Utah State University Extension
This fact sheet describes prostrate spurge and spotted spurge that are low-growing annual weeds that can be problematic in landscapes in Utah, and provides management tips.
Beddes, Taun; Caron, Michael; Kopp, Kelly; and Ransom, Corey, "Prostrate and Spotted Spurge Management in Home Landscapes" (2017). All Current Publications. Paper 1795.