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Grassy arrowhead

Sagittaria graminea

Also called Grass Leaved Arrowhead, Grass Leaf Arrowhead, Coastal Arrowhead, Delta Arrowhead, Slender Arrowhead, Grassleaf Arrowhead

Grassy arrowhead
Photo: Jomegat, CC BY-SA 3.0

Sagittaria graminea is a perennial aquatic herb native to eastern North America, grown mainly in ponds and wet margins for its grass-like foliage and small white flowers. Keep its roots submerged or constantly moist and give it full sun.

Family
Alismataceae (Alismat family)
Grows as
Grass, Aquatic
Light
Full sun, Part shade
Water
Keep roots submerged or in constantly wet soil; it can grow in shallow water up to about 60 cm deep.
Soil
Heavy loam, clay or pond mud, kept wet.
Temperature
10–30 °C; hardy in cold climates when rootstock is below the frost line in pond mud.
How easy
Easy
Native range
E. Canada to C. & E. U.S.A., W. Cuba
Climate
temperate

About

Sagittaria graminea, the grassy arrowhead or grass-leaved arrowhead, is an aquatic plant species native to eastern North America.

Where it grows

The species is known from every Canadian province from Ontario to Newfoundland, and every US state from the Great Plains to the Atlantic, plus Colorado, New Mexico and Cuba. It is considered naturalized in Washington state and in Vietnam. It grows in wet areas such as marshes and the banks of rivers and lakes.

Other Sagittaria plants

Kansas arrowhead · Longbeak arrowhead · Shortbeak arrowhead · Crested arrowhead · Arumleaf arrowhead · Chihuahuan arrowhead · Engelmann's arrowhead · Bunched arrowhead · Threadleaf arrowhead · Quillwort arrowhead · Springtape · Bulltongue arrowhead

Text excerpted from the Wikipedia article Sagittaria graminea 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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