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Schoenoplectus acutus var. acutus

Schoenoplectus acutus (Muhl. ex Bigelow) Á. Löve & D. Löve var. acutus

Hardstem Bulrush

Cyperaceae (Sedge Family)

Synonym(s): Schoenoplectus lacustris ssp. acutus, Scirpus acutus, Scirpus lacustris


USDA Native Status: L48 (N), AK (N), CAN (N), SPM (N)

A stout, rhizomatous, grass-like perennial with erect, olive-green culms from 9-15 ft. in height. The panicle is stiff; made up of clusters of reddish-brown spikelets.


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Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Leaf: Green
Size Class: 3-6 ft.

Bloom Information

Bloom Color: Green
Bloom Time: Apr , May


USA: AK , AR , CO , CT , IA , IL , IN , KS , KY , MA , ME , MI , MN , MO , MT , NC , ND , NE , NH , NJ , NM , NY , OH , OK , PA , RI , SD , TX , UT , VA , VT , WA , WI , WV , WY
Canada: BC , NB , NS , PE
Native Distribution: N.S. to B.C., s. to NC,TN, TX & CO
Native Habitat: Marshes; ponds; bogs

Growing Conditions

Water Use: High
Light Requirement: Sun
Soil Moisture: Wet
CaCO3 Tolerance: Medium
Soil Description: Wet soil to standing water.
Conditions Comments: Withstands alkalinity. Very valuable for providing shoreline protection.


Description: Germinating seed in water at 86-90 degrees in continous high light gives good results.
Seed Collection: Store fresh, undried seeds in water in refrigerator 6 months.
Seed Treatment: See seed storage notes.
Commercially Avail: yes

Find Seed or Plants

Find seed sources for this species at the Native Seed Network.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Native Seed Network - Corvallis, OR

Additional resources

USDA: Find Schoenoplectus acutus var. acutus in USDA Plants
FNA: Find Schoenoplectus acutus var. acutus in the Flora of North America (if available)
Google: Search Google for Schoenoplectus acutus var. acutus


Record Modified: 2007-01-01
Research By: TWC Staff

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