Scientific Name:
Acer circinatum
Pronunciation:
AY-sur sir-sin-AY-tum
Common Name:
vine maple
Family Name:
Sapindaceae
Plant Type:
Shrub - deciduous, Tree - deciduous
Key ID Features:
Leaves opposite, orbicular, 3-12cm wide, serrate, palmate venation with 7-9 acute-tipped lobes incised to about 1/3 of blade, pubescent along veins; schizocarp 4-5cm wide, thick edge of wings at 160-180 degrees, each samara 2-3cm long x 8-12mm wide. Winter ID: young bark greenish, twigs red; buds conical, the outer scales shiny red, the bud with a short fringe of fine white hairs at its base.
Habit:
Arching, Irregular
Form:
Irregular, Vase
Texture:
Medium - coarse
Mature Height:
5 - 7m
Mature Spread:
5 - 7m
Growth Rate:
Moderate
Origin:
B.C. west of Cascades, U.S. - northwest (Naturalized In BC)
Hardiness Rating:
Zone 6: (-23 to -18 °C)
Exposure:
Full sun, Part sun/part shade, Filtered shade
Soil/Growing Medium:
Acidic, Well-drained
Water Use:
Low
Landscape Uses:
Fall interest, Reclamation, Small garden/space, Woodland margin
Additional Info:
Google. Cutleaf cultivars include A. 'Monroe'.
Leaf Morphology:
Form:
Simple, Lobed
Arrangement:
Opposite
Texture/Venation:
Soft flexible, Heavily veined, Palmate venation
Surfaces:
Pubescent
Colour in Fall:
Yellow, Orange, Red
Shapes:
Orbicular
Apices:
Acute
Bases:
Auriculate, Cordate
Margins:
Pinnately lobed, Serrate
Additional Info:
Spectacular fall colour
Inflorescence Type:
Corymb
Flower Morphology:
Monoecious plant
Number Of Petals:
5
Corolla Shape:
Rotate/stellate
Ovary Position:
Superior
Colour (petals):
Showy, White, Red
Flower Scent:
None
Flower Time at Peak:
Mar, Apr
Fruit Type:
Samara, Schizocarp
Fruit Colour:
Red, Brown
Fruiting Time:
Sep, Oct
Additional Info:
Showy, Schizocarps split into samara-like mericarps after dispersal
Bark Morphology:
Smooth, Multi-stem trunk
Bark or Stem Colour:
Green, Red, Brown
Leaf Bud Type:
Conical (long-pointed)
Leaf Scar Shape:
Crescent shaped
Propagation:
Seed, Greenwood cuttings, Layering
Maintenance:
Medium
Pest Susceptibility:
Anthracnose (Pest resistant, Disease resistant, Drought tolerant)
Course(s):
- HORT 1155
- Level 2 Apprenticeship
Location(s):
- (BCE) Boulevard (Circular) Eastend
- (BHW) Boulevard by Hwy. 10 Westend
- (QRR) Quercus Robur Row planting
- (TFL) Turf Field Lab
- (TFLW) Turf Field Lab West
- (WDH) Wark-Dumais House : 162