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Deertongue

Dichanthelium clandestinum

Also called Deertongue Dichanthelium, Deer Tongue Grass, Deer Tongue Panicgrass, Hidden Panicgrass, Panic Clandestin, Deer Tongue Witchgrass

Deertongue
Photo: Matthew C. Perry, USGS, Public domain

Deertongue is a rhizomatous perennial grass native to eastern North America, forming clumps of stems up to about 1.4 m tall. It is grown mainly as a native ornamental or for naturalizing, and it spreads readily in moist, shaded or semi-shaded woodland edges.

Family
Poaceae (Grass family)
Grows as
Grass, Perennial
Light
Part shade, Shade
Water
Keep soil evenly moist during establishment, then water during dry spells.
Soil
Moist, humus-rich, well-drained loam or woodland soil.
Temperature
Hardy in cold winters; suited to temperate climates, roughly USDA zones 4 to 8.
How easy
Easy
Native range
E. Canada to C. & E. U.S.A.
Climate
temperate

About

Dichanthelium clandestinum is a species of grass known by the common name deertongue. It is native to eastern North America, including eastern Canada and the eastern United States.

This species is a rhizomatous perennial grass forming clumps of hairy stems up to 1.4 meters tall. Five to 10 leaves are located along the stem. Each is up to 25 centimeters long by 3 wide, lance-shaped, sometimes rigid, and hairless to slightly hairy. There are two types of inflorescence. The main panicle contains many spikelets with flowers that open and are pollinated. Another type of inflorescence contains cleistogamous flowers: flowers which do not open and pollinate themselves. These are located in the sheaths of the stem leaves and are sometimes hidden. They are produced later in the year than the open panicle. There are about 400,000 seeds per pound.

Other Dichanthelium plants

Needleleaf rosette grass · Tapered rosette grass · Bosc's panicgrass · Variable panicgrass · Blood panicgrass · Cypress panicgrass · Cypress Panicgrass · Hirst's panicgrass · Woolly Panicgrass · Openflower rosette grass · Leiberg's panicum · Rough panicgrass

Text excerpted from the Wikipedia article Dichanthelium clandestinum 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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