UC Master Gardeners, Santa Clara County, CA
University of California
UC Master Gardeners, Santa Clara County, CA

Posts Tagged: fungi

Anthracnose Pest Note Updated

Black leaf spots caused by Chinese elm anthracnose.<br>(Credit: Jack Kelly Clark)

Anthracnose is a group of fungal diseases that infect many trees and shrubs, causing dark lesions...

Posted on Thursday, May 14, 2020 at 3:16 PM
Tags: anthracnose (1), Crump (1), Downer (3), fungi (7), landscape (42), pest management (44), Pest Notes (78), resistant cultivar (1), Swain (3), trees (13), UC IPM (240)
Focus Area Tags: Pest Management Yard & Garden

Armillaria Root Rot in Landscape Trees

Armillaria mushrooms grow in clusters, have a ring around their stem, and are tan to honey colored. (Credit: J Turney)

What is Armillaria Root Rot? Armillaria root rot is a severe fungal disease that affects trees,...

Posted on Thursday, February 20, 2020 at 4:08 PM
Tags: Armillaria (2), control (52), disease (40), Downer (3), fungi (7), IPM (62), Lacan (3), landscape (42), management (37), pest (91), Pest Notes (78), tree (18), tree care (3), UC IPM (240)

Wood Decay Fungi in Landscape Trees

A conk, the fruiting body of the fungus <i>Phellinus ignarius</i> on black walnut. (Credit: AJ Downer, UCCE Ventura County)

Landscape trees provide welcome shade, fruit, homes for wildlife, and even a place for kids to...

Posted on Friday, August 23, 2019 at 9:56 AM
Tags: control (52), decay (1), disease (40), Downer (3), fungi (7), IPM (62), landscape (42), management (37), Pest Notes (78), pests (60), tree care (3), UC IPM (240)

Invasive Spotlight: Shot Hole Borers and the Diseases They Carry

Discolored patches on bark from polyphagous shot hole borer adults boring into a tree trunk. (Credit: Akif Eskalen Lab, UC Riverside)

Shot hole borers are tiny insects the size of a sesame seed that don't look particularly harmful,...

Poster
Poster

Posted on Thursday, June 7, 2018 at 10:00 PM
Focus Area Tags: Pest Management Yard & Garden

Mushrooms and Other Nuisance Fungi in Lawns

Newly emerged inky cap mushrooms, Coprinus comatus. [R.M.Davis]

Wet weather is favorable to mushrooms, which are sometimes called toadstools. Mushrooms are the...

Posted on Monday, January 30, 2017 at 11:30 AM
Tags: bird''s nests (1), fungi (7), lawn (8), mushrooms (1), nuisance (7), puffballs (1), spores (1), stinkhorns (1), toadstools (1)

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