Field Brome (RCMAP)

Field brome (Bromus arvensis) and Japanese brome (Bromus japonicus), two of the 13 species combined in the Exotic Annual Grass layer. Modeled by USGS RCMAP at 30m from weekly HLS composites and field observations in the BLM AIM database and RCMAP plots, for early March through early September. See the USGS product page for methodology.