Utah State University Extension
Teff (sometimes spelled tef) [Eragrostis tef (Zucc.) Trotter] is a relatively new forage crop to Utah that has grown in popularity in recent years. It is an annual, warm-season grass that is native to Ethiopia.
Creech, Earl; Laca, Mike; Barnhill, James; and Olsen, Shawn, "Teff Hay Production Guidelines for Utah" (2012). All Current Publications. Paper 1398.