A nuts and bolts meeting on what works to control distaff and how to be prepared to take action this growing season on your ranch.

Contact the Marin Department of Agriculture to get an Operator’s Identification Number.
Guy Kyser, UC Davis Weed Management Specialist – Woolly distaff and purple star thistle Identification and Management presentation

Handouts and other Resources:
- Conventional and organic options for the control of woolly distaff thistle
- Recommendations for control of woolly distaff and purple star thistle
- Methods for application calibration
- Woolly distaff thistle information
- Purple start thistle information