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

Posts Tagged: disease

Invasive Spotlight: Asian Citrus Psyllid and Huanglongbing Disease

Oranges

As part of our coverage of California Invasive Species Action Week, today we focus on a pair of...

Oranges
Oranges

Oranges

Posted on Sunday, June 3, 2018 at 11:02 PM
Tags: ACP (27), Asian citrus psyllid (28), citrus (15), disease (32), economic harm (1), HLB (23), huanglongbing (33), Invasive (29), pest (74), UC IPM (202)

Asian Citrus Psyllid Found in San Luis Obispo County

Lemons on a tree. (Credit: Pixabay.com)

San Luis Obispo County has seen more than 20 detections of Asian citrus psyllid (ACP) since...

Lemons on a tree. (Credit: Pixabay.com)
Lemons on a tree. (Credit: Pixabay.com)

Lemons on a tree. (Credit: Pixabay.com)

Actual size of Asian citrus psyllid. (Credit: B. Grafton-Cardwell)
Actual size of Asian citrus psyllid. (Credit: B. Grafton-Cardwell)

Actual size of Asian citrus psyllid. (Credit: B. Grafton-Cardwell)

Posted on Friday, May 11, 2018 at 10:40 PM
Tags: ACP (27), Asian citrus psyllid (28), disease (32), HLB (23), huanglongbing (33), incurable (1), Nipomo (1), San Luis Obispo (2), trees (10), UC IPM (202)
Focus Area Tags: Pest Management Yard & Garden

Time to Treat for Peach Leaf Curl?

Peach leaves deformed by peach leaf curl. (Photo: Jack Kelly Clark)

Peach leaf curl is a disease that affects peach and nectarine trees. Although you may not see...

Posted on Monday, January 8, 2018 at 11:41 AM
Tags: control (40), disease (32), fungus (4), leaf curl (3), nectarine (3), peach (3), symptoms (2), treatment (3), UC IPM (202)
Focus Area Tags: Pest Management Yard & Garden

Pruning Trees in Winter

Pruning a tree. (Photo: Pixabay)

Winter is an ideal time to prune deciduous fruit and shade trees, since the trees are dormant and...

Posted on Wednesday, January 3, 2018 at 4:41 PM
Tags: apricot (4), cherry (6), disease (32), dormant (1), environmental disorders (2), fruit (5), pest (74), prune (4), pruning (4), tree (17), trees (10), UC IPM (202), winter (6)
Focus Area Tags: Pest Management Yard & Garden

Third Backyard Citrus Tree with Huanglongbing Disease Found

Asymmetrical yellow mottling of citrus leaves and greening of fruit, symptoms of huanglongbing. (E. Grafton-Cardwell)

From the Citrus Pest & Disease Prevention Program RIVERSIDE – A third backyard...

Posted on Tuesday, October 3, 2017 at 4:40 PM
Tags: Asian citrus psylld (14), CDFA (11), disease (32), greening. (1), huanglongbing (33), Riverside (4), UC IPM (202)

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