Colusa

Weather outlook: After further atypical cool, showery weather over the last week or so, the forecast for the next ten days shows a more settled period of dry weather with partial cloud cover and daytime highs gradually increasing towards 90F.

A number of you have checked in about large numbers of larvae and or butterflies that haven't been very common in the past years. We find them a lot on cheeseweed (Malva), but there is some damage on berries as you can see from the pictures below.

Weather outlook The next 10 days will see consistent warm, dry weather in the lower Sacramento Valley. Highs in the upper 70's or low 80's and overnight lows in the mid to low 50's will allow steady thrips development, and we should see numbers starting to build up.

General situation After a dry and warmer weekend, the weather will return to a cooler, unsettled pattern next week, with temperatures in the low-to-mid 60's and significant chance of further rain showers on several days.

New Series of Nitrogen Management Advice Available (Cal Ag Today) March 28 California growers can download a new series of publications summarizing efficient nitrogen management practices from UC Agriculture and Natural Resources.

Western Innovator: Putting biologicals to work (Capital Press) Padma Nagappan, March 11 Early in life, Surendra Dara decided that no matter which field he chose, he needed to make an impact on it. Always interested in science, he chose agriculture and specialized in entomology.

Hello. This is the first update for 2019 for the UC western flower thrips/tswv outlook for processing tomato. General outlook As a reminder the base temperature we use for estimating thrips development is 45F.

El-Kereamy named UCCE citrus specialist Ashraf El-Kereamy was appointed UC Cooperative Extension citrus horticultural specialist in the Department of Botany and Plant Sciences at UC Riverside on Feb. 1, 2019.

We hope you can join us for our field day! Agenda and directions are below. Contact Sarah Light with questions: selight@ucanr.edu ~ 530-822-7515.

UC Cooperative Extension is Pleased to Announce Two Upcoming Events: Wheat Field Day in Colusa County Tuesday, March 12th ~ 9:00-11:00 am Topics Include: -Small Grains Variety Testing and Resources -Optimizing Nitrogen Management in Small Grains -Soil Nitrate Quick Test Demo Contact Sarah Light, Agr...