Scientific Name: Acorus gramineus 'Variegatus'
Common Name: variegated sweet flag, variegated Japanese flag
Family Name: Acoraceae
Origin: Garden origin, S.E. Asia / Japan / China
Hardiness Zone: Zone 6: (-23 to -18 °C)
Plant Type: Aquatic plant, Ground cover, Poales (grass-like)
Mature Size: 0.2 - 0.4m x 0.3 - 0.6m (height x width)
Habit: Arching, Stiffly upright
Form: Oval - horizontal
Texture: Fine
Landscape Uses: Aquatic - ponds, Container planting, Erosion control, Fall interest, Ground cover, Group or mass planting, Herb, Perennial border, Waterside planting, Wetland - bogs
Exposure: Full sun only if soil kept moist, Part sun/part shade
Soil or Media: Bog
Leaves: Simple, Basal, Soft flexible, Parallel venation, Glabrous, Linear, Entire
Flowers: Spadix (& spathe), White, Green-yellow, Jun-Jul
Fruit: Berry (true), Brown, Sep-Oct
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.