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

Posts Tagged: disease

Are Your Roses Diseased?

Rose leaves infected by rose rust. (Credit: Jack Kelly Clark)

Roses in the garden can be infected with a variety of bacteria, fungi, and viruses, leading to...

Posted on Tuesday, March 17, 2020 at 3:04 PM
Tags: control (50), disease (38), garden (32), Golino (1), IPM (62), irrigation (3), Karlik (3), landscape (38), management (37), mildew (2), pest (87), Pest Notes (75), pruning (6), roses (4), Rwahnih (1), UC IPM (224)
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 (50), disease (38), Downer (2), fungi (6), IPM (62), Lacan (3), landscape (38), management (37), pest (87), Pest Notes (75), tree (18), tree care (3), UC IPM (224)

HLB Detections in Corona Expand Quarantine in Portions Of Riverside, Orange And San Bernardino Counties

This blotchy yellowing of citrus tree leaves is an early sign of Huanglongbing and will worsen as the disease develops in the tree. (Photo courtesy of CitrusInsider.org)

The California Department of Food and Agriculture has declared a quarantine following the detection...

Posted on Friday, December 20, 2019 at 4:07 PM
Tags: acp (30), Asian citrus psyllid (30), citrus (18), disease (38), HLB (26), huanglongbing (35), insect (8), invasive (31), pest (87), quarantine (10), UC IPM (224)

Winter is Coming- IPM Tips for Yard and Garden

Oleander leaves with damage to leaves by freezing weather. (Credit: Jack Kelly Clark)

Days are getting shorter and evenings cooler as winter approaches. Sweater weather also means a...

Posted on Thursday, December 12, 2019 at 4:48 PM
Tags: abiotic (5), control (50), disease (38), garden (32), irrigation (3), landscape (38), management (37), mulch (5), pest (87), pest management (34), pruning (6), sanitation (4), seasonal (3), UC IPM (224), weeds (25), winter (8)
Focus Area Tags: Pest Management Yard & Garden

Asian Citrus Psyllid Webinar for Backyard Gardeners

Brown adult, yellow nymphs, and white wax of Asian citrus psyllids.<br>(Credit: M Rogers)

We hope by now most people have heard about and are aware of the Asian citrus psyllid (ACP), a...

Posted on Sunday, December 1, 2019 at 8:45 AM
Tags: ACP (30), Asian Citrus Psyllid (30), citrus (18), disease (38), Grafton-Cardwell (13), HLB (26), huanglongbing (35), invasive (31), pest (87), trees (12), UC IPM (224)

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