Common Diseases of Spruce in Kentucky (PPFS-OR-W-24)

Spruce trees, particularly blue spruce (Picea pungens) and Norway spruce (Picea abies), are popular landscape trees in Kentucky. Unfortunately, these trees present problems for homeowners when they show evidence of poor vigor, dieback, or needle drop.  This publication discusses the

Posted in Featured Pubs & Videos

Free Session on Fusarium Head Blight Management during the 2020 Scab Forum Held Online

The U.S. Wheat and Barley Scab Initiative will be hosting a free session on Fusarium head blight (FHB) management for wheat and barley during the 2020 Scab Forum, which will be head “virtually” online this year.  The FHB management session

Posted in Announcements

When White Pines Turn Brown…Common Problems of White Pines in Kentucky (PPFS-OR-W-22)

Eastern white pine (Pinus strobus) is a popular conifer in many Kentucky landscapes; however, this species is subject to browning as a result of various environmental and disease problems. In Kentucky, brown needles on white pine are often caused by

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University of Kentucky 2020 Virtual Hemp Field Day

The 2020 Virtual Hemp Field Day will be held on December 8 and 9, 2020 from 10 am to 12 pm EST via Zoom. This educational program includes information on various aspects of hemp production in Kentucky. Topics such as

Posted in Announcements

Kentucky Agriculture Training School (KATS) Survey

The Kentucky Agriculture Training School (KATS) is designed to be a hands-on and interactive approach to presenting information regarding crop management and production.  Due to the structure of the program, the Covid-19 pandemic has caused us to cancel much of

Posted in Announcements

Apple Production Practices and Pest Management

During the past 10 years, orchard practices in Kentucky have changed dramatically. Many of these practices contributed to conditions conducive for diseases and pests. Growers began to shift from traditional plant spacing to high density plantings, increasing tree stress and

Posted in Fruit

Winter is Coming: So are Some Insects!

There are relatively few insects that are active as adults in the late fall and winter months, but one of those groups is winter crane flies (Figure 1).  There are a number of species of winter crane flies in North

Posted in General Pests

Plant Diseases – Kentucky Master Gardener Manual Chapter 6 (PPA-46)

The Plant Disease chapter in the Master Gardener Manual (Figure 1) focuses on those living organisms that cause disease: fungi, water molds, bacteria, viruses, nematodes, phytoplasmas, and parasitic plants. Large, color pictures (Figure 2) that depict selected stages in various

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Apple Diseases

Kentucky apple growers are faced with numerous plant disease issues throughout growing seasons. These diseases limit grower profits by reducing yield and increasing input costs. Diseases of Greatest Concern to Growers While diseases of concern may vary from orchard to

Posted in Fruit

Featured Publication

Diagnosis of “No Disease” (PPFS-GEN-11) Extension Agents and growers may occasionally receive diagnostic reports from a University of Kentucky Plant Disease Diagnostic Laboratory that indicate “no disease was found.”  The following fact sheet provides possible reasons behind this diagnosis. Diagnosis

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Eurasian Hemp Borer Making its Way in Kentucky

Problem and Description of Damage The Euroasian hemp borer (EHB), Grapholita delineana, was found in Lexington in mid-October 2020 while scouting hemp pests in Lexington. This is the second EHB sighting in Kentucky conducted by Raul Villanueva; the previous report

Posted in Hemp

Don’t Eat Those Wild Mushrooms…unless you know what you are doing! (PPFS-GEN-14/FORFS-16-01)

A variety of mushrooms can be seen in landscape mulch, in lawns, on forest floors, and in open meadows after autumn rains.  For many, there may be a temptation to gather and eat these wild mushrooms or toadstools.  Unfortunately, there

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Squash Vine Borer: The Hidden Pest

With most insect pests of vegetables, UK Extension Entomology recommends weekly scouting to determine the levels of infestation and to decide if an insecticide is warranted. Scouting will tell when the earliest stages arrive and at what levels. However, this

Posted in Vegetables

Fruit, Orchard, and Vineyard Sanitation: Cleaning Up Today May Keep Disease Away

Autumn has arrived in Kentucky, and it is time to focus on fruit, orchard, and vineyard sanitation. Good sanitation practices can help reduce disease-causing pathogens.  Good sanitation practices can help reduce disease-causing pathogens.  These organisms can survive for months or

Posted in Fruit

Limited Testing for Commercial Pesticide Applicators

Due to Covid-19 restrictions, there are fewer testing locations for persons needing certification as commercial applicators. The Kentucky Department of Agriculture is offering testing in Frankfort and Gilbertsville in western Kentucky. At each location, testing is limited to nine individuals

Posted in Pesticide Topics