Author Archives: ru jia

Osmanthus delavayi

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Osmanthus delavayi

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Common name: delavay osmanthus

Family name: Oleaceae

USDA Hardiness Zone:  5

Mature height and spread:  10ft; 10ft

Form: evergreen shrub, arching branches

Water use: medium

Soil requirements: well-drained soil, sun or shade

Leaf arrangement: opposite, simple, ovate, glossy dark

Flower/cone/fruit description(s): white, numerous, small, fragrant flowers; blue-black fruit

Limitations: drought tolerant when establish; tolerant sand and clay

Suitable uses:  hedge; screen

Quick ID description:  opposite, simple, ovate leaves; fragrant, numerous, white flowers

Photographs:

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Source: http://www.greatplantpicks.org/plantlists/view/1060

Osmanthus x burkwoodii

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Osmanthus x burkwoodii

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Common name: Burkwood osmanthus

Family name: Oleaceae

USDA Hardiness Zone:  7-9

Mature height and spread:  2.4m; 2.4m

Form: evergreen shrub, dense, rounded

Water use: medium

Soil requirements: well-drained, moisture

Leaf arrangement: opposite, ovate, acute tip, slightly toothed, glossy

Flower/cone/fruit description(s): white, small flowers, 4 lobed, fragrant

Limitations: drought tolerant when established

Suitable uses:  hedge; screen; banks and slopes

Quick ID description:  opposite, ovate, acute, 4 lobed flowers, fragrant

Photographs:

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Source: http://www.hedging.co.uk/acatalog/pics_127313.html

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Lonicera ligustrina var. pileata

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Lonicera ligustrina var. pileata

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Common name: privet honeysuckle

Family name: Caprifoliaceae

USDA Hardiness Zone:  6

Useful cultivars and selections:  ‘RoyalCarpet’ ‘SilverLining’ ‘SilverBeauty’ ‘Hohenkrummer’

Mature height and spread:  3m; 4m

Form: evergreen shrub, open, low growing, spreading

Water use: medium

Soil requirements: well-drained soil

Leaf arrangement: small tidy leaves; lanceolate; opposite

Flower/cone/fruit description(s): not showy flowers; purple berries

Suitable uses:  ground cover

Quick ID description:  spreading; tiny lanceolate leaves; opposite

Photographs:

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Ilex aquifolium

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Ilex aquifolium

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Common name: English holly

Family name: Aquifoliaceae

Useful cultivars and selections:   ’Silver Queen’ ‘Silver Milkboy’

USDA Hardiness Zone:  7-9

Mature height and spread:  30-50ft; 15-25ft

Form: evergreen shrub; pyramidal, dense

Water use: medium

Soil requirements: average, medium moisture, well-drained soils in full sun to part shade, very tough

Leaf arrangement: leathery, glossy, wavy margin, dark green leaves, spiny teeth

Flower/cone/fruit description(s): greenish-white flowers; red berry

Limitations: insect problems like holly leaf miner, spider mites, whitefly and scale

Suitable uses:  ornamental shrub, foundation plantings, hedge

Quick ID description:  red berry, wavy, leathery leaves, spiny teeth

Photographs:

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Hedera hibernica

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Hedera hibernica

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Common name: Atlantic ivy

Family name: Araliaceae

USDA Hardiness Zone:  5

Mature height and spread:  8-12m; 4-8m

Form: evergreen vine

Water use: medium

Soil requirements: moist but well drained

Leaf arrangement: long petiole; palmatly five lobes; smell strong when stem broken

Flower/cone/fruit description(s): yellow-green flowers in clusters; black berries

Limitations: invasive, kill the plant it grow on

Suitable uses:  banks, slopes, flower borders

Quick ID description:  five lobes; strong smell when stem broken; black berries

Photographs:

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Forsythia x intermedia ‘Lynnwood’

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Forsythia x intermedia ‘Lynnwood’

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Common name: border forsythia

Family name: Oliaceae

USDA Hardiness Zone:  5

Mature height and spread:  12ft; 12ft

Form: deciduous shrub, upright-spreading

Water use: medium

Soil requirements: medium moisture, well-drained soils; full sun to part shade

Leaf arrangement: opposite, toothed margin; flower before leaves

Flower/cone/fruit description(s): bright yellow flowers; abundant

Limitations: susceptibility to leaf spot and crown gall

Fall colour:  yellow to purple

Suitable uses:  borders; foundations; banks or slopes; cottage gardens; hedge

Quick ID description:

Photographs:

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Source: http://courses.washington.edu/esrm331/Plant_Pages_subfolders/OLEACEAE.shtml

 

Fatsia japonica

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Fatsia japonica

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Common name: Japanese aralia

Family name: Araliaceae

USDA Hardiness Zone:  8-10

Mature height and spread:  6-16ft; 6-16ft

Form: evergreen shrub

Water use: medium

Soil requirements: humusy potting mix, part shade to shade

Leaf arrangement: 7-9 deep lobes, palmately, glossy dark green

Flower/cone/fruit description(s): small creamy flower; black berries

Limitations: overly moist soils may cause root rot

Suitable uses:  houseplant

Quick ID description:  palmately lobed, 7-9 deep lobes

Photographs:

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Source: http://judithegardener.co.uk/blog/2012/11/06/fatsia-japonica/

Cotoneaster horizontalis

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Cotoneaster horizontalis

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Common name: rock cotoneaster

Family name: Rosaceae

Useful cultivars and selections:  Cotoneaster horizontalis var.perpusillus

USDA Hardiness Zone:  4-7

Mature height and spread:  1-2.5ft; 5-8ft

Form: deciduous shrub, horizontally-spreading

Water use: medium

Soil requirements: moist, loamy, well-drained soils in full sun to part shade

Leaf arrangement: rounded, lustrous, dark green leaves

Flower/cone/fruit description(s): five-petaled, small pink flowers; orange to red berries

Limitations: Susceptible to fireblight, leaf spot and canker

Fall colour:  reddish-purple

Suitable uses:  ground cover; shelter for small birds; rock garden

Quick ID description:  tiny, rounded leaves; five-petaled pink flowers; orange to red berries

Photographs:

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Cistus x hybridus

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Cistus x hybridus

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Common name: white rockrose

Family name: Cistaceae

Useful cultivars and selections:  ‘Mickie’

USDA Hardiness Zone:  7-9

Mature height and spread:  35-45cm; 60-75cm

Form: evergreen shrub, mounding

Water use: does not need too much moisture

Soil requirements: sandy soil full sun or light shade, well drained

Leaf arrangement: opposite, simple, wavy margin

Flower/cone/fruit description(s): red buds; pure white flowers with yellow centers

Limitations: tolerant drought and light shade

Suitable uses:  plant in urban environments

Quick ID description:  opposite, simple, wavy, white flowers

Photographs:

OLYMPUS DIGITAL CAMERA

OLYMPUS DIGITAL CAMERA

Source: http://www.smgrowers.com/products/plants/plantdisplay.asp?plant_id=403

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Arctostaphylos uva-ursi (N)

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Arctostaphylos uva-ursi (N)

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Common name: kinnikinnick

Family name: Ericaceae

Useful cultivars and selections:  ‘Massachusetts’

USDA Hardiness Zone:  2

Mature height and spread:  0.5-1ft; 3-6ft

Form: evergreen shrub, creeping, woody

Water use: medium to low

Soil requirements: well-drained, sandy or gritty soils ;full sun

Leaf arrangement: shiny, small, stiff, leathery; alternately; obovate

Flower/cone/fruit description(s): urn-shaped, white to pink flowers in clusters; rounded berry like fruit, red

Limitations: drought tolerant once established

Suitable uses:  ground cover

Quick ID description: berry like fruit, urn-shaped flowers, leathery leaves

Photographs:

 

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Source: https://en.wikipedia.org/wiki/Arctostaphylos_uva-ursi

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