Colusa County
University of California
Colusa County

Posts Tagged: herbicide

What Do These Pesticide Terms Mean?

A retail shelf showing various pesticide containers. (Credit: Cheryl A. Reynolds)

[Originally published as “Pesticide Briefs: What Do These Terms Mean?” in the Fall 2018 issue of the Retail Nursery and Garden Center IPM News.] Last summer, we defined what a pesticide is and gave a few examples. Here, we...

Posted on Thursday, February 14, 2019 at 10:24 PM

Updated Landscape Weed Info

Mallow (cheeseweed). [Credit: Jack Kelly Clark]

Controlling weeds can be challenging to landscape professionals or home gardeners since landscapes often include a mix of turfgrass, annual plants, herbaceous perennials, shrubs, and trees. The newly revised publication Pest Notes: Weed Management in...

Mallow (cheeseweed). [Credit: Jack Kelly Clark]
Mallow (cheeseweed). [Credit: Jack Kelly Clark]

Mallow (cheeseweed). [Credit: Jack Kelly Clark]

Posted on Wednesday, October 3, 2018 at 10:53 AM
Tags: control (37), herbicide (5), IPM (58), landscape (26), manage (2), management (27), nonchemical (2), pest (75), plants (11), UC IPM (224), weeds (21), Wilen (11)
Focus Area Tags: Pest Management Yard & Garden

Managing Weedy Grasses

Fig 1. Large crabgrass. (Credit: Clyde Elmore)

[From the Spring issue of the UC IPM Retail Nursery & Garden Center News] “I hate crabgrass!” is a common lament I've heard from residents during my 35 years as a UCCE Weed Science Farm Advisor. However, four out of five times, the weed...

Posted on Wednesday, June 20, 2018 at 11:00 AM
Tags: bermudagrass (1), control (37), crabgrass (1), dallisgrass (1), herbicide (5), management (27), Pest Notes (58), Roncoroni (2), weeds (21)
Focus Area Tags: Pest Management Yard & Garden

Curling Leaves on Plants

Plant problem diagnostic tool menu.

If you are puzzled by curling leaves on plants in your garden or landscape, you may need to do some detective work to figure out the cause. Curling leaves can be caused by many problems, including insect damage, disease, abiotic disorders, or even...

Plant problem diagnostic tool menu.
Plant problem diagnostic tool menu.

Plant problem diagnostic tool menu.

Posted on Monday, May 21, 2018 at 1:16 PM
Tags: abiotic (4), aphids (44), damage (12), herbicide (5), leaf curling (1), peach leaf curl (5), thrips (8), UC IPM (224), whiteflies (4)
Focus Area Tags: Pest Management Yard & Garden

New UC IPM Database of Herbicide Symptoms

Repository home page. Users can search by by mode of action, herbicide chemistry, herbicide, plant, or damage symptoms.

Identifying nontarget crop and ornamental plant damage from herbicides has become much easier, with the launch of a new online photo repository by the Statewide IPM Program, University of California Division of Agriculture and Natural Resources. Dr....

Repository home page. Users can search by by mode of action, herbicide chemistry, herbicide, plant, or damage symptoms.
Repository home page. Users can search by by mode of action, herbicide chemistry, herbicide, plant, or damage symptoms.

Repository home page. Users can search by by mode of action, herbicide chemistry, herbicide, plant, or damage symptoms.

Posted on Wednesday, January 14, 2015 at 10:56 AM
Tags: Al-Khatib (1), damage (12), herbicide (5), IPM (58), symptoms (2)
 
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