Scientific Name:
Salix hookeriana
Pronunciation:
SAY-licks hook-ur-ee-AY-nuh
Common Name:
Hooker's willow, coastal willow
Family Name:
Salicaceae
Plant Type:
Tree - deciduous
Key ID Features:
Shrub mostly 1-5(-8)m tall with dark grey bark and yellowish to reddish-brown twigs that are usually densely hairy; leaves mostly elliptic to obovate, 4-11cm long, 2-6.3cm wide, long soft-hairy or short-woolly to shaggy-hairy, sometimes nearly smooth, upper surface highly glossy, long soft-hairy to nearly smooth, margins entire to toothed, bases and tips pointed to rounded; stipules absent, rudimentary, or leaf-like on vigorous shoots; male catkins yellow, 4-8cm x 2.5cm; female catkins elongate, 6-9cm long as fruit develop. E-Flora BC
Habit:
Dense, Spreading, Upright
Form:
Round
Texture:
Medium
Mature Height:
5 - 7m
Mature Spread:
5 - 7m
Growth Rate:
Fast
Origin:
B.C. west of Cascades, U.S. - northwest (usually within 8 km of the coast of BC to northern California below 150m elevation)
Hardiness Rating:
Zone 6: (-23 to -18 °C)
Exposure:
Full sun, Part sun/part shade
Soil/Growing Medium:
Bog
Water Use:
High, Wetlands
Landscape Uses:
Cut flower or foliage, Erosion control, Reclamation, Spring interest, Wetland - bogs, Woodland margin
Additional Info:
Google. Highly variable and readily hybridizes with Scouler's willow. There are over 50 species of willow in BC and most have highly variable leaf morphology (require female catkins and fruit to confirm ID).
Leaf Morphology:
Form:
Simple
Arrangement:
Alternate
Texture/Venation:
Soft flexible
Surfaces:
Glabrous, Tomentose
Colour in Summer:
Dark-green
Colour in Fall:
Green-yellow
Shapes:
Elliptic, Obovate
Apices:
Obtuse
Bases:
Cuneate, Rounded
Margins:
Crenate, Undulate (wavy)
Inflorescence Type:
Catkin (ament), Floriferous
Flower Morphology:
Dioecious plant
Number Of Petals:
0
Colour (petals):
Green-yellow
Flower Scent:
None
Flower Time at Peak:
Mar, Apr
Fruit Type:
Capsule
Fruit Colour:
Brown
Fruiting Time:
Additional Info:
Not showy,
Bark Morphology:
Smooth, Multi-stem trunk
Bark or Stem Colour:
Grey
Leaf Bud Type:
Oblong, One-scaled, Ovoid
Leaf Scar Shape:
Crescent shaped
Organ Modifications:
Ectomycorrhizae, Stipule, leafy
Propagation:
Seed, Cuttings, Layering
Maintenance:
Low
Pest Susceptibility:
Dieback, Galls, Scale insects (Pest resistant, Disease resistant)
Course(s):
- HORT 1155
Location(s):
- (NRY) NuRserY : gone?
- (WDH) Wark-Dumais House : dead or misidentified?