Juncaceae

common rush

Juncus effusus

Synonyms

Agathryon effusum ssp. solutum
Juncus effusus var. solutus

Other Common Names

smooth rush

Plant Type

Grass/Grass-like

Life Cycle

Perennial

Typical Size

2-4 ft. tall
2-4 ft. wide

Tolerant of

Occasional Flooding

Inolerant of

Dry Soil

Propagation

By seed, By division

Plant Propagation Notes

Clumps are easily divided. Seeds should be cold moist stratified for 60 days.

Plant Planting Notes

Provide up 4 ft spacing.

Plants/Diseases

No significant disease or pest issues.

Wildlife Benefits

Fruit/seeds for birds

Leaves

Leaves basal, bladeless sheaths.

Flowers

Tiny yellowish green flowers on cyme.

Fruit

Capsule.

Toxicity

No known toxicity.

Juncus effusus

USDA Hardiness Zones

3, 4, 5, 6, 7, 8, 9, 10

Light Exposure

Full Sun

Soil Moisture

Moist, Aquatic Plant

Soil Drainage

Well-drained, Poorly Drained

Soil pH

Neutral (6.0-8.0)

Native in South Carolina?

Yes

Plant Native Habitat

A variety of wet habitats including margins of streams, ponds, and lakes as well as swamps and marshes.

Global Conservation Status (NatureServe)

Secure (G5)

Federal Conservation Status (USFWS)

Not Listed

Distribution Notes

Common throughout South Carolina.

Subspecies

Numerous subspecies exist. The subspecies in the southeast is Juncus effusus ssp. solutus