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Scientific Name:
Aralia elata
Pronunciation:
uh-RAY-lee-uh ih-LAY-tuh
Common Name:
Japanese angelica tree
Family Name:
Araliaceae
Plant Type:
Tree - deciduous
Key ID Features:
Leaves bipinnately compound, large (about 90cm long), odd-pinnate, pinnae broadly ovate to elliptic, up to 7cm wide x 10cm long; bark with 5mm long randomly arranged thorn-like prickles. Winter ID: twigs 6-8mm wide; spines 2-3mm long, leaf scars wrapped more than half way around with >12 bundle scars in a half circle row, buds 1-2mm long.

Habit:
Spreading, Upright
Form:
Vase
Texture:
Medium
Mature Height:
7 - 10m
Mature Spread:
7 - 10m
Growth Rate:
Moderate
Origin:
S.E. Asia / Japan / China
Hardiness Rating:
Zone 5: (-29 to -23 °C)
Exposure:
Full sun, Part sun/part shade, Sheltered
Soil/Growing Medium:
Humus rich
Water Use:
Moderate
Landscape Uses:
Specimen plant, Woodland margin
Additional Info:

Leaf Morphology:
Form:
Compound
Arrangement:
Alternate
Texture/Venation:
Prickly
Surfaces:
Compound Leaf:
Bipinnate
Colour in Fall:
Yellow, Orange, Purple
Shapes:
Elliptic, Ovate
Apices:
Caudate
Bases:
Rounded
Margins:
Serrulate

Inflorescence Type:
Umbel, Floriferous, Panicle-like
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Rotate/stellate
Ovary Position:
Inferior
Colour (petals):
Showy, White, Green
Flower Time at Peak:
Aug, Sep

Fruit Type:
Drupe
Fruit Colour:
Black
Fruiting Time:
Oct, Nov

Bark Morphology:
Multi-stem trunk
Bark or Stem Colour:
Dark Grey
Additional Info:
Prickles
Leaf Bud Type:
Ovoid (Distinctive smell)
Leaf Scar Shape:
Crescent shaped
Organ Modifications:
Prickles, Stipule, pointy spines
Propagation:
Seed, Division - below ground parts
Pest Susceptibility:
Aphids or adelgids, Bacterial leaf spot, Mites (Deer resistant)

Course(s):
  • HORT 2355
Location(s):
  • (GAZ)  GAZebo
  • (GAZS)  GAZebo South : q.1
Location Map