Author: Kasey Owens

Leaf Infection

Description: Leaf spots, or infections of leaves, are caused by a variety of fungi and some bacteria. Leafspots are seen more frequently in late summer as

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Powdery Mildew

Description: Many fungi fall under the category of powdery mildew. Some plants can withstand being infected and not have serious injury. Begonias can die from a

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Root Rot

Description: There are many different types of root rot affecting both urban and forest trees. High soil moisture content and high temperatures are common factors. They

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Seridium Canker

Description: Seridium canker is caused by a fungus and is the most damaging disease of Leyland cypress. The fungus will destroy the cypress’ form and eventually

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Verticillium Wilt

Description: Verticillium Wilt is a serious vascular disease of hundreds of woody and herbaceous plant hosts. One group not affected by verticillium wilt is the gymnosperms,

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Bacterial Leaf Scorch

Description: Bacterial leaf scorch (BLS) is a chronic, eventually fatal disease that is most noticeable in theearly fall. Urban trees such as sycamore, red maple, dogwood,

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Apple Scab

Description: Apple scab is a serious disease in virtually all apple-producing regions worldwide. If not controlled it can cause extensive losses where humid, cool weather occurs

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Anthracnose

Description: Anthracnose is a disease that has decimated much of the native Dogwood populations in the forests of the United States. Dogwood anthracnose affects all above

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Lace Bugs

Description: Adult lace bugs are approximately one-eighth to one-quarter of an inch long and have a highly ornamented wing and a hood-like structure covering the head.

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Lecanium Scale

Description: Lecanium scale is a term used to refer to any of a dozen species of soft scales associated with shade trees and woody ornamentals and

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