Yearly Archives: 2015

Featured Publication

Diplodia Tip Blight of Pine (PPFS-OR-W-21) Diplodia tip blight is a serious disease of landscape pines in Kentucky, resulting in needle death and dieback. Austrian (Pinus nigra), Scots (P. sylvestris), and Mugo (P. mugo) pines are most commonly affected.  As

Posted in Featured Pubs & Videos

Sugarcane Aphid Ruining Sweet Sorghum

While the sugarcane aphid has complicated the production of grain sorghum (milo) in Kentucky since its detection in late August, it has destroyed sweet sorghum in many Kentucky counties. Since the first detection of this new invasive aphid on grain

Posted in Grains

2015 Commercial Blueberry Production in Kentucky Workshop

This full day workshop will cover topics important to commercial blueberry production in Kentucky, such as cultivar selection, transitioning to organic, and conventional and organic management of insects and diseases. The workshop will be held on Saturday, October 24, 2015

Posted in Announcements

Get Rid of Attractive Nuisances

Fallen sweet and fermenting fruits and vegetables attract many insects, especially bees, wasps, and flies. All can be nuisances, but bees and wasps have the added feature of a stinger. Attracting large numbers can lead to painful and sometimes life-threating

Posted in Fruit, Vegetables

Landscape Sanitation: Clean Up for Clean Plants

Autumn has arrived in Kentucky and, as leaves change color and fall from trees, it is time to focus on landscape sanitation. Good sanitation practices can help reduce disease-causing pathogens.  These organisms can survive for months or years on dead

Posted in Landscape Trees & Shrubs, Ornamentals

Safe Pesticide Storage

Generally, pesticide manufacturers recommend a maximum 2-year storage period for their products. However, this can vary with active ingredient, formulation, type of container, and storage conditions. Get the most out of left-over products by carefully reading the Storage and Disposal

Posted in Pesticide Topics

Woolly Aphid Update

The floating “snowflakes” of dispersing woolly aphids continue to drift across the sky. All reports of their appearance have been from west of I-65. The Asian woolly hackberry aphid was identified from a Todd county sample, but there are several

Posted in Landscape Trees & Shrubs

Featured Publication

Tree Wounds—Invitations to Wood Decay Fungi (PPFS-OR-W-01) Wood decay leads to loss of tree vigor and vitality, resulting in decline, dieback, and structural failure.  Wounds play an important part in this process since they are the primary points of entry

Posted in Featured Pubs & Videos

Late Blight Watch in Eastern and Central KY

Tomato and potato producers in eastern and central Kentucky should be advised of recent confirmations of late blight in western North Carolina and eastern Tennessee. Late blight is caused by Phytophthora infestans, an oomycete pathogen, and usually advances from the

Posted in Vegetables

Asian Woolly Hackberry Aphids: Insect Snow Flakes

Asian woolly hackberry aphids are distinctive insects. A covering of thin bluish-white waxy filaments causes these small sap-feeding insects to standout on foliage (Figure 1).  They can look like large wet snowflakes, especially as they drift through the air (Figure

Posted in Landscape Trees & Shrubs

Plant Disease Diagnostic Lab Highlights

The following plant disease highlights from the University of Kentucky Plant Disease Diagnostic Laboratories represent recent sample submissions from field crops, fruit, vegetables, and ornamentals. Recent agronomic samples have included frogeye leaf spot on soybean; black shank, frogeye, and angular

Posted in Plant Disease Diagnostic Lab

New Corn Disease Found in Bordering States

Tar spot of corn, a foliar disease caused by the fungus Phyllachora maydis, recently was found in the United States for the first time.  The disease was confirmed in Indiana and Illinois.  Pictures of the disease and more information about

Posted in Grains

Featured Publication

Midwest Blueberry Production Guide (ID-210) Blueberries are one of Kentucky’s emerging small fruit crops, with cultivated blueberry production acreage increasing 73% from 2007 to 2012.  As acreage increases, so does the need for growers to follow sound cultural practices.  The

Posted in Featured Pubs & Videos

2015 Insect Trap Counts

Trap counts for major insect pests are provided by the Kentucky IPM Program. Traps are located at the UK Research and Education Center in western Kentucky and the UK Spindletop Farm in Lexington.  Below are trap counts for the current

Posted in Insect Trap Counts

Featured Publication

Winter Decline Syndrome of Canola (PPFS-AG-R-01)  Interest in producing canola in Kentucky has greatly increased in recent years. During the last canola “boom” in Kentucky during the late 1980s, a serious concern was the rapid decline of stands during late

Posted in Featured Pubs & Videos