Coleataenia longifolia ssp. rigidula

redtop panicgrass, redtop panicum
Family

Poaceae

Leaf Arrangement

alternate

Leaf Attachment

sheathing

Leaf Type

simple

Leaf Shape

linear

Growth Form

graminoid

Flower Color

purple

Flower Month

June - November

Height (meters)

0.4 - 1.0

Milky Sap

No

Armed/Unarmed

Unarmed

Origin

native

Lifespan

perennial

Growing Season

Warm season


Wetland Class

OBL

Wetland Coefficient of Conservatism

5

Prairie Coefficient of Conservatism

4

Field Characters

Leaves strongly ribbed, flat, folded at base, sheath loose, ligule tiny and hairy, inflorescence dark reddish and rigid.

Cultural Information

Seed germination for most members of the panicum is improved by cold/moist stratification, although many may be planted fresh (Steffen 1997).

Animal Use

This information is for the genera Panicum and Dicanthelium with note that, because of abundance and distribution, it is one of the country's most important food sources for ground-feeding songbirds and gamebirds. It is also valuable as livestock forage:

Natural History

The seeds of many Panicums were used as food in the Southwest, however, their importance as a food source was limited because they drop their seeds quickly after ripening (Doebley 1983). Found frequently in moist areas throughout Louisiana. Ranges throu

Habitat

Occurs in low, moist areas, often near water.