Landscape Shrubs (M-R) by Common Name

Common Name	Scientific Name	Comments
Manhattan Euonymus	Euonymus kiautschovicus 'Manhattan'	Size: large (10' tall by 10' wide) broadleaf evergreen Culture: sun; adaptable to many soils Disease/insect: none significant Use: evergreen screen or wide hedge
Mockorange	Philadelphus coronarius	Size: large (10' tall by 8' wide) deciduous shrub Flowers: very fragrant white flowers in May (after leaves) Fruit: not significant (dry capsule) Fall color: none Culture: full sun; very tolerant of soils once established Disease/insect: none serious Use: shrub border
Mugo Pine	Pinus mugo	Size: can be confusing; species is fairly large (12' tall by 15' wide); most in trade are dwarf forms (2' tall by 4' wide) Needles: 2 needle pine Culture: full sun; drought tolerant once established Disease/insect: none serious Use: groundcover Cultivars: many dwarf ‘Mops’, ‘Gnom’
Nellie R. Stevens Holly	Ilex x 'Nellie R. Stevens'	Size: very large (18' tall by 15' wide) pyramidal broadleaf evergreen Common hedge/screen plant in South Heavy fruit producer (female plant)
Oakleaf Hydrangea	Hydrangea quercifolia	Size: medium (5' tall by 7' wide) deciduous shrub Flowers: known for significant white panicles in early summer Fruit: not significant Fall color: dramatic, maroon; 'oak-like' leaves Culture: best in rich, moist soil; shade or sun Disease/insect: none significant Use: foundation, specimen Cultivars: ‘Alice’, ‘Sikes Dwarf’, ‘Harmony’, ‘Snow Queen’ and more See Hydrangea database for more information
Oleander	Nerium oleander	Size: large (12' tall by 12' wide) broadleaf evergreen Flowers: dramatic summer flowering shrub; flower colors pink, white, red Fruit: not significant Fall color: none/broadleaf evergreen Culture: full sun; drought tolerant; reliably hardy in zone 8 Disease/insect: none Use: hedge/screen Common in California/Arizona/Florida landscapes
Oregon Hollygrape	Mahonia aquifolium	Size: medium (5' tall by 7' wide) broadleaf evergreen Flowers: sulfur yellow flowers in mid-March Fruit: dramatic blue clusters of fruit ('grapes') Fall color: broadleaf evergreen, however, in cooler climates develops nice burgundy winter color Culture: partial shade; moist soil best Disease/insect: none serious Use: massed, foundation
Oriental Arborvitae	Platycladus orientalis (f. Thuja orientalis)	Still sold in trade under Thuja orientalis Many options for size, shape and foliage color Better suited for south (zones 7 thru 9) than *Eastern Arborvitae (Thuja occidentalis)* Culture: tolerates full sun to shade (thins-out); adaptable to soil type Disease/insect: none serious Uses: hedge/screen; specimen Cultivars: hundreds of selections
Panicle Hydrangea	Hydrangea paniculata	Size: large (9' tall by 9' wide) deciduous shrub Flowers: known for dramatic, white, terminal panicles in summer, fade to pink Fruit: not significant Fall color: none Culture: moist soil; tolerates full sun Disease/insect: none significant Use: specimen, back of mixed shrub bed. Has lost favor with introduction of white crapemyrtles Cultivars like 'Grandiflora', 'Floribunda', 'Unique', and 'Tardiva' have showier flowers with more sterile flowers See Hydrangea database for more information
Paperbush	Edgeworthia chrysantha	Size: medium shrub; 6’ tall x 6’ wide Culture: partial shade to shade Use: component of woodland garden, mixed shrub border
Pfitzer Juniper	Juniperus x media 'Pfizteriana'	Size: large (7' tall by 12' wide) needle evergreen Culture: full sun; drought tolerant once established Disease/insect: none serious Use: Industry standard for medium/large juniper
Possumhaw	Ilex decidua	Size: large (15' tall by 15' wide) deciduous shrub; open habit Flowers: small, white, not showy Fruit: exceptional red/orange fruits in winter Fall color: none Culture: sun or shade; adaptable to soils Disease/insect: none serious Use: woodlands, back of mixed shrub bed Native to Arkansas
Purpleleaf Sand Cherry	Prunus x cistena	Size: medium (8' tall by 9' wide) deciduous shrub Flowers: delicate pink flowers in April before or as leaves emerge Fruit: not significant Fall color: none; Dramatic purple leaves all growing season Culture: full sun; provide constant moisture during summer months; Best suited to cooler Northwest corner of Arkansas Disease/insect: none serious Use: specimen
Pyracantha; Firethorn	Pyracantha coccinea	Size: large (12' tall by 12' wide) broadleaf evergreen Flowers: dramatic white flowers in May Fruits: November thru January brilliant orange-red fruits Fall color: none/broadleaf evergreen Culture: full sun; drought tolerant once established Disease/insect: susceptible to fireblight (bacteria) Use: shrub, hedge, arbor Cultivars: many Misc: thorny
Redleaf Japanese Barberry	Berberis thunbergii var. atropurpurea	Size: small deciduous shrub (3' tall by 3' wide) Flowers: small, yellow, insignificant Fruits: red, can be attractive in winter Fall color: variable. Can be red-orange Culture: full sun; drought tolerant Disease/insect: none significant Use: median strips, massed in beds, tolerates shearing Cultivars: many. Most popular are red-purple foliage cultivars (e.g. 'Crimson Pygmy', ‘Concorde’, ‘Rose Glow’ purple foliage with pink speckling)
Redosier Dogwood; Redtwig Dogwood	Cornus sericea (f. stolonifera)	Size: medium (5' tall by 8' wide) deciduous shrub Flowers: generally not dramatic; white, terminal cymes in early summer Fruit: not dramatic and brief, white Fall color: deep purple Twigs: exceptional in winter, bright red. Best color on new wood so routinely renewal prune Culture: best in rich, moist soil, sun or shade; adaptable to very wet areas. Must provide lots of water if located in full sun Disease/insect: foliar leaf spot common Use: edge of stream/pond, massed Cultivar: ‘Isanti’ and ‘Kelseyi’ are more compact. ‘Flaviramea’ has bright yellow twigs Often incorrectly sold as C. stolonifera
Rhododendron	Rhododendron sp.	Size: medium/large (9' tall by 9' wide) broadleaf evergreen Flowers: dramatic flowers (vary in color from white, purple, pink, red) Culture: partial shade; demands soil with organic matter and adequate moisture during summer; True rhododendrons are better suited to Northwest Arkansas or shaded landscapes in central Arkansas with soils rich in organic matter and moisture Cultivars: many different species and cultivars
Rugosa Rose	Rosa rugosa	Size: medium (5' tall by 5' wide) deciduous shrub Flowers: pink/purple flowers Fruit: orange, rose hip Fall color: orange/red in cooler climates, generally not great in south Culture: full sun; drought tolerant once established Disease/insect: none serious; Less affected by diseases than hybrids Use: massed Cultivars: species rose