Overview

Acorus gramineus 'Variegata' is a clump forming perennial in the genus Acorus, part of the Acoraceae family, with semi evergreen foliage. It typically grows around 0.3 m tall. Acorus gramineus 'Variegata' grows best in full sun, and tolerates most soils and neutral pH. Its UK hardiness is rated H6. Suggested uses include water gardens, borders and containers. It is native to Japan, Korea and eastern Asia.

About

Acorus gramineus, commonly known as Japanese sweet flag, Japanese rush, grassy-leaved sweet flag, and grass-leaf sweet flag, is a botanical species belonging to the genus Acorus, native to Japan, Korea, and eastern Asia. The plant usually grows in wetlands and shallow water.

Wikipedia contributors, CC BY-SA 4.0Acorus gramineus

About the genus

Acorus is a genus of monocot flowering plants. This genus was once placed within the family Araceae (aroids), but more recent classifications place it in its own family Acoraceae and order Acorales, of which it is the sole genus of the oldest surviving line of monocots.

Growing conditions

Best soil and position for Acorus

Sunlight
Full sun
Soil type
Sandy, Loamy, Clay
Soil pH
Neutral
Soil moisture
Moist but well-drained, Wet
Aspect
South-facing
Exposure
Full sun, Partial shade
UK hardiness
H6

Plant details

Acorus gramineus 'Variegata' size, habit and characteristics

Plant type
Perennial
Habit
Clump forming
Foliage
Semi evergreen
Height
0.3 m
Suggested uses
Water gardens, Borders, Containers
Native to
Japan, Korea, eastern Asia

Care notes

Pruning and caring for Acorus gramineus 'Variegata'

Cultivation
Prefers moist, well-drained soil; tolerates wet conditions; plant in full sun to partial shade
Pruning
Trim back old foliage in early spring to encourage fresh growth
Propagation
Division in spring or autumn
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free

Frequently asked questions

How do I grow Acorus gramineus 'Variegata'?

Prefers moist, well-drained soil; tolerates wet conditions; plant in full sun to partial shade.

Where is the best place to plant Acorus gramineus 'Variegata'?

Acorus gramineus 'Variegata' prefers full sun. It suits full sun and partial shade positions.

What soil does Acorus gramineus 'Variegata' need?

Acorus gramineus 'Variegata' is adaptable and grows happily in most soil types, including sandy, loamy and clay. It prefers neutral soil. Aim for soil that stays moist but well-drained to wet.

How do I prune Acorus gramineus 'Variegata'?

Trim back old foliage in early spring to encourage fresh growth.

How big does Acorus gramineus 'Variegata' grow?

Acorus gramineus 'Variegata' reaches a height of 0.3 m.

Is Acorus gramineus 'Variegata' hardy in the UK?

Acorus gramineus 'Variegata' has an RHS hardiness rating of H6, meaning it is very hardy, tolerating -20 to -15°C across most of the UK.

How do I propagate Acorus gramineus 'Variegata'?

Division in spring or autumn.