Tree Diseases & Shrub Diseases

Sudden Oak Death is a disease spread by plant pathogens that wreak havoc on trees. To learn more about Sudden Oak Death in Southern Maryland, click here. In the United States, sudden oak death has affected over one million trees in the last decade alone. The last thing you want is for your trees to suffer in […]

What Is the Threat? Anthracnose Leaf Blight consists of two main species: Apiognomonia and Discula. This is a type of fungus that winters on dead twig tissue, causing leaf spots to form on infected trees. As it proliferates, it can also lead to more widespread limb dieback. When the spring occurs, developing fungal spores travel to newly emerged

What Is the Threat? Apple scab is a fungal disease that affects the leaves, fruit, and twigs of infested trees. Caused by the fungus Venturia inaequalis, it tends to occur in apple trees, though it can also invade pear, crabapple, and hawthorn trees. When leaves fall in autumn, the fungus attaches itself to them and overwinters there. Then, it grows

Phytophthora root rot is a common infection found in many different plants. As it spreads resting spores, it may crop up at any time and in any location. If you are an arborist in the Southern Maryland area, you may wish to know about this potential danger to your plants. This article will help you understand what to