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6 Μαρ 2024 · Beach leaf disease is a disease that impacts American beech and several other species of beech. It is caused by a nematode, Litylenchus crenatae ssp. mccannii. It damages leaf buds which leads to leaf loss, canopy thinning, and aborted buds.
10 Νοε 2021 · A tree disease first spotted 9 years ago in Ohio is now a leading threat to one of eastern North America’s most important trees. The poorly understood malady, called beech leaf disease, is spreading rapidly and killing both mature American beeches and saplings, new research shows.
Beech Leaf Disease is caused by a parasite—more specifically, a nematode. This microscopic worm is believed to be spread by mites, birds, insects, or even the wind. Beech Leaf Disease nematodes overwinter in beech buds and then attack the leaves as soon as they start to grow in the spring.
18 Νοε 2020 · Petrakia liobae is a disease threatening Beech trees in central Europe. Know what to look out for and how to report suspected findings.
4 Μαρ 2024 · A leaf from a tree in West Rock Ridge State Park in New Haven shows symptoms of infection from Beech leaf disease. Photos courtesy of Craig Brodersen
15 Σεπ 2023 · The disease kills and causes dieback of American beech trees in North America. Early signs of BLD include dark stripes or bands between lateral veins of leaves in the spring. BLD was first detected in the United States in Lake County, Ohio in 2012.
21 Οκτ 2024 · BLD is a foliar disease affecting leaves of beech trees. BLD was first documented in 2012 after it was discovered affecting leaves of American Beech (Fagus grandifolia) trees in Lake County in northeastern Ohio. Since then, it has spread to nine states throughout the northeast, the mid-Atlantic, and the Canadian province of Ontario.
