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Hay sedge

Carex argyrantha

Also called Silvery Hay Sedge, Silvery Oval Sedge, Silvery Flowered Sedge

Hay sedge
Photo: Zihao Wang, CC BY 4.0

Carex argyrantha, the hay sedge, is a grass-like perennial sedge native to eastern Canada and the northeastern United States, usually found in rocky woodlands and on sandstone ledges. It is a tough, low-maintenance plant that suits shaded, well-drained rocky sites.

Family
Cyperaceae (Cyper family)
Grows as
Grass
Light
Part shade, Shade
Water
Water regularly while establishing, then once soil is dry; avoid waterlogging.
Soil
Well-drained, gritty or rocky soil, loam or leaf mould.
Temperature
Hardy in cold winters, roughly USDA zones 4 to 8; tolerates summer heat if moisture is kept up.
How easy
Easy
Native range
E. Canada to NE. & EC. U.S.A.
Climate
temperate

About

Carex argyrantha, the hay sedge, is a species of flowering plant in the family Cyperaceae. It is native to eastern Canada and the east-central and northeastern United States, and has gone extinct in Delaware. It typically grows in rocky woodlands and on sandstone ledges and has potential for use on green roofs.

Other Carex plants

Carex abitibiana · Indian Valley sedge · Abruptbeak sedge · Thicket sedge · Small Dusky Sedge · Seoul Sedge · Acid Loving Sedge · Carex acocksii · Slender Tufted-sedge · Carex acutata · Lesser pond sedge · Circumpolar sedge

Text excerpted from the Wikipedia article Carex argyrantha by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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