Weed Research and Information Center

Weed Science School

Fall 2025 :: UC Davis

Scheduled during the Fall of odd-numbered years

The Weed Science School is an intensive 2-1/2-day course focusing on the mode and mechanism of herbicide activity in plants and the fate of herbicides in the environment. The course covers herbicide selectivity, resistance and additives. Weed biology, ecology and seed bank dynamics are also covered. These topics are presented in a lecture format. Laboratory activities focus on recognition of herbicide symptoms and broadleaf and grass weed identification.

The school is designed for those involved in consulting, research, development, or sales of agricultural chemicals in either the private or public sector. Emphasis is on herbicides registered for use in California and important weeds within the state. A handbook will be provided with lecture summaries and additional information.

Weed Science School will provide a rare opportunity for professionals to efficiently update their understanding of weed science and the action of herbicides in the plant and the environment. This course is designed for the working professional who can appreciate the latest research provided by some of the most respected Weed Scientists in the world.

The course fee includes all course materials and lunch each day. Class size is limited so early enrollment is suggested.

To be added to the event mailing list or if you have questions, send an email to the UC Weed Research & Information Center at wric@ucdavis.edu.