Scientific Name:
Berberis nervosa
( syn.
Mahonia nervosa
)
Pronunciation:
BUR-bur-iss nur-VOE-suh
Common Name:
longleaf mahonia, dull Oregon grape
Family Name:
Berberidaceae
Plant Type:
Broadleaf evergreen
Key ID Features:
Leaves alternate, pinnately-compound, 30-45cm long, with (9-)11-19(-21) leathery lanceolate leaflets, most 3-9cm long, margins with (6-)8-13(-15) spiny teeth; racemes in clusters, yellow florets with 6 petals, Apr-Jun; berries blue, glaucous, nearly round, 8-11mm wide.
Habit:
Spreading
Form:
Mounded
Texture:
Medium
Mature Height:
0.4 - 0.7m
Mature Spread:
0.6 - 1.0m
Growth Rate:
Slow
Origin:
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:
Acidic, Well-drained
Water Use:
Moderate
Landscape Uses:
Attract beneficial insects, Group or mass planting, Herb, Reclamation, Woodland margin
Additional Info:
Google (the current accepted genus name is Berberis but it's still commonly sold and known as Mahonia).
Leaf Morphology:
Form:
Compound
Arrangement:
Alternate
Texture/Venation:
Leathery, Prickly
Surfaces:
Lustrous
Compound Leaf:
Odd-pinnate
Colour in Summer:
Dark-green
Colour in Fall:
Dark-green, Red
Shapes:
Ovate
Apices:
Acuminate
Bases:
Oblique (uneven), Rounded
Margins:
Spinose
Inflorescence Type:
Raceme
Flower Morphology:
Flowers perfect
Number Of Petals:
6
Corolla Shape:
Rotate/stellate
Ovary Position:
Superior
Colour (petals):
Yellow
Flower Scent:
Sweet
Flower Time at Peak:
May, Jun
Fruit Type:
Berry (true), Edible
Fruit Colour:
Blue
Fruiting Time:
Aug, Sep
Additional Info:
Showy, Edible, Edible berries
Bark Morphology:
Smooth
Bark or Stem Colour:
Green, Yellow, Brown
Propagation:
Seed, Cuttings
Maintenance:
Low
Pest Susceptibility:
Rust (Deer resistant, Drought tolerant)
Course(s):
- HORT 2355
Location(s):
- (BCE) Boulevard (Circular) Eastend
- (FSC) Far South Campus
- (ONW) Overpass North side West
- (QRR) Quercus Robur Row planting
- (TFL) Turf Field Lab
- (TFLW) Turf Field Lab West
- (WLG) WoodLand Garden