Posts Tagged: tree care

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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, woody plants, and some herbaceous plants including palms and succulents. Also known as oak root fungus, Armillaria root rot can rapidly kill trees and...

Posted on Thursday, February 20, 2020 at 4:08 PM

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Tags: Armillaria (2), control (54), disease (43), Downer (3), fungi (8), IPM (62), Lacan (3), landscape (46), management (41), pest (100), Pest Notes (90), tree (19), tree care (3), UC IPM (263)

Focus Area Tags: Environment, Natural Resources, Pest Management, Yard & Garden

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 climb. But if the wood is damaged, disease-causing fungi can infect the tree. A number of fungal diseases decay wood in both tree branches and trunks,...

Posted on Friday, August 23, 2019 at 9:56 AM

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Author: Elaine Lander

Tags: control (54), decay (1), disease (43), Downer (3), fungi (8), IPM (62), landscape (46), management (41), Pest Notes (90), pests (62), tree care (3), UC IPM (263)

Focus Area Tags: Environment, Natural Resources, Pest Management, Yard & Garden

The Good Side of Pruning

In the December 2013 issue of the Green Bulletin, we looked at “Pruning and Tree Physiology: The Bad and the Ugly” for pruning and maintaining ornamental trees as well as some pruning pitfalls. However, pruning can also be highly beneficial...

Posted on Thursday, August 28, 2014 at 10:46 AM

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Author: Igor Lacan

Tags: disease (43), pruning (6), tree care (3)