Scientific Name:
Holodiscus discolor
Pronunciation:
hoe-loe-DISS-kuss DISS-kull-ur
Common Name:
oceanspray
Family Name:
Rosaceae
Plant Type:
Shrub - deciduous
Key ID Features:
Multi-stemmed shrub to 1-4m tall with reddish-gray peeling bark found in disturbed sites; leaves alternate, ovate-deltoid, most 4-13cm long, margin dentate to pinnately lobed, petioles 1-1.5cm long; panicles of tiny aromatic flowers, petals 5, white-cream, 1.5-2mm long, soon turning brown; aggregate of 5 hairy achenes ~2mm long, persistent.
Habit:
Spreading, Twiggy, Upright
Form:
Round
Texture:
Medium
Mature Height:
2 - 3m
Mature Spread:
3 - 4m
Growth Rate:
Fast
Origin:
B.C. east of Cascades, B.C. west of Cascades, U.S. - northwest
Hardiness Rating:
Zone 6: (-23 to -18 °C)
Exposure:
Full sun, Part sun/part shade
Soil/Growing Medium:
Humus rich, Well-drained
Landscape Uses:
Mixed shrub border, Native planting, Woodland margin
Additional Info:
Leaf Morphology:
Form:
Simple
Arrangement:
Alternate
Texture/Venation:
Heavily veined
Surfaces:
Pubescent
Colour in Summer:
Green, grey-green
Colour in Fall:
Yellow
Shapes:
Obovate
Apices:
Acute
Bases:
Truncate
Margins:
Dentate, Pinnately lobed
Inflorescence Type:
Panicle
Flower Morphology:
Flowers perfect
Number Of Petals:
5
Corolla Shape:
Rotate/stellate
Colour (petals):
Showy, White
Flower Time at Peak:
Jun
Fruit Type:
Achene
Fruit Colour:
Brown
Fruiting Time:
Jul, Aug, Sep
Additional Info:
Fruit insignificant, Distinctive Smell, Persistent
Bark Morphology:
Exfoliating
Bark or Stem Colour:
Grey, Red, Brown
Propagation:
Seed
Maintenance:
Low
Pest Susceptibility:
Blight or needle cast, Fungal leaf spot (Pest resistant, Deer resistant)
