Scientific Name: Acorus calamus 'Variegatus'
Common Name: variegated sweet flag
Family Name: Acoraceae
Origin: Central / west Asia, Europe, Garden origin, South Asia / India
Hardiness Zone: Zone 3: (-40 to -34 °C)
Plant Type: Aquatic plant, Herbaceous perennial
Mature Size: 0.7 - 1.3m x 0.3 - 0.6m (height x width)
Habit: Stiffly upright
Form: Vase
Texture: Coarse
Landscape Uses: Accent plant, Aquatic - ponds, Group or mass planting, Herb, Summer interest, Wetland - bogs, Woodland margin
Exposure: Full sun only if soil kept moist, Part sun/part shade
Soil or Media: Bog, Humus rich
Leaves: Simple, Basal, Leathery, Heavily veined, Distinctive smell, Linear
Flowers: Spadix (& spathe), Yellow, Green, Aug
Fruit: Berry (true), Aborted (hybrids) or absent, Green, Brown, Sep
Key ID Features:
Leaves sword-shaped, iris-like, fragrant when crushed, up to 2cm wide, with wavy or crimped margins, tapering into a long, acute point, pink sheathing at bases; rhizome thick, spreading near soil surface; spadix 5-9cm in long, greenish-yellow, emerge part way up the shoot.