Native Plants
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Carex flava
Carex flava L.
Yellow Sedge
Cyperaceae (Sedge Family)
Synonym(s): Carex flava var. fertilis, Carex flava var. gaspensis, Carex flava var. graminis, Carex flava var. laxior, Carex flava var. rectirostra, Carex nevadensis ssp. flavella
USDA Symbol: CAFL4
USDA Native Status: L48 (N), AK (N), CAN (N), SPM (N)
Spiky retrorse heads. Attracts insects and other small wildlife. (Ontario Native Plants 2002)
From the Image Gallery
Plant Characteristics
Duration: PerennialHabit: Grass/Grass-like
Root Type: Fibrous
Leaf Arrangement: Alternate
Leaf Venation: Parallel
Fruit Type: Achene
Size Notes: Up to about 30 inches tall.
Bloom Information
Bloom Color: White , Green , BrownBloom Time: Jun , Jul , Aug
Bloom Notes: Flowers inconspicuous. Bloom time refers to fruiting period.
Distribution
USA: AK , CT , ID , IN , MA , ME , MI , MN , MT , NH , NJ , NY , OH , PA , RI , VA , VT , WA , WI , WYCanada: NB , NL , NS , ON , PE
Native Habitat: Prairie/Meadow/Field,Rocky Bluff,Lakeshores
Growing Conditions
Light Requirement: SunSoil Moisture: Moist
Soil pH: Alkaline (pH>7.2)
CaCO3 Tolerance: High
National Wetland Indicator Status
Region: | AGCP | AK | AW | CB | EMP | GP | HI | MW | NCNE | WMVE |
Status: | OBL | OBL | OBL | OBL | OBL | OBL | OBL | OBL |
From the National Organizations Directory
According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:North American Native Plant Society - Etobicoke, ON
Web Reference
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Carex flava in USDA PlantsFNA: Find Carex flava in the Flora of North America (if available)
Google: Search Google for Carex flava
Metadata
Record Modified: 2023-03-28Research By: TWC Staff