Scientific Name:
Spiraea japonica
'Goldflame' ( syn.
S. x bumalda
)
Pronunciation:
spy-REE-uh juh-PON-ih-kuh
Common Name:
Goldflame spirea
Family Name:
Rosaceae
Plant Type:
Shrub - deciduous
Key ID Features:
Leaves alternate, ovate-lanceolate, most 3-7cm ling x 1-3cm wide, margin serrate, start bronze-red, turn yellow-green in summer, yellow, red and orange in fall; corymbs of bright pink flowers, mainly Apr-May. Winter ID: twigs slightly zigzag, reddish-brown, round, smooth except for tiny ridges, upright; buds ovoid; leaf scar crescent to U-shaped, persistent fruit.
Habit:
Dense, Twiggy
Form:
Mounded, Oval - horizontal
Texture:
Medium - fine
Mature Height:
0.7 - 1.3m
Mature Spread:
1.0 - 1.5m
Growth Rate:
Moderate
Origin:
Garden origin, S.E. Asia / Japan / China
Hardiness Rating:
Zone 5: (-29 to -23 °C)
Exposure:
Full sun, Part sun/part shade
Soil/Growing Medium:
Well-drained
Landscape Uses:
Accent plant, Fall interest, Group or mass planting, Hedge row, Mixed shrub border, Spring interest, Summer interest
Additional Info:
Leaf Morphology:
Form:
Simple
Arrangement:
Alternate
Texture/Venation:
Soft flexible, Pinnate venation
Surfaces:
Pubescent
Colour in Summer:
Green, Green-yellow, Yellow, Red, Bronze, leaves bronze-red when young
Colour in Fall:
Yellow, Orange, Red
Shapes:
Lanceolate, Ovate
Apices:
Acute
Bases:
Obtuse
Margins:
Double serrate
Additional Info:
Downy pubescence on underside veins
Inflorescence Type:
Cyme, Corymb-like
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Rotate/stellate
Ovary Position:
Superior
Colour (petals):
Showy, Pink
Flower Scent:
None
Flower Time at Peak:
Apr, May
Fruit Type:
Aggregate fruit, Follicle
Fruit Colour:
Brown
Fruiting Time:
Aug, Sep
Additional Info:
Fruit insignificant, Persistent
Bark Morphology:
Prominent lenticels, Moderately fissured
Bark or Stem Colour:
Red, Brown
Leaf Bud Type:
Ovoid
Leaf Scar Shape:
Crescent shaped
Pest Susceptibility:
(Deer resistant)
Course(s):
- HORT 1155
- Level 2 Apprenticeship
Location(s):
- (BCE) Boulevard (Circular) Eastend : 499
- (ONE) Overpass North side East : 499
- (ONW) Overpass North side West : 499