Dermatophyllum secundiflorum is a species of flowering shrub or small tree in the pea family, Fabaceae, that is native to the southwestern United States (Texas, New Mexico) and Mexico (Chihuahua and Coahuila south to Hidalgo, Puebla and Quer‚taro)
It is really thirsty, water freely during growing months and moderately in Winter. Keep soil evenly moist, but do not overwater making the soil too soggy.