‘Manteau d’Hermine’ P. x lemoinei  A low growing, graceful mound that is loaded with loaded with fragrant double, creamy-white flower in early summer. Its fine texture, red buds and fragrant flowers make for a wonderful landscape plant. One of our favorites. Zone 4, 2-3 feet Full Sun   (Discontinued)

'Minnesota Snowflake'

(P .virginalis) Fragrant, double, white flowers and clean foliage on an upright habit. Very hardy.

Zone 4, 6-8 feet, Fragrant, gr 1.5, Full Sun (Discontinued)

 'Snowbelle'   

After evaluating some 50 Mock orange cultivars at the Boskoop Research Center, ‘Snowbelle’ was the clear winner. A low grower, with a compact habit , this plant loaded with fragrant double, pure white flowers! Only one problem, you can’t import Philadelphus from Europe. Come to find out this compact beauty was developed in Canada, so now we have it. You’ll love this plant! Zone 4, 3-4 feet, Fragrant, gr 1, Full Sun

 ‘Snow Dwarf’

A new Canadian selection noted for its dwarf habit and abundance of fragrant flowers. Flowers are pure white, up to 1.5” in diameter. A great small border shrub. Developed by AGR Canada in Ottawa so you know it’s hardy. NATIVE: North America.Zone 4, 2-3 feet, gr 1,  Full Sun

'Snow Velvet'

(P. lewisii) Large, sweetly scented, semi-double white, 3" flowers cover this magnificent shrub in late spring. Will often repeat bloom. Selected from the wild in the Cascade Mountains of Oregon. Zone 4, 5-6 feet, Fragrant, gr 1, Full Sun (Discontinued)

  'Variegatus'  

(P. coronarius) This plant has perhaps the best variegation that can be found on a flowering shrub. The creamy white margin is even and consistent, contrasting wonderfully with the bright green center. Fragrant white flowers in spring. Performs best in partial shade. Zone 5, 3-4 feet, Fragrant, gr 1, Partial Shade

Physocarpus

Ninebark

Family: Rosaceae (Physocar-pus : Bladder-fruit)

‘Dart’s Gold’

A gold leafed form to complement Summer Wine.  This plant is lower growing than Nugget but not as well branched or as uniform.  Leaves mature to lime green. NATIVE: North America. Zone 3, 4-5 feet, gr 1,

SUMMER WINE™
(P. opulifolius ‘Seward’ PPAF, Candian PBRAF )
An exciting new and improved Ninebark with neat compact branching and fine deeply cut, dark crimson-red leaves. A heavenly hybrid which combines the fine texture and compact branching of Physocarpus ‘Nana’ with the dark foliage of Diabolo. It requires little pruning to make a salable plant and it presents better in a pot. This native variety has pinkish-white, button-like flowers in mid-summer. It is very showy and extremely hardy. Prized as a landscape shrub and as a cut flower.  AWARDS: Forthcoming. NATIVE: North America. Zone 3, 5-6 feet, gr 1, Full sun

DIABOLO™  

(P. opulifolius 'Monlo' pp#11211)

A very large shrub from Germany with attractive dark purple leaves. Pinkish-white, button-like flowers in mid-summer.  Developed by Kordes Nursery and introduced by Monrovia Nursery. . Zone 3, 6-12 feet, gr 1, Full Sun

‘Nugget’

(P. opulifolius)  This native American shrub makes the perfect complement to Diabolo. Leaves emerge a deep golden yellow then mature to a lime green in summer. Considered the best gold leaved ninebark. Introduced by North Dakota State University. Zone 3, 6-8 feet, gr 1, Full Sun, Partial Shade

Picea

Spruce 

Family: Pinaceae

(Pi-cea: ancient  Latin name)  

Picea abies ‘Little Gem’
A small, dwarf, rounded globe that resulted from a witches-broom on ‘Nidiformis’.
Zone 2, 1-2 feet, gr 2

Picea abies 'Nidiformis'

The original Birds Nest Spruce. Horizontal branches on a flat topped, spreading form. AWARDS: AGM

Zone 2, 2-3 feet, gr 2, Full Sun

Picea glauca 'Conica'

Dwarf Alberta Spruce is a dense, slow growing, pyramidal evergreen with bright green needles. AWARDS: AGM

Zone 2, 6-8 feet, gr 2, Full Sun

Picea mariana 'Nana'

A slow growing dwarf, mounded plant with dense branching and beautiful gray-green foliage. AWARDS: AGM

Zone 2, 12-24 inches, gr 2, Full Sun  (Discontinued)

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Potentilla  fruticosa Click Here to Learn More!

Bush Cinquefoil 

Family: Rosaceae

(Potentil-la: Greek potens meaning powerful, from reputed medicinal qualities. Fruticosa: meaning shrubby or bushy)

'Abbotswood'

White flowers from spring until fall, on a compact and dense plant with blue-green foliage. Hybridized by Fred Tustin, Abbotswood, England Zone 2, 2-3 feet, gr 1, Full Sun

'Apricot Whisper'

Apricot flowers, light green foliage and an oval habit. Developed by Fred Lenz of Manitoba, Canada. Zone 2, 2-3 feet, gr 1, Full Sun  (Discontinued)

DAKOTA SUNSPOT

(P .fruticosa 'Fargo') Perhaps the best Potentilla! A compact spreading form with vivid yellow flowers from late spring until frost. Developed by A. A. Boe of NDSU  Zone 2, 2-3 feet, gr 1, Full Sun

'Gold Drop'

Large, Intense yellow flowers on a bushy compact plant. Considered one of the best. Collected in Tibet by R. Farrer in 1916. Zone 2, 2-3 feet, gr 1, Full Sun

'Goldfinger'

Large, deep yellow flowers borne in large numbers all summer long. Dark green foliage and a rounded habit add to its appeal. One of the best from H. Knol of Holland. AWARDS: AGM, PSC Zone 2, 2-3 feet, gr 1, Full Sun

'Gold Star' 

Very large, deep yellow flowers, silver green foliage and spreading habit. Developed by J. Hachmann in Germany.

Zone 2, 2-3 feet, gr 1.5, Full Sun  (Discontinued)

MANGO TANGO™
(Potentilla fruticosa 'Uman' pp# 12,258) Mango-orange and red bi-colored flowers on a plant with dense and compact growth. The flower color is best during the cool periods of spring and autumn and will fade to yellow in the summer. Still a great little plant for the perennial border. A University of Manitoba introduction. Patent / Trademark tag required. NATIVE: North America. Zone 3, 2 feet, gr 1,

'McKay's White'

Creamy white flowers and no seed heads. Introduced by McKay Nursery.

Zone 3, 2-3 feet, gr 1, Full Sun NATIVE: North America.

'Pink Beauty'

(PP# 9874) A clear pink with semi-double flowers, that's claimed to hold its color in the summer. Earning rave reviews in Canada, this could be the one. It has a globe shaped habit and dark green leaves. Developed by F. Lenz of Manitoba, Canada. Zone 3, 2-3 feet, gr 1, Full Sun Partial Shade NATIVE: North America.

'Pink Whisper'

A very nice plant! White flowers blushed with deep pink and an oval habit. Developed by F. Lenz of Manitoba, Canada. Zone 3, 2-3 feet, gr 1, Full Sun Partial Shade  (Discontinued)

‘Sommerflor’

An impressive new, long blooming German cultivar with eye-catching bright yellow blooms. Blooms strong from mid-summer until frost. A light shearing increases the quantity of flowers. Looks particularly good in the heat of summer when others tend to look spent. NATIVE: North America. Zone 3, 3 feet gr 1, Full Sun  (Discontinued)

 'Sundance'

Delightfully doubled, butter yellow flowers cover this globular plant . Pleasing light green leaves. Yet another F. Lenz introduction. Zone 2, 2-3 feet, gr 1, Full Sun  (Discontinued)

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Prunus 

Family: Rosaceae

(Pru-nus: classical name for plum)

x cistena

Purple leaf sand cherry has deep burgundy foliage, small pink flowers on an upright shrub.

Zone 3, 6-8 feet, gr 1.5, Full Sun   (Discontinued)

'Gus Mehlquist'

P. pumila var. depressa. A dwarf Eastern sand cherry  selected by the Arnold Arboreturm. White bloom in spring followed by black cherries in summer. 

Zone 4, 6-12 inches, gr ,1 Full Sun    (Discontinued)

'Rosea Plena' Dwarf Flowering Almond

(P. glandulosa) Memories of Grandma flood back with this old time favorite. Double, pink blooms line the stems in early spring. Zone 4, 3-4 feet, gr 1.5, Full Sun  (Discontinued)

‘Schipkaensis’
(Prunus laurocerasus) This Eastern European selection of cherry laurel is considered the hardiest of them all. Attractive, glossy evergreen foliage and abundant white bottlebrush flowers in spring. Discovered in Bulgaria by Spath of Berlin. AWARDS: AGM. Zone 5, 4-6 feet, gr 1.5,  (Discontinued)

Pterostyrax  

Pterostyrax hispida

In early summer, fragrant, creamy white flowers are borne in suspended clusters 4 to 9 inches long. These are followed by fuzzy seedpods that persist on the branches well into the winter. A large shrub or small tree native to China and Japan. This plant deserves much more attention than it receives. Zone 4, 12-20 feet gr 1, Full Sun, Partial shade  (Discontinued)

Pyracantha  

Firethorn

Family: Rosaceae

(Pyracan-tha: Greek meaning fire and thorn)

‘Red Cushion’

We discovered this plant in at a research station north of Hamburg, Germany in a fire blight evaluation plot. This plant was the standout. Not only was it impeccably free of disease, it was also the best looking plant in the trial. A neat compact habit with tight branching. A blanket of white flowers in spring. Slow to flower. Dark red fruit in autumn. Does not fruit well as a young plant.

Zone 6, 3-4 feet, gr 1, Full Sun

a I b I c I d I e I f I g I h I i I k I L I m I p I r I s I t I v I w

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