Diplodia Tip Blight
Diplodia Tip Blight, formerly known as Sphaeropsis Tip Blight, is one of the most damaging diseases of pines in Nebraska. It is caused by Sphaeropsis sapinea, and causes browning and death of branch tips. The fungus severely affects Austrian pine, but can also infect Ponderosa, Scotts and Mugo pine. Infection kills major branches and may […]
Bacterial Leaf Scorch
A newly recognized disease, bacterial leaf scorch affects a wide range of plant species. Oaks, sycamores, and elms are especially at risk. Foliage browning (scorching), followed by defoliation, occurs in mid to late summer. Branch dieback and subsequent decline occurs over a period of years. This eventually leads to the failure of the plant. This […]
Anthracnose
Identifying the Threat of Anthracnose This fungus disease causes leaf, shoot, and bud blight on many deciduous trees, including sycamore, dogwood, oak, and maple. Favored by cool, rainy weather in spring, anthracnose will weaken and can kill highly susceptible species like dogwood. Management of this disease includes fungicide treatments in spring and maintaining plant health […]