Stem

  • Up to 5 ft. tall; round in cross-section; grows in bunches 
Photo of crimson fountaingrass stem
Crimson fountaingrass stem

Leaves

  • Blades are flat to v-shaped, 0.5-2 ft. long and less than 0.16 in. wide; edges (margins) have long hairs, particularly near the collar 
Photo of crimson fountaingrass plant
Crimson fountaingrass plant

Flower

  • Spike, 3-12 in. long and 1-2 in. wide; purplish bristles; can be droopy 
Photo of crimson fountaingrass plant
Crimson fountaingrass flower

Root

  • Fibrous
Photo of a hill with a field crimson fountaingrass plants

Other

  • Grows best in climates with mild winters; often infests disturbed areas such as roadsides, desert areas, washes and waste areas; known to occur in Clark county
  • Perennial; reproduces by seed
  • Can be a fire hazard
  • Ornamental; cultivars that DO NOT produce viable seed are NOT considered noxious in Nevada.
 

Control

  • Hand removal (including the crown) of individual plants is effective for small infestations; burning is NOT effective and may cause weed density to increase
  • Apply fluzaifop, glyphosate or sethoxydim to actively growing plants; imazapyr pre- or post emergence 
Blecker, L., Creech, E., Dick, J., Gephart, S., Hefner, M., Kratsch, H., Moe, A., Schultz, B. 2020, Nevada Noxious Weed Field Guide – Crimson fountaingrass, Extension, University of Nevada, Reno, Field Guide

Learn more about the author(s)

 

Also of Interest:

 
Nevada’s Priority Agricultural Weeds: Hoary Cress
Plants commonly referred to as hoary cress (Cardaria sp.), or short whitetop, are one of three different but closely related perennial forbs. The Cardaria species are widespread across all eleven Western states, including every county in Nevada.
B. Schultz, S. Foster 2021, Extension, University of Nevada, Reno, SP-21-03
African mustard plant
Nevada Noxious Weed Field Guide – African mustard
African mustard is a noxious weed that has been identified by the state of Nevada to be harmful to agriculture, the general public, or the environment. Learn more about this weed.
Blecker, L., Creech, E., Dick, J., Gephart, S., Hefner, M., H. Kratsch, Moe, A., Schultz, B. 2020, Extension, University of Nevada, Reno, Field Guide
Photo of common crupina stem
Nevada Noxious Weed Field Guide – Common crupina
Common crupina is a noxious weed that has been identified by the state of Nevada to be harmful to agriculture, the general public, or the environment. Learn more about this weed.
Blecker, L., Creech, E., Dick, J., Gephart, S., Hefner, M., Kratsch, H., Moe, A., Schultz, B. 2020, Extension, University of Nevada, Reno, Field Guide
Photo of Common St. Johnswort plant
Nevada Noxious Weed Field Guide – Common St. Johnswort
Common St. Johnswort is a noxious weed that has been identified by the state of Nevada to be harmful to agriculture, the general public, or the environment. Learn more about this weed.
Blecker, L., Creech, E., Dick, J., Gephart, S., Hefner, M., Kratsch, H., Moe, A., Schultz, B. 2020, Extension, University of Nevada, Reno, Field Guide
Photo of dalmatian toadflax plant
Nevada Noxious Weed Field Guide – Dalmatian toadflax
Dalmation toadflax is a noxious weed that has been identified by the state of Nevada to be harmful to agriculture, the general public, or the environment. Learn more about this weed.
Blecker, L., Creech, E., Dick, J., Gephart, S., Hefner, M., Kratsch, H., Moe, A., Schultz, B. 2020, Extension, University of Nevada, Reno, Field Guide
 

Associated Programs

master gardeners in garden

Master Gardeners of Washoe County

Master Gardeners provide free, research-based horticulture information to Nevadans.

placeholder image - 1

Master Gardeners of Douglas County

Learn about the Master Gardener program in Douglas County, Nevada.

Master Gardeners at tabling event

Master Gardeners of Nevada

Program trains local gardeners to provide research-based horticulture information to Nevadans