UCCE Master Gardeners of San Joaquin County
University of California
UCCE Master Gardeners of San Joaquin County

Posts Tagged: agricultural weed

Common purslane: weed it and eat it

Common purslane leaves and flowers (Photo by Joe DiTomaso)

This has been a big year for purslane at the UC Davis farm. Common purslane (Portulaca oleracea) is a succulent summer annual weed with fleshy leaves and rubbery-looking stems. Native to Eurasia, or maybe Africa, purslane arrived in the Americas with the...

Brittle, easily broken stems help common purslane to spread (photo by Guy Kyser)
Brittle, easily broken stems help common purslane to spread (photo by Guy Kyser)

Brittle, easily broken stems help common purslane to spread (photo by Guy Kyser)

Left on the soil, purslane stem fragments form new roots (photo by Guy Kyser)
Left on the soil, purslane stem fragments form new roots (photo by Guy Kyser)

Left on the soil, purslane stem fragments form new roots (photo by Guy Kyser)

Posted on Friday, September 14, 2018 at 2:02 PM
Tags: agricultural weed (6), weeds (64)

New weed in California – African spiderflower (Cleome gynandra)

African spiderflower on fallow ground at the research farm

Dr. Mohsen Mesgaran, who joined the Weed Science Group this year as our weed ecophysiologist, found this plant growing on the research farm at UC Davis. African spiderflower is a summer annual broadleaf plant in the caper family (Cleomaceae), growing...

Nice-looking, diffuse flowering heads which give the plant its common name
Nice-looking, diffuse flowering heads which give the plant its common name

Nice-looking, diffuse flowering heads which give the plant its common name

A single floret showing elongated stamens and pistil
A single floret showing elongated stamens and pistil

A single floret showing elongated stamens and pistil

Posted on Friday, July 20, 2018 at 1:29 PM

FOUND: Japanese millet

Japanese millet

This just in from the UC Rice blog (http://ucanr.org/blogs/riceblog/). The author is Luis Espino, UC Cooperative Extension Rice Farm Advisor in Colusa-Glenn-Yolo Counties.   Japanese MilletAugust 26, 2013 Japanese millet is not a weed...

Posted on Tuesday, August 27, 2013 at 12:21 PM

Broadleaf weed control in cilantro

weed control in cilantro

Cilantro was produced on 5,543 acres in Monterey and Ventura Counties in 2011. The production of cilantro has shifted to high density 80-inch wide beds and a large proportion is now mechanically harvested. Hand weeding high density beds is very expensive...

Table 1
Table 1

Table 2
Table 2

weed control in cilantro
weed control in cilantro

Posted on Monday, April 8, 2013 at 9:00 AM
Tags: agricultural weed (6), cilantro (2), herbicide (61), vegetable (17), weed control (79)

Video on Alternative Cultivators available

Alternative Cultivators for Organic Vegetable Production video

A video entitled, "Alternative Cultivators for Organic Vegetable Production" is now available on YouTube. The video was produced by Aaron Heinrich and Richard Smith and presents information on new developments in automated weed control technology...

Posted on Monday, March 26, 2012 at 7:22 AM

Next 5 stories | Last story

 
E-mail
 
Webmaster Email: mdhachman@ucdavis.edu