Jul 17, 2024 · Leaf spot disease produces blemishes on foliage, and the term “leaf spot” includes several varieties of disease. Leaf spots on plants often develop in cool and wet conditions, …

Leaf spot diseases weaken trees and shrubs by interrupting photosynthesis. Most leaf spot diseases affect only a small percentage of the tree's overall leaf area, and are a minor stress …

A leaf spot is a limited, discoloured, diseased area of a leaf that is caused by fungal, bacterial or viral plant diseases, or by injuries from nematodes, insects, environmental factors, toxicity or …

Leaf blotch is a disease of bermudagrass. The pathogen survives in infected bermudagrass plants and debris. Leaf blotch damages young bermudagrass seedlings or adult plants that are …

Sep 23, 2024 · Guignardia aesculi produces irregularly-shaped spots and blotches on the foliage of horsechestnuts growing in almost any setting throughout southern New England. The …

Leaf spot diseases are a collective term for a variety of fungal and bacterial infections that cause discolored lesions or spots on the leaves of affected plants. These spots can range in size, …

Leaf spots are classically thought of as tan to brown, local lesions with distinct borders or delimited borders on leaves or flower parts. When the spots become numerous and begin to …

Aug 29, 2023 · Leaf spot disease is a common problem affecting trees’ older leaves like sycamore, maple, dogwood, oak, and some fruit trees. But aside from trees, it can also affect …

Leaf blotch can affect many types of grapes but is most often found on leaves of American rootstock cultivars. Leaf lesions appear after mid-season. Lesion size ranges from 1/25 inch to …

Identify, prevent, & control leaf blotch! This guide covers symptoms, causes, organic & chemical treatments for this common fungal disease affecting various plants. Learn best practices now.