Q: What is this pretty little weed plant (above, right)?
A: Your plant is called broom snakeweed (Gutierrezia sarothrae). It’s a native plant and regarded as a weed, especially where livestock graze, because it is poisonous.
Peter L. Warren is the urban horticulture agent for the Pima County Cooperative Extension and the University of Arizona. Questions may be emailed to tucsongardensage@gmail.com