Category: Plant Diseases

Shot Hole Disease, also known as Coryneum Blight, is a fungal disease that affects a wide range of ornamental and fruit-bearing trees, particularly those in the Prunus genus, such as cherries, plums, peaches, and apricots. Caused by the fungus Wilsonomyces carpophilus, Shot Hole Disease is named for the characteristic “shot […]

Gummy Stem Blight is a serious fungal disease that affects a wide range of cucurbit crops, including cucumbers, melons, squashes, and pumpkins. Caused by the fungus Didymella bryoniae (formerly known as Mycosphaerella melonis), Gummy Stem Blight can lead to significant yield losses and is a major concern for commercial growers […]

Black Knot is a fungal disease that primarily affects trees in the Prunus genus, including cherries, plums, and apricots. Known for its characteristic black, gnarled galls, Black Knot is caused by the fungus Apiosporina morbosa. This disease can lead to significant damage to both ornamental and fruit-bearing trees, making understanding […]

Black Knot is a widespread and often serious fungal disease that primarily affects members of the Prunus genus, including cherry, plum, and apricot trees. Caused by the fungus Apiosporina morbosa, Black Knot is known for the distinctive black, gnarled galls it forms on branches and twigs. Understanding the disease and […]

Alcoholic Flux, also known as Foamy Canker or Slime Flux, is a complex and often misunderstood disease that affects various types of trees. It’s characterized by a frothy, foul-smelling liquid that oozes from cracks or wounds in the bark. This condition is not caused by a specific pathogen but is […]

Anthracnose is a term used to describe a group of diseases caused by various fungi that affect many types of plants, including trees, shrubs, fruits, vegetables, and grasses. Known for the dark, sunken lesions it produces, Anthracnose can lead to significant crop losses and aesthetic damage in ornamental plants. Symptoms […]

Crown Gall is a common and often serious plant disease caused by the bacterium Agrobacterium tumefaciens. It affects a wide variety of plants, including many economically important crops, ornamentals, and fruit trees. The disease is named for the galls or tumor-like growths that form at the crown of the plant, […]

Root rot is a term that encompasses a variety of diseases affecting the roots of plants. Caused by several fungi and sometimes bacteria, root rot can be a devastating problem for gardeners, farmers, and landscapers. Understanding the causes, symptoms, and, most importantly, the remedies for root rot is essential for […]

Aster Yellows Disease is a widespread and often devastating disease that affects over 300 species of plants, including important crops and ornamentals. Caused by a phytoplasma, a type of bacteria lacking a cell wall, this disease leads to a variety of symptoms that can result in significant economic losses and […]

Bacterial Leaf Spot is a term used to describe a group of diseases caused by various bacterial pathogens that lead to spotting, blighting, and sometimes death of plant leaves. These diseases affect a wide range of plants, including vegetables, ornamentals, and fruit trees, and can lead to significant economic losses […]