UC Weed Science

For four decades, when a new plant disease infects fields of lettuce or a new regulation is issued for agriculture, vegetable farmers across the state have turned to Richard Smith, the University of California Cooperative Extension vegetable crops advisor, for answers.

Branched broomrape is a parasitic plant that is an A-listed noxious weed in California, requiring crop destruction and a hold order to be placed on reported fields.

Washington State University (WSU), Department of Crop and Soil Sciences (CSS) within the College of Agricultural, Human, and Natural Resources Sciences (CAHNRS), is seeking a dynamic, motivated, and problem-solving researcher and extension specialist to join an extraordinary team of scientists and e...

In the middle of January, the California Weed Science Society celebrated its 75th anniversary with a meeting in Monterey, California. We had a good number of attendees with nearly 550 people registering and attending our conference. There were lots of great presentations made during the sessions.

Sucker control in Oregon hazelnut orchards is a season-long struggle against the tree's natural growth habit. Hazelnut trees grow naturally as a multi-stemmed bush, but in Oregon, hazelnuts are trained as a single-trunk tree to facilitate mechanical maintenance, harvest, and reduce pathogens.