plant id group #9

Plant ID Group #9

Horticulture 2

Picea abies

• Norway Spruce– Foliage: evergreen shrub with simple, needle-like

shape, slightly curved; needles that persist for 3 to 4 years; needles are stiff and pointed, 0.5" to 1" long; needles tend to point downwards and towards the stem tip; medium green in color

– Height: 40-60 feet– Width: 30-35 feet– Form: conical– Leaf Arrangement: whorled– Landscape Use: border, foundation, specimen– Exposure: sun

Pieris japonica

• Japanese Andromeda– Foliage: evergreen shrub with simple, linear shape

leaves with serrulate margins– Flowers: white in pendulous panicles in spring;

graceful– Height: 5-6 feet– Form: 4-6 feet– Leaf Arrangement: alternate– Landscape Use: border, foundation, hedge– Exposure: part shade to shade

Pinus mugo var mugo

• Mugo Pine– Foliage: dark green, 1 - 1 1/2 inches long, stiff

needles of this two-needle Pine are held on the tree for more than four years making this one of the more dense Pines suitable for a screen planting

– Flowers: 1-2 inch pine cone– Height: 4 to 10 feet – Form: shrub or small, round or broad pyramidal plant – Leaf Arrangement: Alternate– Landscape Use: border, foundation, specimen– Exposure: sun– Unique Characteristics: expensive, slow growing and

virtually maintenance free; good for rock gardens

Pinus strobus

• Eastern White Pine– Foliage: soft, flexible, blue-green; 2"-4" long, 3-sided,

in bundles of five. Evergreen – Flowers: Cones slender and thornless, 3"-10" long

and tapering; each scale usually bears two winged seeds as do all native pines

– Height: 80'-110' – Spread: 20'-40' – Form: pyramidal tree– Landscape Use: border, screen, specimen– Exposure: sun– Unique Characteristic: Not native to Eastern NC

Platanus x acerifolia

• London Plane Tree– Foliage: simple, lobed, star shaped; deciduous;– Flowers: red and inconspicuous and not showy;

spring flowering– Height: 85 feet– Width: 70 feet– Form: symmetrical canopy with a regular outline, and

individuals have more or less identical crown forms– Leaf Arrangement: alternate– Landscape Use: shade, parking lot beds– Exposure: sun

Plectranthus australis

• Swedish Ivy– Foliage: rounded, glossy, dark green 1-1½" long,

scalloped margins – Flowers: whorled, tubular, pale mauve to white

flowers in terminal racemes – Height: stems trailing to 3' – Form: weeping and creeping– Exposure: partial shade– Landscape Use: container, hanging baskets– Unique Characteristic: orange dye in stems

Prunus laurocerasus 'Zabeliana'

• Zabel Cherry Laurel– Foliage: evergreen shrub with simple, elliptic leaves

with entire margins– Flowers: white, fragrant, bloom in May– Height: 3-4 feet– Width: 8-10 feet– Leaf Arrangement: alternate– Landscape Use: border, foundation– Exposure: sun– Unique Characteristics: purplish drupe for fruit

Prunus serrulata ‘Kwanzan’

– Japanese Flowering Cherry– Foliage: deciduous tree with simple, elliptic shape

with serrated margins– Flowers: deep pink, double in spring– Height: 20-25 feet– Spread: 15-20 feet– Form: branches grow upward– Leaf Arrangement: alternating– Landscape Use: border, specimen– Exposure: sun– Unique Characteristic: used for blooms and fall color

Pyracantha coccinea

• Scarlet Firethorn– Foliage: Evergreen broadleaf; foliage is glossy, dark

green; glossy green leaves are slender, growing from just ½- to 1-inch wide and 1 to 4 inches long

– Flowers: Showy, small white flowers bloom in spring followed by bright orange berries in the fall

– Height: 2-10 feet– Width: 12-14 feet– Form: shrub that spreads– Landscape Use: border, hedge, foundation, specimen

plant, and barrier – Exposure: part shade to full sun– Unique Characteristics: fierce thorns

Pyrus calleryana ‘Bradford’

• Bradford Pear– Foliage: deciduous tree with simple ovate leaves and

serrated margins– Flowers: white, five petals on flowers in spring before

leaves appear; green/brown pomes appear after flowers

– Height: 20-35 feet– Spread:15-20 feet– Form: oval; formal symmetrical habit– Leaf Arrangement: alternate– Landscape Use: border, specimen– Exposure: sun – Unique Characteristic: stink, break easily in storms,

bad leaf litter

Quercus falcata • Southern Red Oak

– Foliage: deciduous tree with simple, obovate outline with 3-7 bristle tipped lobes

– Flowers: catkins, acorns– Height: 50-60 feet– Width: 50-60 feet– Form: tall tree– Leaf Arrangement: alternate– Landscape Use: border, shade tree, specimen– Exposure: sun– Unique Characteristics: holds dead leaves for a while

during the winter.

Quercus nigra• Water Oak

– Foliage: deciduous tree with simple, obovate shape with 2 lobed entire margins

– Flowers: catkins, acorns– Height: 40-70 feet– Width: 45-60 feet– Form: tall tree– Leaf Arrangement: alternate– Landscape Use: border, shade tree, specimen– Exposure: sun– Unique Characteristics: most commonly used oak for

street plantings and shade

Quercus palustris• Pin Oak

– Foliage: simple, 5-7 narrow lobes with bristle tips; deciduous; 3-6 inches long

– Flowers: tiny yellow catkins– Height: 40- 75 feet– Spread: 25- 40 feet– Form: pyramidal shape when young; oval to

gumdrop-shape when older – Leaf Arrangement: alternating– Exposure: sun– Landscape Use: border, shape, specimen– Unique Characteristic: ½” light brown acorn

Catkin

• NOT FROM PIN OAK

Quercus phellos• Willow Oak

– Foliage: deciduous; 2 to 5.5" alternate, narrow, simple lanceolate shaped leaves; slightly wavy; yellow to yellow brown fall color

– Flowers: .5" acorn – Height: 60 to 80' – Spread: 35 to 50’– Form: Conical in youth; rounded crown; dense – Leaf Arrangement: alternating– Exposure: sun– Landscape Use: border, shade, specimen

Raphiolepis indica

• Indian Hawthorn– Foliage: low-growing evergreen flowering shrubs;

leathery, dark evergreen leaves are rounded, about 2 to 3 inches long, turning purplish in winter

– Flowers: fragrant, pink or white crabapple-like flowers open in clusters above the foliage in mid-April to May

– Height: 3 to 6 feet – Width: 3 to 6 feet – Form: dense mounded growth habit – Leaf Arrangement:– Landscape Use: small gardens and foundation

plantings – Exposure: sun– Unique Characteristics: rarely need pruning

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