Scientific Name:
Epilobium ciliatum
Pronunciation:
ep-ih-LOE-bee-um sil-ee-ATE-um
Common Name:
common willowherb, fringed willowherb
Family Name:
Onagraceae
Plant Type:
Herbaceous perennial, Weed (horticultural)
Key ID Features:
Leaves mostly opposite, lanceolate, most blades 3-10cm long x 1-3cm wide, margin usually serrate, petioles 0-8mm long; fruit capsules, hairy, 1.5-10cm long.
Habit:
Arching, Open, Spreading
Form:
Oval - vertical
Texture:
Medium - fine
Mature Height:
1.3 - 2.0m
Mature Spread:
1.0 - 1.5m
Growth Rate:
Fast
Origin:
North America
Hardiness Rating:
Zone 3: (-40 to -34 °C)
Exposure:
Full sun
Soil/Growing Medium:
Well-drained
Water Use:
Low
Landscape Uses:
Attract butterflies, Group or mass planting, Herb, Perennial border, Reclamation, Summer interest
Additional Info:
Leaf Morphology:
Form:
Simple
Arrangement:
Opposite
Texture/Venation:
Soft flexible
Surfaces:
Pubescent
Colour in Summer:
Green, Pink
Shapes:
Lanceolate
Apices:
Acute
Bases:
Rounded
Margins:
Serrulate
Inflorescence Type:
Raceme, Floriferous
Flower Morphology:
Flowers perfect
Number Of Petals:
4
Corolla Shape:
Funnelform
Ovary Position:
Inferior
Colour (petals):
Showy, Violet, Purple, Pink
Flower Scent:
None
Flower Time at Peak:
Jun, Jul, Aug, Sep
Fruit Type:
Capsule
Fruit Colour:
Red, Brown, Silver
Fruiting Time:
Aug, Sep
Additional Info:
Showy
Bark Morphology:
Lightly fissured
Bark or Stem Colour:
Green, Red, Tan, Brown
Propagation:
Seed, Division - below ground parts
Pest Susceptibility:
Fungal leaf spot, Rust, Slugs or snails
Course(s):
- not used (on campus)
Location(s):
- (BCE) Boulevard (Circular) Eastend
- (WDY) WeeDY location