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Longbarb arrowhead

Sagittaria longiloba

Also called Long Barb Arrowhead, Longlobe Arrowhead

Longbarb arrowhead
Photo: Internet Archive Book Images, Public domain

Longbarb arrowhead (Sagittaria longiloba) is a perennial aquatic plant from North America, grown in ponds and shallow water from a spherical tuber. It needs a sunny, shallow, still-water spot with its roots in mud.

Family
Alismataceae (Alismat family)
Grows as
Aquatic, Bulb
Light
Full sun
Water
Keep the roots submerged in shallow water or constantly moist mud at all times.
Soil
Heavy garden loam or pond mud, kept wet.
Temperature
Grows in subtropical to warm temperate conditions; protect from hard freezing, as the tuber needs to be kept from freezing solid.
How easy
Easy
Edible
Yes, some parts
Native range
C. & SW. U.S.A. to Mexico, Nicaragua, NW. Venezuela
Climate
subtropical

About

Sagittaria longiloba is a North American species of flowering plant in the water plantain family known by the common name longbarb arrowhead and Gregg arrowhead.

Where it grows

It is native to the south-central and southwestern United States (Texas, New Mexico, Oklahoma, Kansas, Nebraska, Arizona and California) plus Mexico, Venezuela and Nicaragua. It is also reportedly naturalized in the western Himalayas of India and Bhutan. It grows in slow-moving, stagnant, and ephemeral water bodies such as ponds and small streams, and sometimes disturbed and cultivated habitat such as rice fields and irrigation ditches.

Other Sagittaria plants

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

Text excerpted from the Wikipedia article Sagittaria longiloba 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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