CHICAGO — WGN’s “Plant Daddy” Tim Joyce is back to share some weekend gardening tips, including how to manage mosquitoes around your garden, how to eliminate pesky boxwood psyllids and more.

If you suspect you have psyllids on your citrus trees or that your trees may be infected with HLB, all the California Department of Food and Agriculture Hotline at 800-491-1899.

SERIES 36 | Episode 01 With more than 50 different species of lilly pilly in Australia, and lots more cultivars, there are plenty of these handsome garden plants to choose from. Clarence reckons ...

Adult psyllids remain an issue that scientists hope to solve in future research. For now, they’re working on controlling the baby psyllids on citrus trees. “Given the widespread use of Bt proteins for ...

The sandwich feeding assay for use with first instar nymphs of the Asian citrus psyllid, Diaphorina citri confirms the high susceptibility of this life stage to bacterial pesticidal proteins. J ...

The gene yields a protein in the phloem -- the vascular part of a leaf where the psyllid feeds. Ultimately, that protein protects the tree from the psyllid and therefore, from citrus greening.

The gene yields a protein in the phloem — the vascular part of a leaf where the psyllid feeds. Ultimately, that protein protects the tree from the psyllid and therefore, from citrus greening.

Sheep that eat death camas plants record the toxic meal in their earwax, a goopy health data repository that researchers are increasingly exploring.

Our work has taken on new urgency due to emerging psyllid-transmitted diseases that infect potato, tomato, and carrot crops in the U.S. and are caused by closely related bacterial pathogens.

The Asian citrus psyllid is a sap-sucking bug that is spreading a bacterial infection to citrus plants across the United States.

Another Exotic Psyllid species came in the late 1990’s and is often found on Syzygium smithii, mostly known as “Monkey apple”, Lilly-Pilly, or the old name Acmena.

The psyllid, however, has proved to be a lasting problem. “That’s probably one of our number one most destructive insects,” Kern added. Before the spread of HLB, Florida was the citrus empire.