Posts Tagged: pests

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Using hydrogels to develop a yellowjacket bait

Figure 1. Western yellowjacket baiting with the hydrogel bait. After a short handling behavior on the bait, yellowjackets flew away with a small piece of the hydrogel bait. (Credit: DH Choe)

Many parks, recreational areas, and outdoor venues in California are home to yellowjacket wasps (Vespula spp.). Yellowjackets are commonly attracted to human food items, creating a serious nuisance and a potential stinging threat. If found, nests...

Posted on Sunday, March 29, 2020 at 9:00 AM

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Author: Dong-Hwan Choe
Author: Kathleen Campbell
Author: Michael K Rust
Posted by: Elaine Lander

Tags: bait (5), bite (13), Campbell (1), control (50), Dong-Hwan Choe (3), fipronil (3), Michael Rust (2), nuisance (7), pest management (36), pests (59), sting (2), UC IPM (227), yellowjackets (5)

Focus Area Tags: Innovation Natural Resources Pest Management Yard & Garden

Cockroaches! Updated Pest Notes

Female German cockroach with ootheca. (Credit: DH Choe)

Cockroaches, or roaches, are probably some of the least welcome insects people encounter in their homes, kitchens, offices, restaurants, or landscapes. Indoor cockroaches can create significant public health problems by contaminating food and producing...

Posted on Wednesday, January 8, 2020 at 2:00 PM

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Tags: building (3), cockroaches (9), control (50), Dong-Hwan Choe (3), indoor pests (4), insects (14), management (37), Michael Rust (2), Pest Notes (76), pests (59), structural (2), Sutherland (10), UC IPM (227)

Focus Area Tags: Health Pest Management Yard & Garden

Insect and Mite Pests on Roses

Rose aphids infesting rose buds. (Credit: Jack Kelly Clark)

Roses are popular ornamental plants grown in home gardens, parks, and other landscapes. Just like other plants, roses can be host to a number of insects and mite pests. Roses can grow well with little to no pesticide use and numerous natural enemies, or...

Posted on Wednesday, October 9, 2019 at 8:49 AM

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Tags: beneficial (12), controo (1), Flint (4), insect (10), IPM (62), Karlik (3), landscape (38), management (37), mite (1), ornamental (2), pest notes (76), pests (59), roses (4), UC IPM (227)

Focus Area Tags: 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 (50), decay (1), disease (38), Downer (2), fungi (6), IPM (62), landscape (38), management (37), Pest Notes (76), pests (59), tree care (3), UC IPM (227)

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

Rose Care and Weed Control

Many gardeners and landscapers enjoy growing and caring for roses. Through careful selection of varieties and appropriate cultivation, roses can be grown with a minimum of pest problems. Establishing rose plants to grow in environments with adequate...

Roses
Roses

Roses

Posted on Thursday, August 15, 2019 at 10:59 PM

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Tags: care (2), control (50), cultivar (1), cultural (1), garden (33), herbicides (3), Karlik (3), landscape (38), Pest Notes (76), pests (59), roses (4), UC IPM (227), weeds (25)

Focus Area Tags: Pest Management Yard & Garden

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