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Cornell University

Cultivars

Showing 2,101-2,130 of 2,655 items.
Cultivar NameNotes
 
Tiger Eyes'Tiger Eyes' (a.k.a. 'Balitiger') - dwarf form; deeply dissected golden leaves; purplish branches and stems; matures to 6’ tall and wide; orange and scarlet fall color
Aureum'Aureum' - old cultivar; yellow foliage that develops best in sun; intensity of the color may diminish in summer
Europa'Europa' - densely branched; grows to 8' tall; plant that bears handsome foliage
Green Jeans'Green Jeans' (a.k.a. 'Spreg') - good leaf retention; 3 - 5' tall plant has healthy leaves all season
Green Mound'Green Mound' - dense dwarf form, grows to 3' tall
Nana'Nana' - dense dwarf form, grows to 3' tall
Compacta'Compacta' - dense dwarf form, grows to 3' tall
Pumila'Pumila' - dense dwarf form, grows to 3' tall
Frisia'Frisia' (a.k.a. 'Aurea') - foliage emerges golden yellow, dulls in summer heat; red spines on new shoots; vigorous grower to 30' - 50' tall
Idaho'Idaho' - possibly an R. x ambigua selection; tolerates difficult cultural conditions; cold tolerant to zone 3-4; rosy-pink blooms; grows to 40' tall x 30' wide
Purple Robe'Purple Robe' (a.k.a. 'Rouge Cascade', 'Casque Rouge', 'Pink Cascade', 'Red Cascade') - possibly an R. x ambigua selection; compact rounded form; rose-pink flowers; grows to a 40' tree; new growth emerges bronzy-red and retains some undertones of this color into summer; forms fewer seeds than the species; flowers slightly earlier in the season
Pyramidalis'Pyramidalis' (a.k.a. 'Fastigiata') - strongly upright, fastigiate, spineless form; grows to 50' tall x 15' wide
Semperflorens'Semperflorens' - sporadic bloom after the initial late-spring flush
Umbraculifera'Umbraculifera' - dense, umbrella-like, dwarf form; grows to 20' tall; produces few or no thorns; flowers very sparsely; prone to damage from ice and borer insects
Twisty Baby'Twisty Baby' (a.k.a. 'Tortuosa', 'Lace Lady') - twisted, contorted branches and stems; often grafted; usually do not exceed 10' in height; flowering is sparse or non-existent
Chicago Blues'Chicago Blues' (a.k.a. 'Benjamin') - upright form with an oblong crown; thornless; blue-green foliage; grow to 50' tall x 35' wide
Inermis'Inermis' - thornless variety
var. scandensvar. scandens - more graceful and arching than species
Alba'Alba' - single white blooms; extended bloom period; develops good orange-red fall color; ample fruit production
Alboplena'Alboplena' (a.k.a. var. albo-plena) - double white blooms; resistant to leaf diseases; produces no hips (fruit)
Blanc Double de Coubert'Blanc Double de Coubert' - semi-double blooms; healthy disease-resistant foliage; yellow fall color; forms little or no fruit; may need rejuvenative pruning to correct legginess
Frau Dagmar Hastrup'Frau Dagmar Hastrup' (a.k.a. 'Frau Dagmar Hartopp') - dense, compact form; profuse amounts of single pink blooms; large, early, persistent hips; grows to 4' tall; unsurpassed disease resistance
F.J. Grootendorst'F.J. Grootendorst' - double, pink-red blooms; not reccommended due to significant disease issues
Grootendorst Pink'Grootendorst Pink' (a.k.a. 'Pink Grootendorst') - dwarf form; not recommended due to disease problems; clustered small, double pink blooms; grows to 3' tall; repeat flowering and less fruit production than other forms
Hansa'Hansa' - semi-double purple-red, fragrant flowers; orange-red hips; disease-resistant foliage; good fall color; may become leggy; grow to 6' tall
Jens Munk'Jens Munk' - semi-double pink blooms with a yellow center; flowers are less fragrant; sparse fruiting; grows to 4' tall and wide
Therese Bugnet'Therese Bugnet' - a hybrid; double pink, fragrant bloom; produces little or no fruit; slightly susceptible to leaf diseases; grows to 6' tall; attractive red canes in winter, stems are prone to attack by a girdling insect
Topaz Jewel'Topaz Jewel' - double yellow blooms over an extended period; resistant to leaf diseases; grows to 5' tall and wider; seldom fruits
Agnes'Agnes' - fragrant pale lemony-apricot blooms
Foxi Pavement'Foxi Pavement' (aka: Buffalo Gal, Foxi, Foxy Pavement, Luberon) - deep pink, fragrant blooms; improvement on Frau Dagmar Hastrup; suitable for tough conditions; dark red rose hips; grows to 4', disease resistant, repeat bloomer