Scientific Name:
Acorus gramineus
'Variegatus'
Pronunciation:
uh-KORE-us gruh-MIN-ee-us
Common Name:
variegated sweet flag, variegated Japanese flag
Family Name:
Acoraceae
Plant Type:
Aquatic plant, Ground cover, Poales (grass-like)
Key ID Features:
Leaves basal, most 20-30cm long x 3-5mm wide, variegation along just one margin, thickness greater on one side; florets tiny, in dense spike-like greenish-yellow spadix 3-8cm long.
Habit:
Arching, Stiffly upright
Form:
Oval - horizontal
Texture:
Fine
Mature Height:
0.2 - 0.4m
Mature Spread:
0.3 - 0.6m
Growth Rate:
Moderate
Origin:
Garden origin, S.E. Asia / Japan / China
Hardiness Rating:
Zone 6: (-23 to -18 °C)
Exposure:
Full sun only if soil kept moist, Part sun/part shade
Soil/Growing Medium:
Bog
Water Use:
Moderate, Wetlands
Landscape Uses:
Aquatic - ponds, Container planting, Erosion control, Fall interest, Ground cover, Group or mass planting, Herb, Perennial border, Waterside planting, Wetland - bogs
Additional Info:
Leaf Morphology:
Form:
Simple
Arrangement:
Basal
Texture/Venation:
Soft flexible, Parallel venation
Surfaces:
Glabrous
Colour in Summer:
Green, Yellow
Colour in Fall:
Green, Yellow, Brown
Shapes:
Linear
Apices:
Acuminate
Bases:
Attenuate
Margins:
Entire
Additional Info:
Leaves variegated
Inflorescence Type:
Spadix (& spathe), Spike-like
Flower Morphology:
Flowers perfect
Number Of Petals:
0
Ovary Position:
Superior
Colour (petals):
Not showy, White, Green-yellow
Flower Scent:
None
Flower Time at Peak:
Jun, Jul
Additional Info:
spadix-like but no spathe
Fruit Type:
Berry (true)
Fruit Colour:
Brown
Fruiting Time:
Sep, Oct
Additional Info:
Not showy
Bark or Stem Colour:
n/a
Organ Modifications:
Fibrous-like roots, Rhizomes
Propagation:
Division - below ground parts
Maintenance:
Low
Pest Susceptibility:
(Pest resistant, Disease resistant, Deer resistant)
Specific Pests:
Rabbits
Course(s):
- HORT 1155
- Level 3 Apprenticeship
Location(s):
- (GAZ) GAZebo
- (GAZE) GAZebo East
- (GAZS) GAZebo South