Details of...
Scientific Name: Viburnum plicatum cvs.
Pronunciation: vye-BUR-num plih-KAY-tum
Common Name: Japanese snowball bush , doublefile viburnum
Family Name: Adoxaceae
Plant Type: Shrub - deciduous
Key ID Features: Spreading bushy deciduous shrub; leaves opposite, deeply veined, dark green; lower surface pubescent; florets in saucer shaped or snow-ball shaped terminal cymes. Winter ID: horizontal branching in tiers (especially for V. 'Mariesii'); vegetative buds opposite, tow scales, hairy; flowers buds large, valvate, hairy, and appressed to stem; leaf scar with three prominent bundle scars.
Course(s): AARB 1012, HORT 1155, Level 3 Apprenticeship

Habit: Horizontal, Spreading, Upright
Form: Oval - horizontal, Round, Vase
Texture: Medium - coarse
Mature Size:
Height:3 - 5m
Spread:3 - 4m
Growth Rate:Moderate
Origin: Garden origin, S.E. Asia / Japan / China
Hardiness Rating: Zone 5: (-29 to -23 C)
Exposure: Full sun, Part sun/part shade
Soil/ Growing Medium: Well-drained
Water Use: Moderate
Landscape Uses: Mixed shrub border, Perennial border, Screening, Specimen plant, Spring interest, Summer interest, Woodland margin
Additional Info: Google. Cultivars shown or on campus may include V. 'Summer Snowflake' and V. 'Mariesii' (very similar to cv. Summer Snowflake but taller and with horizontal branching even more strongly tiered; fruit rare). V. 'Sterile' has snowball-like inflorescences.
Japanese snowball bush , doublefile viburnum
Leaf Morphology: Glossary
Form: Simple
Arrangement: Opposite
Texture/ Venation: Heavily veined, Pinnate venation, Soft flexible
Surfaces: Rugose
Colour in Fall: Red, Dark-red
Leaf(let) Terms:
Shapes: Elliptic, Obovate, Ovate
Apices: Acute, Cuspidate
Bases: Obtuse, Rounded
Margins: Serrate

Inflorescence Type: Floriferous, Corymb-like, Cyme
Flower Morphology:Flowers perfect
Number of Petals:5
Corolla Shape:Rotate/stellate
Ovary Position:Superior
Colour (petals): Showy, White, Green-yellow
Flower Scent: None
Flower Time at Peak: May, Jun, Jul, Aug

Fruit Type: Drupe, Aborted (hybrids) or absent
Fruit Colour: Red, Black
Fruiting Time: Jul, Aug, Sep, Oct
Additional Info: Showy

Bark Morphology: Smooth, Prominent lenticels
Bark or Stem Colour: Grey
Leaf Bud Type: Conical (long-pointed)
Leaf Scar Shape:Crescent shaped
Organ Modifications: Fibrous-like roots

Propagation: Softwood cuttings
Plant Care:
Maintenance:Low maintenance plant
Pest Susceptibility: Beetles or weevils, ( Disease resistant, Deer resistant )
Specific Pests: Viburnum leaf beetle larvae
(GAZ) GAZebo
(GAZN) GAZebo North : cv. Summer Snowflake
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