardy. Red-purple foliage color; best color in full sun. Cultivars include: Burgundy Carousel (burgundy-purple), `Crimson Pygmy' (12-18"; red purple), 'Rose Glow' (rosy-red), Ruby Carousel (reddish-purple) . Yellow-leaved cultivars usually lack winter hardiness.
Korean Boxwood-Small compact evergreen
shrub; small oval leaves. Shears well; orangish-brown
winter color. Winter drying and burning is a problem in areas exposed to wind and sun.
`Green Velvet' and `Wintergreen' (green winter color). `Saskatoon' (introduction from
Canada; green winter color).
Dwarf Bush Honeysuckle-Fairly dense mound shaped, spreading shrub with coarse textured, honeysuckle-like foliage; bronze colored in spring and fall. Yellow flowers and fruit are partially hidden by leaves. Suckers; prune heavy in spring. Thrives on poor soil. Diervilla X splendens is a hybrid with purple red fall color; questionable hardiness.
Globe Caragana-Slow growing compact shrub; foliage is dark green all season. Minimal pruning needed to maintain shape; very hardy. Doesn't sucker; tolerant of drought and alkaline soil. Mites can be a problem.
Pygmy Caragana-Small dense spiny shrub with very fine textured, dull gray-green foliage; small bright yellow pea-like flowers. Very hardy; drought and alkaline tolerant. Good low hedge.
Daphne-Small shrub with early fragrant pink flowers; needs well drained soil. Susceptible to winter desiccation; need good snow cover. Tends to be short lived; canker disease. `Carol Mackie' (medium textured green leaves with cream colored margins; light pink flowers), Rose Daphne-Low spreading broad leafed evergreen; fine texture. Deep rose pink flowers; hardy.
Dwarf Euonymus-Very narrow, blue-green, needle-like leaves; semi-evergreen with snow cover. Irregular form and sprawling growth habit; pink and orange fruits. Dwarf Turkestan Euonymus is more upright growing and denser. Wintercreeper Euonymus requires snow cover to survive; hardiness is very questionable.
Miniature (Dwarf) Snowflake Mockorange-Compact shrub; prolific bloomer. Fragrant double white flower; nice when blooming, mediocre otherwise. Often freezes back; questionable hardiness.
Potentilla- Fine textured green foliage; tolerates drought and alkaline soil. Blooms from mid-spring to late fall; spider mites can halt flowering. Remove dead flowers; prune in spring to improve shape. Cultivars include: 'Abbotswood' (large white flowers; blue-green foliage), 'Coronation Triumph' (bright yellow, star-like flowers; gray-green foliage. One of the best), Dakota Goldrush (compact; gold-yellow flowers), Dakota Sunspot (compact with a finer texture; bright yellow flowers), 'Gold Drop' (small, golden yellow flowers; fern-like foliage), 'Goldfinger' (large bright yellow flowers; coarse foliage), `Gold Star' (large, yellow gold flowers; compact plant), 'Jackmanii' (large bright yellow flowers; vigorous with coarse dark green foliage), `McKay's White' (soft green foliage; white flowers), `Pink Beauty' (clear often semi-double flowers; very floriferous), `Snowbird' (semi-double white flowers; may be best white), and `Yellow Gem' (low spreading with gray hairy lobed leaves; bright yellow flowers).
Bumalda Spirea-Medium small shrubs; 2-3" flower clusters. Flowers on new growth; heavy spring pruning is advised. Freeze back is normal since it is a subshrub; don't like dry exposed areas. Iron chlorosis can be a problem. Cultivars include: 'Anthony Waterer' (deep rose pink flowers), 'Crispa' (rose-pink flowers; deeply toothed and wavy margined leaves), `Dart's Red' (deep red flowers fading to rosy pink; branch sport of `Anthony Waterer'), 'Froebels' (deep pink flowers; hardiest), 'Goldflame' (fading pink flowers; foliage mottled with red, copper and orange in spring and again in fall), 'Goldmound' (pink flowers; yellow to yellow-green color), `Gumball' (compact selection of `Froebels'), `Limemound' (lime green leaves; deep pink flowers).
Japanese White Spirea- Small shrub, 12-18", upright branching; 2" long leaves with clusters of white flowers in mid summer. Blooms on new growth; cut back in the spring. Fritschiana Spirea (compact, 2-3', mounded shrub; dark green leaves and flat top clusters of white flowers).
Japanese Spirea-Good cultivars include: Dakota Goldcharm (compact dwarf, yellowish foliage and pink flowers), Daphne (similar to `Little Princess' but less vigorous and more susceptible to iron chlorosis), `Little Princess' (small dark green leaves with red tips; rose-pink flowers. Compact mound shape; good fall color), Golden Princess (larger in size; shoots emerge reddish-bronze and mature to a yellowish green; pink flowers), `Magic Carpet' (reddish bronze in spring and fall; deep pink flowers), `Neon Flash' (more vigorous and larger; bright red flowers. New leaves have a tinge of purple; maturing to green), `Norman' (compact growth; rosy pink flowers; purple to red fall color), `Shirobana' (deep green leaves; rose, pink and white flowers on same plant).
Snowmound Spirea-Small dull, blue green leaves and 2-4' tall; early clusters of white flowers, not always densely produced. Twig dieback and freeze back commonly occur. `Halward's Silver' (more compact and dense; slightly hardier). `June Bride' (new cultivar).
Gro-Low Sumac-Dense compact shrub with wide spreading habit; semi-glossy foliage. Aromatic small yellow flowers; red hairy fruits. Female plant. Red fall color; drought tolerant. Hardy.
Dwarf Viburnum-Compact mounded shrub with medium coarse foliage; seldom flowers or fruits. Severe leafspot problem; resistant to aphids. Shade tolerant; doesn't like wet poorly drained soil.
Yucca-Desert like plant. Narrow, spiny spike-like gray-green leaves; showy greenish white flowers on tall stalk. Hot dry sites; keep kids away. Accent plant; use in rock gardens.
Azalea-Glossy green leaves and showy colorful flowers. Prefers cool moist well drained acidic soil and partial shade; plant into peat and use acid fertilizer. Borderline hardiness. Mollis Hybrid (suffers winter damage; flower buds not as hardy as `Northern Lights'), `Lights' series includes: `Golden Lights' (yellow fragrant flowers), `Northern Hi-lights' (creamy white with yellow upper lips), `Northern Lights' (most reliable; rosy-pink flowers), `Orchid Lights' (bushy semi-dwarf; lilac color), `Rosy Lights' (Fragrant dark rosy-pink), `White Lights' (large fragrant white blooms with yellow center), PJM Rhododendron- (hardy but succumbs quickly to root rot in heavy poorly drained sites; plant in slightly raised bed. Lavender flowers and dark green leaves; evergreen. Better bloom if protected from winter sun). Haaga Rhododendron is a new introduction from Finland; has evergreen foliage, an upright growth habit and dark pink flowers. Borderline in hardiness; trial planting.
with questionable foliage quality and coarse growth habit; best grown in masses. Small
yellow flowers and showy red fruit clusters; good red fall color. Emerald Carousel
Barberry- Growth habit of the Japanese Barberry and 4-5' high; hardiness, flowering
and fruiting of Korean Barberry. Good red fall color.
Dwarf Burning Bush-(Dwarf Winged Euonymus)-More compact, finer textured, and lower growing than Winged Euonymus; frequent severe winter dieback. Good fall color. Not recommended.
Bailey Compact American Cranberrybush (Compact) has an upright globose dense growth habit; red growing tips. Clusters of white flowers and red drupes; very shy fruiter. Good in semi-shaded areas; likes moist soil. Slow growing; excellent reddish-orange fall color. Mite problem; leaves curl with a white fuzzy growth, eventually turning brown. `Alfredo' (denser and slightly more broad; fruits quicker; excellent fall color). Compact European Cranberrybush-Very dense. More spreading, fruits earlier and heavier than American cultivars. Single white flowers; highly unpalatable red fruits. Poor fall color. Dogwood Borers and particularly Snowball Aphids, are a problem.
Alpine Currant-Upright, 4-6', compact shrub with dull dense dark green foliage; fine textured. Shade tolerant but mildew can be a severe problem; mites. `Green Mound' (denser, smaller and very compact). `Schmidt' is a compact form; slightly smaller than `Green Mound'. Dakota Gooseberry-Dense, 4', hardy shrub with semi-glossy foliage; scattered thorns and purple fall color. May be defoliated by imported currant worm. Golden Currant has fragrant yellow flowers, 4-6', and very susceptible to premature defoliation.
Dwarf Honeysuckles-Aphid resistant; medium textured. Yellowish-white flowers; deep red fruits. `Emerald Mound' (mound shaped; brighter green foliage than `Clavey's Dwarf' and `Miniglobe'. May freeze back quite severely), `Miniglobe' (superior to `Clavey's Dwarf' in form, compactness and foliar color; mound shaped and hardy). `Sweetberry' has dull foliage, yellowish-white flowers, blue edible berries and good density.
Hydrangea (Snowhill)-Many stemmed with large leaves and coarse texture; flat-topped white flowers. North site out of strong wind; high moisture requirement. Cut back at least 1/3 in the spring; flowers on new growth. Chlorosis can be a problem. `Annabelle' (very large infertile, rounded masses of flowers; more upright flower stems. Best). PeeGee Hydrangea-Upright leggy shrub with 2 to 5 thick stems. Conical flower heads with almost all sterile florets in late summer; take on a pink cast as they age. Prefers good moisture and semi-shade. Chlorosis can be a problem. Partially cut back laterals in spring to get larger blooms. Angel's Blush Hydrangea is a panicle selection with flowers turning from white to pink to dark pink by seasons end. `Pink Elf' is a selection of Bigleaf Hydrangea; compact growth habit with pink flowers.
Dwarf Korean Lilac (Palibin Dwarf)- Slow growing mound shaped shrub with small rounded, wavy leaves; lavender flowers in early June with a second light bloom later. Fade quicker than `Miss Kim'; blooms at a young age. Full sun and good drainage. Bronzy-purple fall color; doesn't sucker. `Tinkerbelle' is a Neal Holland introduction. Its growth habit and flowering time are similar to Dwarf Korean; flowers are a deeper pink in color.
Hardy Shrub Roses-Single, semi-double or double flowers. Hardy but some may freeze back. Some sucker; iron chlorosis can be a problem. Plant in full sun for best bloom, stronger stems and less disease. Cultivars include: `Adelaide Hoodless' (3-4'; glossy foliage. Large clusters of semi-double, scarlet, recurrent flowers; may partially freeze back; Vigorous but has a Blackspot problem), `Bonica' (may freeze to ground level or totally freeze out; everblooming), `Champlain' (3'; tend to die back to crown each winter. Everblooming, double, bright red flowers; disease resistant), `Cuthbert Grant' (2-3'; recurrent, semi-double, dark red flowers. Lacks vigor; dies back each winter), `Hansa' (5-6'; Rugosa rose. Semi-double, very fragrant rose colored flowers; recurrent bloom. Large orange-red hips; leggy. Galls on stems), `Henry Kelsey' (best climber; clusters of double, recurrent, red flowers), `Hope for Humanity' (1 1/2- 2'; double, red, recurrent flowers), `J. P. Connell (3-5'; recurrent, double, pale yellow flowers. Dies back in winter), `Morden Blush' (2 1/2'; ivory white with a pinkish blush; recurrent bloom. Fairly tolerant of hot dry conditions; may die back in the winter), `Morden Centennial' (4-6'; may freeze back. Double, pink, recurrent flowers; good mildew resistance), `Morden Fireglow' (1 1/2- 2'; double, scarlet-red, recurrent flowers), `Morden Ruby' (2-3 1/2'; double, deep rose, recurrent blooms), `Prairie Joy' (5'; double, pink, non-recurrent flowers. Very attractive foliage; good disease resistance), `The Hunter' (4'; recurrent, double, red flowers; dies back each winter), `William Baffin' (recurrent, double, pink climber; flowers in clusters; very vigorous climber), and `Winnipeg Parks' (2'; semi-double, rose-red, recurrent flowers. May freeze back in the winter; some disease resistance).
spreading shrub with pendulous branches (4-5'); denser and not leggy like `Van Houtte'.
Self facing shrub. Single white flowers; late May. Blooms on old wood; don't prune in
spring. Best white flowering spirea; hardy. `Fairy Queen' and `Swan
Lake' (smaller and more compact; more self-facing). Snowhite
Spirea-Vigorous medium sized shrub; light pale green leaves. Hardy.
Weigela-Coarse rough hairy leaves; dull gray brown twigs. Funnel shaped flowers in spring. Often freezes back; blooms on new growth. Borderline hardiness. Cultivars include: `Java Red' (pale pink flowers; deep green foliage flushed with red), `Minuet' (compact rounded form; purple tint on leaves; red-lilac flower with yellow throat. One of the hardiest dwarfs), `Polka' (2-3'; pink flower with yellow throat; long bloom period), `Red Prince' (upright habit reaching 3-5'; best to try. Deep red flower color which doesn't fade; may rebloom ).
Buffaloberry-Grayish-green leaves and spiny branches; spreads by suckers forming thickets. Small orange-red fruits; tart but edible. Drought and alkaline tolerant; very hardy. Good for wildlife plantings.
Nanking Cherry-Upright spreading shrub; medium texture. Small pinkish-white flowers; bright red tart edible fruits. Bird love fruits. Rabbits can be a problem. Need two plants for pollination. Often short lived.
shrub with glossy dark green holly-like leaves and white flowers; suckers. Large clusters
of purplish-black fruits; attracts birds. Good red fall
color; hardy but not highly drought tolerant. Glossy Black , `Autumn Magic'
and `Viking' (not fully evaluated here).
Hedge Cotoneaster (Peking)-Very attractive dark glossy green leaves and bluish-black fruits; good red-orange fall color. Don't use as a hedge because of Fireblight; other problems include: Oystershell Scale, Leaf Crumpler, Pear slugs. Chlorosis may occur in alkaline soil sites.
red twig color; dense, compact and slow growing. White flowers and white fruits. Tolerates
poorly drained soil; becomes large with age. Scales and leaf spot can be a problem. Gray Dogwood has a large number of showy white
flowers and white fruits on red stems; gray bark. Wide spreading habit with light green
leaves and purple fall color.
leaves irregularly edged with white; dark red-purple bark. Likes high moisture; cut back
every few years to rejuvenate. Ivory Halo- (finer textured, fuller, better twig
color and more compact). Mottled (`Gouchaultii')
is similar to Variegated with yellow and rose leaf margin; broader shape. Prairie
Fire Golden Dogwood is a Canadian introduction with golden leaves and red twigs.
yellow-green twigs and young branches; lose color with
age. Cut back to rejuvenate; likes moisture. Grow on north or east for best twig color.
Susceptible to winter burn or sunscald; needs winter shade. Scales and canker can be a
problem. `Bud's Yellow' (appears to be more resistant to dieback and canker). `Silver and
Gold' (yellow stems with creamy-margined, variegated leaves).
growth habit; yellow flowers appear before leaves.
Spring frost may damage flower buds. Don't like wet areas. Cultivars which are more
reliable flowering, hardier and very similar include: `Meadowlark' (8-11';denser growth
habit) and `Northern Gold' (smaller in size).
Miss Kim Lilac-More
upright and larger, more pointed, wavy leaves than Palibin Dwarf (Dwarf Korean) Lilac;
also larger in size, more fragrant and better quality light lavender blooms. Self facing;
flowers fade. Doesn't sucker; purplish bronze fall color.
Slow growing but capable of getting large; retains density.
green leathery foliage; fairly compact and dense for a
mockorange. Very showy white single fragrant flowers;
self facing. Leafspot may cause severe injury. Best of the Mockoranges. `Buckley's Quill'
(fragrant, double white flowers; quill-like flower petals). `Snow Goose' (fragrant, double
white flowers). `Blizzard' has clusters of single white flowers; fragrant. Has upright
growth habit; hardy.
Dwarf Ninebark- Fine textured and fairly dense, but tends to open with age. Slow growing; white flowers. Winter dieback may occur during drought conditions. Tolerates partial shade; chlorosis may occur in alkaline soil. `Snowfall' (more compact green leafed form of Common Ninebark with larger, more showy flowers; larger and coarser than Dwarf). Yellow or golden-leaved cultivars, which tend to fade in summer, include: Golden Ninebark has best color in full sun. `Darts Gold' (slightly more compact). `Nugget' (slower growing; dense and not as coarse). `Diablo' (Purple-leaved cultivar).
Double Flowering Plum (Rose Tree of China)-Early double pink blooms; medium textured foliage. Use plants on own roots; full sun for best flowering. Fairly good fall color. Hardiest and best flowering plum.
Sandcherry (Prunus cistena)-Purple-red foliage and small pink flowers. Upright open
plants; tends to die out in center with age. May winter kill in exposed areas; tends to be
short lived. Tip dieback is common; regular pruning is needed. Don't use in hedges. Iron
chlorosis can develop; color accent plant.
Ash Leaf Spirea (Ural False-Spirea)-Coarse with upright
stems; suckers. Early to leaf in spring; stem tops naturally die back. Foliage similar to
Mt. Ash. Terminal large clusters of white flowers fading
to brown; panicles must be removed before spring. Tolerates shade; poor growing
conditions. Questionable landscape value.
Van houtte Spirea-Arching
branches with clusters of white flowers; don't prune in
spring. Heavy snow may break down branches. Prefers above average moisture; iron chlorosis
and rabbits can be a problem. May become leggy and require rejuvenation. Over used. `Renaissance' (more disease resistant foliage).
Dwarf Blue Leaf Arctic Willow-Deep purple to brown stems; slender leaves and very fine, bluish foliage. Subject to summer and winter desiccation dieback. Very susceptible to drought; good for wet areas. Chlorosis can be a problem; don't use for hedging. Compact Purple Willow (Slender Purple Osier Willow) is not as fine textured. Larger; does better here. Blue Fox Willow-medium sized, upright globe shaped shrub; medium texture. Blue-gray foliage. Questionable value; has not done well locally. Goat Willow (French Pussy Willow) is very large but not hardy; terrible winter dieback. Daphne Willow is a good substitute; large showy catkins. Japanese Fantail Willow is very large with twisted, distorted branches; male clone with 1" catkins along purplish stems. Hardiness ?? `Hakuro Nishiki' has a rounded shape with green leaves splashed with white and pink (spring). Best in partial shade; hardiness is questionable. Polar Bear Willow has rounded leaves; very hardy.
Arrowwood Viburnum-Vigorous upright coarse shrub; glossy dark green leaves. Clusters of small white flowers and shinny bluish-black fruits; good bird food. Partial shade; likes good moisture. Red to yellow fall color; does poorly in droughty or alkaline sites. Chicago Lustre (very glossy foliage; winter hardy in NDSU trials). Autumn Jazz and Northern Burgundy (not adequately tested here).
Common Caragana (Siberian Peashrub)-Large fine textured shrub with a coarse growth habit; yellow pea-like flowers. Leggy unless pruned when young; drought and alkaline tolerant. Foliage darkens and becomes duller as season progresses; leafspot and/or insects cause early leaf drop. Leafhoppers, Mites and Blister Beetles. Rarely recommended for ornamental planting. Following cultivars can be grafted onto Common Peashrub but suckering occurs: `Pendula' (weeping form), `Walker' (very fine leafed; weeping form; sprawling shrub). Russian Peashrub-bushier, more compact and darker green leaves but it suckers. More resistant to insects and disease.
American Cranberrybush Viburnum-Upright growing shrub for sun or partial shade; flat clusters of white flowers and red fruits. Good for jelly or birds. Excellent red-orange fall colors. Most Viburnums don't perform well in dry, highly stressful sites. Good resistance to Honeysuckle Aphid. `Wentworth' (larger fruits). European Cranberrybush Viburnum-similar in size and shape with smaller clusters of red fruits; highly unpalatable. Poor fall color; serious Snowball Aphid problem. `Roseum' (Snowball)-Large, fully round clusters of showy white sterile flowers; no fruits. Severe Snowball Aphid problem. Poor fall color; likes moisture.
Sargent Cranberry-slightly larger shrub; larger flowers and large red fruits. Yellowish-red fall color; quite resistant to aphids. `Onondaga' (purplish tinged leaves, few fruits and red fall color; smaller).
Pagoda Dogwood-Large shrub/small tree which produces branches in irregular layers; oriental look. Alternate leaves, pale yellow flowers and blue-black fruits. Slower growing than other dogwoods. Drought causes dieback; likes moist, cool (mulched) soils that are neutral to acidic. Not well adapted for our area.
Redosier Dogwood-Clusters of small white flowers and white berries; horizontal stems layer. Coarser texture, broader and has duller red twigs than Siberian Dogwood. Leggy; need to cut back every few years to keep good bark color. Fall color in full sun. Likes moisture; leaf spot and scales can be a problem. `Baileyi' (larger, more upright branched and has duller brownish-red bark than Redosier Dogwood; light bluish fruits; likes moisture; non suckering). `Cardinal' (brighter twig color; rank, open and poor fall color).
Siberian Dogwood-More upright growing shrub with brighter red twig color; light bluish white fruits. Needs to be cut back every few years; young twigs have best color. Slower spreading; prefers cool moist soil conditions. Produces light bluish fruits. Superior to Redosier, Bailey, and Cardinal. `Coral Beauty' (brilliant red twig color but very susceptible to leafspot and aphids which reduces its usefulness. `Siberian Pearls' has good red stem color; white flowers followed by white fruits that age to blue.
American Elder -Coarse open growth; tends to sucker. Needs considerable pruning and rejuvenation if used in landscape. Fast growing with large clusters of white flowers; edible purple-black fruits. Needs adequate moisture or stems dieback severely. Landscape use doubtful. `Adams' (large clusters of large blue-black berries). `York' is larger; fruit matures earlier. Golden Elder-Yellow-green foliage; full sun for best color. Sometimes used for accent. European Red Elder (highly susceptible to wilt) `Golden Locks' has golden finely dissected leaves. `Guincho Purple' has purple leaves. `Madonna' (leaves are bordered with a golden yellow margin)
upright shrub with coarse textured foliage and pinkish
colored fruits; twigs and branches winged with four
corky ridges. Fall color best in full sun. Nordine
Winged Euonymus (Korean Strain)-Smaller, denser, and more fruitful; branches closer to
ground. Scarlet-red fall color. Best because it is definitely more winter hardy.
Arnold Red Honeysuckle-Upright growing with pale green leaves, rose-pink flowers and red fruits; become open and leggy if not pruned. Aphid resistant. `Honeyrose' (aphid resistant; rose-pink flowers and red fruits. Better plant habit and bloom than Arnold Red).
Juneberry (Saskatoon Serviceberry)-Upright spreading large shrub/small tree which suckers. Early white flowers; dark blue edible fruits which attract birds. Yellow fall color. Difficult to propagate except by sucker shoots. Cultivars include: `Honeywood' (flowers early; large fruits and berry clusters), `Northline' (high yielding with large fleshy, full flavored, sweet fruits; upright growing, slightly spreading and vigorous), `Regent' (compact growing with excellent foliage; poor fruit yield), `Smokey' (very sweet, mild flavored quality, large fruits), and `Thiessen' (low yielding; lack full flavor).
(Persian) (Rouen)-Medium fine textured foliage, compact growth and non suckering;
large lavender-pink or white fragrant flower panicles. Late May-early June; heavy bloomer.
Prune just after flowering; lilacs are slow to bloom. Like full sun and well drained soil;
very hardy. Best lilac for borders, hedges, masses, and screens. High recommendation.
`Saugeana' (lilac red flower color).
Common (French Hybrid) Lilac-Large upright shrub with medium texture; leathery foliage. Large fragrant lilac colored flower panicles; suckers badly. Tend to be leggy; prune just after flowering. Likes full sun and well drained soil; no fall color. Lilac Borers can be a problem. Cultivars may be single or double flowering; many don't sucker: `Charles Joly' (double magenta; very fragrant), `Ellen Willmott' (double white), `Little Boy Blue' (much smaller; single blue), `Ludwig Spaeth' (single purple), `Mme. Lemoine' (double white), `Monge' (single purple), `President Lincoln (single blue; very fragrant),`Sensation' (single purple with white edge), `Wedgewood Blue' (much smaller; single blue).
Hyacinth Flowered Hybrid Lilacs-Broad ovate leaves; fragrant flowers. Bloom before Common Lilac. Very hardy. Cultivars include: `Mount Baker' (single white flowers), `Pocohantas' (single reddish-purple flowers), `Sister Justina' (single white flowers). Korean Early Lilac-Lavender flower color; thick leathery leaves often develops red-purplish fall color. One of the parents of Hyacinth Flowered Hybrids.
Preston Hybrid Lilac -Ruffled long narrow leaves; blooms a few weeks after other lilacs. Flowers tend to fade rapidly; fragrance varies. Don't sucker; hardy. Cultivars include: `James McFarlane' (single pink flowers), `Minuet' (light purple flowers; dark green foliage. Slower growing; one of the best), `Miss Canada' (pink flowers; slower to fade. One of the best; fragrant). Late Lilac -Large coarsely veined leaves; showy dark purple buds fade rapidly to pink when opening. One of parents of Preston Hybrids.
Compact Amur Maple (Bailey's Compact)-Dense, compact mounded to globe form of the Amur Maple. Slow growing but will eventually get large; scarlet-red fall color. `Emerald Elf' (very slow growing; less globe-like, more uneven form).
Golden Mockorange-Yellow to yellow-green foliage; best in full sun. Color fades in the summer; margins brown in hot weather. Becomes tall and leggy without pruning. Accent plant; don't overuse.
Upright, tall, leggy shrub of medium-coarse texture and open habit; bare at the bottom.
Poor quality foliage. Only value is large fragrant, white semi-double flowers. Quite hardy. Overused. `Minnesota Snowflake' (slightly less leggy; double flowers
and more floriferous.
Nannyberry Viburnum- Medium coarse-textured, semi-glossy leaves and small creamy-white flowers. Clusters of oval drupes that ripen to black; edible but mostly seeds. Sun to partial shade; withstands drought and alkaline soil fairly well. Purplish-red fall color; native. Can be pruned to form a small tree.
and hardy. Coarse growth habit; suckers will produce a thicket if not controlled. Large,
glossy, pinnate leaves; smooth branches. Beautiful
purplish red fall color; velvety deep red fruits. Fair
drought tolerance. Separate sexes; females have seeds. Cutleaf
(similar with finely divided leaves; less vigorous. May have some winter dieback).
`Morden' (smaller; slower growing; bright red seed heads).
Tamarisk-Tall leggy shrub with scale-like foliage; large clusters of tiny pink flowers (August). Does well in sterile sandy soils; also saline soil. Likes full sun; flowers on new growth. Stems may freeze back in severe winters; Bare root difficult to transplant. Hard to use in landscape; leaf texture doesn't blend well with other plants. `Cheyenne Red' and `Summerglow' (deeper pink flowers).
Wayfaring-tree Viburnum-Upright shrub with wrinkled coarse textured foliage; small white flowers and red fruits ripening to black. Birds like fruit. Retains leaves to late Nov. Dieback may occur if drought stressed. `Mohican' (more compact, denser, and a little smaller; thick dark green foliage. Fruits maintain red color for longer time before turning black. Likes a little extra water). Emerald Triumph Viburnum is similar to `Mohican' but has glossier foliage; more compact rounded growth habit.
growth habit; glossy green foliage and red berries
turning black. Thornless; high moisture needs. May have some winter dieback due to drought
stress. Cankers get into winter injury areas; borderline in hardiness. Not recommended for
use in hedges or as screen. `Tallhedge' is essentially
identical. Fernleaf (upright spreading form with very narrow fine textured leaves).
|Todd Weinmann, Extension Horticulturist & Master Gardener Coordinator|
|Phone: (701) 241-5707|
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