A fungal disease known as butternut canker has decimated populations of butternut trees throughout their native range. The causal agent of butternut canker is Ophiognomonia ...

Butternut is under attack by the butternut canker disease within its range. Butternut is found from southeastern New Brunswick throughout the New England States except for northwest Maine and Cape ...

They make up an impressive list: dogwood anthracnose, walnut thousand canker disease, sudden oak death, butternut canker, beech-bark disease and more. Recently, citrus greening on orange trees has ...

But the canker — a non-native fungal disease that causes the bark to crack — has pushed the butternut to the brink of extinction. It's been so pervasive, the tree has been listed as ...

Butternut trees are native to Canada and can be found in Ontario, Quebec and New Brunswick. But over the last 30 or so years, canker disease has wiped out 80 per cent of them, said Stephen ...

Disease-resistant seedlings of an endangered tree species are doing well during their first season in a western Quebec forest, according to the conservation group that planted them. Butternut ...