Grass-leaved Sweet Rush
Acorus gramineusfam. Acoraceae
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Pl. 69FC — Acorus gramineus
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IOverview
Overview
Grass-leaved Sweet Rush (Acorus gramineus) is a perennial plant native to regions including Bangladesh, Cambodia, China, East Himalaya, Hainan, Inner Mongolia, Japan, Korea, Laos, Myanmar, Philippines, Primorye, Taiwan, Thailand, Tibet, and Vietnam. Known for its light requirement of full sun and preference for moist or wet environments with well-draining soil types such as sandy, medium, or clay, this plant thrives in USDA hardiness zones 6-10. It is both edible, with the root being the part used, and medicinal, with documented uses supporting its traditional applications. This species can grow up to 0.3 meters tall and is valued for its ornamental qualities as well, making it a versatile addition to gardens and landscapes.
Quick answers
What is Grass-leaved Sweet Rush?
Grass-leaved Sweet Rush (Acorus gramineus) is a perennial plant native to regions including Bangladesh, Cambodia, China, East Himalaya, Hainan, Inner Mongolia, Japan, Korea, Laos, Myanmar, Philippines, Primorye, Taiwan, Thailand, Tibet, and Vietnam.
IV·bMixology suggestions
2 drafts
Mixology suggestions
2 draftsEditorial drafts. These pairings are AI-suggested from traditional herbal lore. Always verify with a qualified herbalist before brewing.
Stress Relief
stresstincture
Historically used to alleviate stress.
Growingconditions · propagation · uses
VCultivation
Cultivation
Grass-leaved Sweet Rush thrives in full sun and prefers moist to wet soil, making it ideal for garden ponds or bog gardens. It can grow in light (sandy), medium, or heavy (clay) soils. This perennial is hardy in zones 6-10 and reaches a height of about 30 cm. For propagation, divide the roots in spring or propagate from seeds. The edible parts are the roots, which can be harvested after the plant has established itself.
Light
Full sun
Water
Moist, Wet, water
Soil
Light (sandy), Medium, Heavy (clay)
Hardiness
6-10
Life cycle
Perennial
Mature size
0.3 m tall
For first-time growers
How to grow Grass-leaved Sweet Rush for the first time
8steps
Start with Grass-leaved Sweet Rush as a simple, low-maintenance perennial for your garden.
- 1
What you'll need
Acorus gramineus plants or seeds, potting soil, containers if planting in pots.
- 2
Best time to plant
Plant Acorus gramineus in spring after the last frost or early fall before the first freeze.
- 3
Soil and container prep
Use a well-draining potting mix. Ensure containers have drainage holes.
- 4
Sowing or transplanting
Transplant young plants from nurseries, or sow seeds directly in moist soil.
- 5
First two weeks
Keep the soil consistently moist and place the plant in a partially shaded area to acclimate.
- 6
Ongoing care
Provide partial shade, keep soil moist but not waterlogged. Fertilize sparingly with a balanced fertilizer.
- 7
Harvest or pruning
Prune dead foliage to maintain the plant's appearance and encourage new growth.
- 8
Common mistakes
Overwatering, planting in full sun, using heavy fertilizers, neglecting to prune.
VIEdible & utility
Edible & utility
Edible parts:Root
Edible uses: Condiment
Other uses:Essential OilPest controlGround coverFragrance
Contextrange · companions · related
VIIDistribution
20 native · 2 introduced
Distribution
20 native · 2 introducedDistribution across2 continents· 20 native· 2 introduced
Europe1 region
introduced (1)United Kingdom
Asia11 regions
native (11)BangladeshCambodiaChinaJapanLaosMyanmarPhilippinesSouth KoreaTaiwanThailandVietnam
Broader regions
native:East Himalaya, Hainan, Primorye
introduced:Virginia
IXSpecimen gallery
1 image
Specimen gallery
1 imageXI
Explore further
Companion planting
Growing zone
XII
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