A grassland phenology model was embedded in RHESSys to model the phenology of moisture-driven annual grasslands in Mediterranean-type ecosystems in a new publication from Ryan Bart and Naomi Tague (UCSB) with Philip Dennison (U of Utah).
Bart, R. R., C. L. Tague, and P. E. Dennison. 2017. Modeling annual grassland phenology along the central coast of California. Ecosphere 8(7):e01875. 10.1002/ecs2.1875