From the Topics in Subtropics blog
The following article is from the UC ANR Integrated Pest Management website, authored by Cheryl Wilen.
Puncturevine (Tribulus terrestris) is an aptly named summer annual found widely in California. Native...
“I hate crabgrass!” is a common lament I've heard from residents during my 35 years in UC Weed Science. However, four out of five times, the weed people are actually referring to is not crabgrass, but bermudagrass or dallisgrass. So why does knowing the name of the weed matter? It...
- Posted by: Gale Perez
Weed Day 2018 comes to UC Davis July 12
You can read about the latest weed-science research being conducted at UC Davis, but nothing beats seeing it for yourself. That's why pest control advisors, chemical company cooperators, faculty, students and regulatory officials continue to gather at UC Davis each July for Weed Day, an annual tour of the vast array of weed-control field trials underway.
This year's 62nd Annual Weed Day will be held Thursday, July 12, from/h2>
- Author: Cheryl A. Wilen
UCIPM and California Department of Pesticide Regulation are holding
at Long Beach on June 19 and Dixon on June 22 [8am-3pm]
Open to all but focused on school staff and landscape pest management contractors that work with (or want to work with schools)
The Department of Pesticide Regulation (DPR) has organized school-specific Weed Management Expos for educational facilities staff, school-affiliated contractors, and other interested community members. Topics will include:
- Practical application of saturated steam at school sites
- County laws,...
Occasionally plants show up in our office for identification and no one in the office knows what it is. So it's sent off to others who might know. This was the case of a perennial amaranth, also called goosefoot for some reason. This is Chenopodium californicum, also known as Blitum californicum.
Like other amaranths, it can be upright to 3 feet in height, or if mowed or grazed be more flattened or decumbent. It has a thick, fleshy stem that along with the leaves can be eaten. I guess pigs like it, because it's also called pigweed.
The leaves look sort of lettuce like, which gives it another name—Indian Lettuce.
The stem has also been used for...