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

Posts Tagged: disease

Invasive Spotlight: Sudden Oak Death

Tanbark oaks killed by Phytophthora ramorum. (Credit: P Svihra)

    Sudden oak death is a disease of oak trees that is caused by an invasive...

Posted on Sunday, June 7, 2020 at 9:00 PM

April Gardening Tips: Powdery Mildew

Powdery mildew damage on tomato leaves. (Credit: Jack Kelly Clark)

As you practice social distancing during COVID-19, you may find yourself spending more time in the...

Posted on Thursday, April 23, 2020 at 11:00 AM
Tags: checklist (5), control (53), disease (40), fruit (7), garden (36), landscape (43), ornamentals (3), pest management (47), powdery mildew (3), tips (5), UC IPM (246), vegetables (4)
Focus Area Tags: Pest Management Yard & Garden

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 (53), disease (40), garden (36), Golino (1), IPM (62), irrigation (3), Karlik (3), landscape (43), management (39), mildew (2), pest (94), Pest Notes (80), pruning (6), roses (4), Rwahnih (1), UC IPM (246)
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 (53), disease (40), Downer (3), fungi (7), IPM (62), Lacan (3), landscape (43), management (39), pest (94), Pest Notes (80), tree (19), tree care (3), UC IPM (246)

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 (31), Asian citrus psyllid (31), citrus (18), disease (40), HLB (27), huanglongbing (35), insect (10), invasive (39), pest (94), quarantine (10), UC IPM (246)

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