USA NPN National Phenology Network

Taking the Pulse of Our Planet

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USA National Phenology Network

The USA-NPN brings together volunteer observers, government agencies, non-profit groups, educators and students of all ages to monitor the impacts of climate change on plants and animals in the United States.


February 3rd, 2023

Through a collaboration with the US Geological Survey, the USA-NPN has released a Pheno Forecast indicating when red brome (Bromus rubens) flowers and senesces. This information can support grazing rotations as well as estimations of wildfire risk. We are inviting input on this forecast via a one-time brome reporting form that includes phenological stages for both red brome and cheatgrass.

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