Landscape Trees By Scientific Name P

Scientific Name	Common Name	Comments
Picea pungens f. glauca	Colorado Blue Spruce	Size: medium sized tree (40' tall by 20' wide); pyramidal Culture: best in cooler areas with rich, moist soil. Better suited in Northwest Arkansas Disease/insect: none serious Use: specimen, formal evergreen Cultivars mostly selected for intense blue needle color: 'Hoopsii', 'Koster', 'Moerheim'
Pinus elliottii	Slash Pine	Mostly a timber tree Needles: primarily in 2's (some in 3's) per bundle, 8" to 10" long Native Southeast U.S.
Pinus strobus	Eastern White Pine	Size: large sized tree (75' tall by 45' wide); pyramidal Culture: best adapted to cooler areas; best suited to Northwest Arkansas. Tolerates some shade (unusual for pine) Needles: 5 per bundle; soft texture; gray-green Use: sheared hedge. Very large pine
Pinus taeda	Loblolly Pine	Size: medium sized tree (50' tall by 35' wide) Needles: 3 (sometimes 2) per bundle; 6" to 10" long Culture: full sun. Very adaptable to soil Very common timber tree across Arkansas
Pinus thunbergii	Japanese Black Pine	Needles paired; 3" to 4.5" long; dark green
Pistacia chinenesis	Chinese Pistache	Size: small sized tree (25' tall by 25' wide); rounded crown Flowers: not significant Fruit: pistache fruits on female trees. Dioecious (male & female plants) Fall color: exceptional, but varies in color from red to orange or yellow Culture: full sun. Drought tolerant Disease/insect: none serious Use: small shade tree
Plantanus occidentalis	American Sycamore	Size: large sized tree (75' tall by 75' wide). Very fast growing Flowers: not significant Fruit: 1 fruit per stalk Bark: not quite as nice as London planetree, exfoliating mainly on upper trunk Culture: very adaptable Disease/insect: susceptible to anthracnose Use: parks. Very messy (twigs, leaves) Native to riverbottoms
Platanus x acerifolia	London Planetree	Size: very large sized tree (75' tall by 75' wide). Very fast growing Flowers: not significant Fruit: 2 fruit 'balls' per stalk Fall color: none Bark: very attractive. Exfoliates to the ground Culture: very adaptable Disease/insect: anthracnose Use: parks, pastures, large commercial properties. Messy (anthracnose; leaf and twig litter) Hybrid of native (P. occidentalis) and oriental species
Poncirus trifoliata	Hardy-Orange	Size: large shrub/small tree (12' tall by 12' wide) Flowers: not overwhelming. White, citrus-like flowers, late spring Fruit: looks like a Mandarin orange (1.5" diameter green, turning orange) Fall color: none Culture: full sun, very adaptable to soils Disease/insect: none Use: not sure. Remember green twigs have large thorns/spines
Poplus nigra 'Italica'	Lombardy Poplar	Size: 35' tall by 10' wide; narrow pyramidal Flowers/fruits: not significant Fall color: none Culture: full sun. Soil adaptable Use: tree hedge/screen. Short-lived in Arkansas
Prunus cerasifera 'Atropurpurea'	Purpleleaf Plum	Size: small sized tree (15' tall by 10' wide) Flowers: very attractive. Light pink spring (March) flowers Fruit: not significant Fall color: none; deep purple foliage all season Culture: full sun. Demands adequate moisture and good soil in Arkansas. Summer heat is rough on this plant. Best suited in Northwest Arkansas Disease/insect: canker if stressed Use: small specimen shrub/tree Cultivar: 'Krauter Vesuvius'
Prunus persica	Flowering Peach	Size: small sized tree (15' tall by 10' wide) Flowers: beautiful mid spring flowers (white or pink) single or double) Fruit: edible peach Fall color: none Culture: full sun. Requires constant moisture Use: fruit tree
Prunus serrulata 'Kwanzan'	Flowering Cherry	Size: small sized tree (12' tall by 12' wide); distinct vase shape Flowers: beautiful early spring flowers; double, light pink Fruit: not significant Fall color: none Culture: full sun. Requires constant moisture Use: specimen flowering tree
Prunus subhirtella 'Pendula'	Weeping Higan Cherry	Size: small sized tree (18' tall by 18' wide); weeping Flowers: beautiful early spring flowers; light pink Fruit: not significant. Pea-sized, red Fall color: none Culture: full sun. Best if rich, moist soil Use: fabulous weeping specimen
Pyrus calleryana	Callery Pear 'Bradford'	Size: small/medium sized tree (25' tall by 20' wide) Flowers: beautiful early spring flowers, white Fruits: small, rounded pear Fall color: exceptional maroon fall color Culture: very adaptable to soils, full sun Disease/insect: fireblight Use: small flowering tree. Growing concern over overplanting, fireblight, crown break-up on 'Bradford' Cultivars: 'Bradford', 'Aristocrat', 'Capital', 'Chanticleer'