Moss

Updated June 15, 2022

Moss infestations are a chronic problem on many cool season greens. In this Reference, we summarize the latest information on optimum practices for managing infestations of silvery threat moss, Bryum argenteum.

Damage Caused

- Symptoms of invasion: small, silver dollar sized velvety green patches that can coalesce into much larger patches if not managed - Plants attacked: low mown bentgrass and poa

Predicting Infestation

Growth of moss is triggered by a threat temperature of 50F (10C)

Monitoring Techniques

Monitor for…