Center for Landscape & Urban Horticulture
University of California
Center for Landscape & Urban Horticulture

Welcome!

Oak Trees on Golf Course
Welcome to the Center for Landscape and Urban Horticulture (CLUH), an information resource of the University of California Cooperative Extension (UC Cooperative Extension). The CLUH supports UC Cooperative Extension educational and applied research programs serving California's environmental horticulture industry. This site features science-based information on:

 

Please review our Mission Statement.

 

Low Water Landscape
For the latest science-based information on landscape water needs, please visit our pages under Landscape Water Conservation and Irrigation Management.

 

 

 

Cactus Garden LA Arboretum
Information is contributed by University of California Cooperative Extension scientists. All content is reviewed by these or other experts to assure it is authoritative and science-based. Featured are summaries of technical topics, fact sheets, newsletters, reports, commentary, and web links.

 

 

Calif. water use pie chart 2015
THE 9%: Landscape irrigation accounts for just 9% of water use in California, yet landscapes are under relentless attack as California confronts ongoing drought.  The facts presented here show how these attacks are misguided and that there are ways to conserve water without degrading landscape plantings.

 

Does the landscape you manage have a water budget or water conservation goal that seems impossible to meet? Read about Five Simple Steps for Conserving Landscape Water.

Wet_grass

 

For Home Gardening information and resources, please visit the University of California Garden Web 

Raised Bed Gardening

UPCOMING EVENTS

What's new in Landscape and Urban Hort?

Masks and Covers in the Garden

Juvenile racoon (Credit: L Fitzhugh)

These days, most people are wearing masks when out in public for personal protection for themselves or others. In nature, there are a few pests that have their own type of face coverings, markings, or that other types of protective covers or...

Stars and Stripes

Yellow starthistle flower<br>(Credit: Jack Kelly Clark)

While many of you are preparing for the 4th of July holiday, we at UC IPM are also thinking about stars and stripes but in a slightly different way: yellow starthistle and striped skunks. We usually have pests on the brain, so we wanted to remind you of...

Invasive Plants: Don't Encourage 'Bad Neighbors'

Invasive Plants

What do ice cream, potato chips, Scotch and Spanish Broom, and Tree of Heaven have in common? While they're all tempting to indulge in, less is more. In fact, plants such as Scotch, Spanish Broom, Tree of Heaven, Pampas Grass, Green Fountain Grass, and...

National Pollinator Week 2020

Adult honey bee,<i>Apis mellifera</i>. (Credit: Jack Kelly Clark)

This year, National Pollinator Week is June 22 to June 28, celebrating the value that pollinators such as bees, birds, butterflies, bats, and beetles provide to the ecosystem. Pollinators, and natural enemies, can be harmed by pesticides when people are...

Concluding Invasive Species Action Week

Nutria. [Credit: Tony Northrup]

In the last week, we have highlighted some invasive species that damage and threaten California's natural resources. If you missed any of our posts, click on the species listed below. Sudden oak death Brown marmorated stink bug Tree squirrels Shot...

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