Scientific Name:
Parthenocissus tricuspidata
Pronunciation:
par-then-oh-SISS-us try-kuss-pih-DAY-tuh
Common Name:
Boston ivy
Family Name:
Vitaceae
Plant Type:
Vine - deciduous
Key ID Features:
Leaves alternate, ovate with three pointed lobes, most 12-20cm long x 10-18cm wide; berries blue-black, persist after leaf drop. Winter ID: large vine with end twigs 2-3 mm wide, light brown, tendrils with circular adhesive pads that arise opposite the buds; buds globular to broadly conical; leaf scars are oval to round, concave with <10 bundle scars.
Habit:
Spreading
Form:
Climbing
Texture:
Medium - coarse
Mature Height:
15 - 22m
Mature Spread:
10 - 15m
Growth Rate:
Moderate
Origin:
S.E. Asia / Japan / China
Hardiness Rating:
Zone 4: (-34 to -29 °C)
Exposure:
Full sun, Part sun/part shade, Filtered shade, Deep shade
Soil/Growing Medium:
Acidic, Humus rich, Rocky or gravelly or dry, Well-drained
Water Use:
Low
Landscape Uses:
Attract birds, Erosion control, Fall interest, Screening, Wildlife food
Additional Info:
Google. Popular cultivars include P. 'Veitchii'.
Leaf Morphology:
Form:
Simple, Lobed
Arrangement:
Alternate
Texture/Venation:
Soft flexible
Surfaces:
Lustrous
Colour in Summer:
Dark-green
Colour in Fall:
Purple, Red
Shapes:
Ovate
Apices:
Acute
Bases:
Cordate, Truncate
Margins:
Dentate, Palmately lobed
Inflorescence Type:
Cyme
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Rotate/stellate
Ovary Position:
Superior
Colour (petals):
Not showy, Green-yellow
Flower Scent:
None
Flower Time at Peak:
Jun, Jul
Fruit Type:
Berry (true)
Fruit Colour:
Blue, Black
Fruiting Time:
Oct, Nov
Additional Info:
Showy, Persistent
Bark Morphology:
Prominent lenticels, Lightly fissured
Bark or Stem Colour:
Grey, Brown
Leaf Bud Type:
Conical (long-pointed), Rounded or globular
Leaf Scar Shape:
Oval
Organ Modifications:
Tendrils, Tendrils with disk-like suckers that firmly attach to masonry.
Propagation:
Seed, Cuttings, Layering, Division - above ground parts
Pest Susceptibility:
(Pest resistant, Disease resistant, Deer resistant, Drought tolerant)
Course(s):
- CLT Training
- HORT 1155
- Level 2 Apprenticeship
Location(s):
- (BCW) Boulevard (Circular) Westend : 309
- (HPZ) Horticulture PlaZa
- (ONE) Overpass North side East : 652