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sweet flag | Plant Finder | Fill My Garden

Home/Edibles/Vegetables

Edibles > Vegetables

sweet flag

Acorus calamus

Genus: Acorus
Family: Acoraceae
Common Names: beewort, calamus, cinnamon sedge, flagroot, myrtle flag, myrtle grass, myrtle sedge, sea sedge, sedge grass, sweet calamus, sweet myrtle, sweet sedge, water iris

About this plant

Spreading, deciduous, aquatic perennial 60-90cm in height, with strap-shaped, aromatic bright green leaves. Insignificant brown flowers to 7cm long are produced just below the tips of the leaf-like flower stems in midsummer

Growing Information

Height

0.5-1 Metres

Spread

0.5-1 Metres

Hardiness

Foliage

Deciduous

Growing Conditions

Sunlight

Full Sun

Soil

Chalk

AcidAlkalineNeutral

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Moisture

Poorly DrainedMoist But Well Drained

Aspect

West FacingEast Facing

Exposure

ShelteredExposed

Care Guide

Cultivation

Grow at pond margins in very moist or wet soils in full sun. Grows best in water no deeper than 22cm. Divide every few years to prevent congestion, See bog gardening, pond plants and Ornamental grasses cultivation

Pruning

Cut back after flowering

Propagation

Propagate by rhizome division at the beginning of the growing season. Pot up and plant out only when fully established

Pests

Generally pest-free

Diseases

Generally disease-free

Garden Uses

Uses

Ground Cover

Season of Interest

SpringSummerAutumn

Size & Characteristics

Height

0.5-1 Metres

Spread

0.5-1 Metres

Habit

Clump Forming

Time to Full Height

Five To Ten Years