Monthly Archives: April 2015

Welcome to Dr. Emily Pfeufer, UK’s Newest Extension Plant Pathologist

We wish to extend a hand of welcome to Dr. Emily Pfeufer, Assistant Extension Professor of Plant Pathology at the University of Kentucky.  Emily completed her Ph.D. in Plant Pathology at The Pennsylvania State University, and she joined the UK

Posted in Announcements

Eastern Tent Caterpillars Leaving Trees

Dispersing eastern tent caterpillars (ETC) can pose several problems as they leave their “home” trees (commonly, wild cherry) over the next 10 days, or so. The greatest potential harm is associated with pregnant mares on pasture. Ingestion of these hairy

Posted in Landscape Trees & Shrubs

Woolly Aphids

Elm, silver maple, apple hawthorn, and serviceberry often have colonies of woolly aphids living on the undersides of their leaves (Figure 1) in spring. Initially, they are clearly aphids but they take on a fluffy appearance later in their development

Posted in Landscape Trees & Shrubs

Spring Fertilization Can Favor Lawn Diseases

In spring, an emerald-green expanse of cool-season turfgrass is a welcome reminder that winter is behind us.  For many, that lush, green growth has an aesthetic appeal.  For these reasons, it is tempting to promote such growth in lawns with

Posted in Lawn & Turf

The Label is the Law: Pesticide Label Reminders

For my first KPN post, here is a brief refresher on reading agricultural product labels as the season gets into full swing. Before deciding to use a pesticide, the applicator should check three specific points from the label. The pesticide

Posted in Pesticide Topics, Tobacco

Ways to Protect Pollinators from Pesticides

1.  Avoid applying pesticides to blooming plants, or when conditions favor drift into areas with plants in bloom. 2.  If you must spray plants in bloom, select a pesticide that is less toxic to bees (e.g. Bt, insecticidal soap, summer

Posted in Pesticide Topics

Plant Disease Diagnostic Lab Highlights

The following plant disease highlights from the UK Plant Disease Diagnostic Laboratories represent recent sample submissions from field crops, fruit, vegetables, and ornamentals. Recent agronomic samples have included target spot, bacterial blackleg, and heat injury on tobacco transplants. On fruit

Posted in Plant Disease Diagnostic Lab