Scientific Name:
Cercis canadensis
Pronunciation:
SUR-siss kan-uh-DEN-siss
Common Name:
redbud
Family Name:
Fabaceae
Plant Type:
Tree - deciduous
Key ID Features:
Low, horizontal branching; leaves alternate, heart-shaped (broadly ovate-orbicular, base cordate), point downward, most blades 8-15cm long x 7-12cm wide, margin entire, light green undersides; flowers clustered, bright pink, pea-like, on trunk and older branches as well as on new wood. Winter ID: twigs zigzag; lateral buds 2-3mm dark (terminal bud smaller or appears absent), flower buds larger, globular in axils with leaf buds, especially on older twigs.
Habit:
Spreading, Upright
Form:
Round
Texture:
Medium
Mature Height:
7 - 10m
Mature Spread:
7 - 10m
Growth Rate:
Moderate
Origin:
Canada - eastern, U.S. - northeast
Hardiness Rating:
Zone 4: (-34 to -29 °C)
Exposure:
Full sun, Part sun/part shade
Soil/Growing Medium:
Humus rich, Well-drained
Water Use:
Moderate
Landscape Uses:
Cut flower or foliage, Group or mass planting, Small garden/space, Specimen plant, Street (boulevard tree), Woodland margin
Additional Info:
Google. Cultivars shown or on campus may include C. 'Appalachian Red',
C. 'Burgundy Hearts', and C. 'Forest Pansy'. Compare to C. chinensis and C. racemosa.
Leaf Morphology:
Form:
Simple
Arrangement:
Alternate
Texture/Venation:
Soft flexible
Surfaces:
Glabrous
Colour in Summer:
Dark-green
Colour in Fall:
Yellow
Shapes:
Orbicular, Ovate
Apices:
Acute
Bases:
Cordate
Margins:
Entire
Additional Info:
May be pubescent along major veins and their axils
Inflorescence Type:
Flowers clustered
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Bilabiate
Ovary Position:
Superior
Colour (petals):
Showy, Pink
Flower Scent:
None
Flower Time at Peak:
Apr, May
Fruit Type:
Legume
Fruit Colour:
Brown
Fruiting Time:
Jun, Jul
Bark Morphology:
Moderately fissured
Bark or Stem Colour:
Brown, Black
Leaf Bud Type:
Accessory (collateral), Ovoid
Leaf Scar Shape:
Heart shaped
Organ Modifications:
Root nodules (N-fixing)
Propagation:
Seed, Grafting
Maintenance:
Low
Pest Susceptibility:
Canker or sap rot, Scale insects, Wilt
Course(s):
- HORT 2355
- Level 4 Apprenticeship
Location(s):
- (BCE) Boulevard (Circular) Eastend : cv. Appalachian Red
- (BHE) Boulevard by Hwy. 10 Eastend : cv. Appalachian Red
- (ONW) Overpass North side West : cv. Appalachian Red
- (PDW) PonD West : q.1
- (TFL) Turf Field Lab
- (TFLE) Turf Field Lab East : cv. Appalachian Red