Details of...
Scientific Name: Zelkova serrata
Pronunciation: ZEL-kov-uh sur-AY-tuh
Common Name: Japanese zelkova
Family Name: Ulmaceae
Plant Type: Tree - deciduous
Key ID Features: Leaves ovate to lanceolate, apex narrow, margins strongly serrated with fine points.
Course(s): HORT 2355

Habit: Arching, Spreading, Twiggy, Upright
Form: Vase
Texture: Medium - fine
Mature Size:
Height:22 - 30m
Spread:15 - 25m
Growth Rate:Fast
Origin: S.E. Asia / Japan / China
Hardiness Rating: Zone 5: (-29 to -23 C)
Exposure: Full sun, Part sun/part shade
Soil/ Growing Medium: Rocky or gravelly or dry, Well-drained
Water Use: Low, Summer dry
Landscape Uses: Fall interest, Screening, Shade tree, Specimen plant, Street (boulevard tree), Tall background, Wind break
Additional Info: Google. Cultivar shown on campus: Z. 'Green Vase'. Cultivars in Vancouver include Z. 'Halka', Z. 'Village Green', and Z. 'Goshiki' (variegated).
Japanese zelkova
Leaf Morphology: Glossary
Form: Simple
Arrangement: Alternate
Texture/ Venation: Heavily veined, Leathery, Pinnate venation
Surfaces: Pubescent
Colour in Fall: Yellow, Orange, Red, Brown, Purple
Leaf(let) Terms:
Shapes: Elliptic, Lanceolate, Ovate
Apices: Acuminate, Caudate
Bases: Rounded
Margins: Ciliate, Serrate

Inflorescence Type: Flowers clustered
Flower Morphology:Monoecious plant
Number of Petals:0
Ovary Position:Superior
Colour (petals): Not showy, Green
Flower Scent: None
Flower Time at Peak: Apr, May

Fruit Type: Drupe
Fruit Colour: Brown
Fruiting Time: Sep, Oct
Additional Info: Not showy

Bark Morphology: Showy, Exfoliating, Smooth
Bark or Stem Colour: Grey, Orange, Tan
Leaf Bud Type: Conical (long-pointed)
Organ Modifications: Fibrous-like roots

Propagation: Seed, Greenwood cuttings, Grafting
Plant Care:
Pest Susceptibility: Scale insects, ( Pest resistant, Disease resistant, Drought resistant )
(BHE) Boulevard by Hwy. 10 Eastend : 715, 718
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