This is the fourth part of a series on fall tree diseases and disorders. This article examines bacterial wetwood and black knot. Introduction During fall, the environment undergoes a drastic…
This is the third part of a series on fall tree diseases and disorders. This article examines bacterial leaf scorch and bacterial leaf spot. Introduction During fall, the environment undergoes…
This is the second part of a series on fall tree diseases and disorders. This article examines armillaria root rot and apple scab. Introduction During fall, the environment undergoes a…
This is the first part of a series on fall tree diseases and disorders. This article examines annosum root rot and anthracnose. Introduction During fall, the environment undergoes a drastic…
Introduction Thousand cankers disease (Geosmithia morbida) is a disease complex that affects walnut trees. The complex begins with the infestation of vulnerable walnut trees by the walnut twig beetle, Pityophthorus…
Introduction Peachtree borer (Synanthedon exitiosa) , also called peach crown borer, is the most destructive pest of cherry, peach, plum, and other stone fruits. The insect damages trees during its…
Introduction Larder beetle (Demestes lardarius) is a species of beetle in the family Dermestidae. It is is recognized as a commercial and household pest. For hundreds of years, larder beetle…
This the second of a two part series on Kousa dogwood. The following describes propagation methods for Kousa dogwood, the tree’s root system, preferred soil types, cultivars, damaging agents and…
This is the first of a two part series on Kousa dogwood. The following examines the tree’s distribution & habitat, developmental traits, longevity, height, bark, leaves, flowers, and fruit. Introduction…
Introduction Ink spot (Ciborinia whetzelli) is a disease caused by the fungal pathogen, Ciborinia whetzelli. It is a common disease of aspen. The pathogen induces the formation of ink spots…