Details of...
Scientific Name: Wisteria floribunda
Pronunciation: wiss-TEER-ee-uh flore-ih-BUN-duh
Common Name: Japanese wisteria
Family Name: Fabaceae
Plant Type: Vine or climber
Key ID Features: Leaves alternate, leaflets lanceolate; inflorescence raceme of blue-violet or pink-white pea-like florets; long pods. Winter ID: liana, twines clockwise; buds acute with 2 glands at base; leaf node has spine-like projection.
Course(s): HORT 1155

Habit: Irregular
Form: Climbing
Texture: Coarse
Mature Size:
Height:22 - 30m
Spread:5 - 7m
Growth Rate:Fast
Origin: S.E. Asia / Japan / China (Japan)
Hardiness Rating: Zone 5: (-29 to -23 C)
Exposure: Full sun, Part sun/part shade
Soil/ Growing Medium: Well-drained
Water Use: Moderate
Landscape Uses: Arbors or trellis, Fragrance
Additional Info: Google. Often confused with Chinese wisteria.
Japanese wisteria
Leaf Morphology: Glossary
Form: Compound
Arrangement: Alternate
Texture/ Venation: Soft flexible
Surfaces: Glabrous
Compound Leaf: Odd-pinnate
Colour in Fall: Yellow
Leaf(let) Terms:
Shapes: Lanceolate, Ovate
Apices: Acuminate
Bases: Attenuate
Margins: Entire, Undulate (wavy)
Additional Info: (9-) 13-17 (-19) leaflets

Inflorescence Type: Raceme
Flower Morphology:Flowers perfect
Number of Petals:5
Corolla Shape:Bilabiate
Ovary Position:Superior
Colour (petals): Showy, Violet
Flower Scent: Fragrant
Flower Time at Peak: May
Additional Info: flowers open gradually from bases to tips before or as the leaves emerge

Fruit Type: Legume
Fruit Colour: Brown, Green
Fruiting Time: Sep, Oct
Additional Info: Showy, Persistent

Bark Morphology: Lightly fissured
Bark or Stem Colour: Tan, Brown
Organ Modifications: Fibrous-like roots, Root nodules (N-fixing), Twining stems

Propagation: Seed, Softwood cuttings
Plant Care:
Pest Susceptibility: Scale insects, ( Pest resistant, Disease resistant )
(LTW) Langley Township Walk
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