Alfalfa & Forage News

A new caterpillar was found this fall on alfalfa in the Palo Verde Valley of California and several other alfalfa growing areas of western Arizona.

Sudangrass (Sorghum bicolor L.) is a type of sorghum which is widely grown for hay, greenchop or grazing systems. Typically over 50,000 acres of sudangrass are grown for hay in the Imperial Valley of California, much of it exported to Japan.

Healthy soils are key for ensuring optimum plant health for high quality, high yielding alfalfa stands, not to mention long-term crop production.

UC Cooperative Extension and UC Davis will host a Healthy Soils Program field meeting on compost. The meeting will take place on Thursday, July 28th from 10:00am to 11:30am. The meeting will take place off of S. Landi Road, on Roberts Island in the Delta.

Insecticide resistance in alfalfa weevils is spreading across California Insecticide resistance is alive and well in alfalfa. Growers in Scott Valley, Palo Verde Valley, and the Los Banos area have reported issues with control failures for alfalfa weevil. In 2016, Dr. Steve Orloff and Dr.