disease control


Sycamore Tree Fungus Powdery Mildew
Sycamore Tree Diseases  Anthracnose   Symptoms Dead twigs and branches have sunken cankers. Bud death followed by new bud formation and more bud death results in witches’ broom-like proliferation of branch ends as well as very crooked branching patterns. Black fungal fruiting structures are visible on the bark covering newly […]

Sycamore Tree Diseases – Symptoms & Control


Scheduling Disease Control in Woody Ornamental’s The scheduling of effective disease management measures is not a simple task nor can it be consistent. The activities of the organisms that cause plant disease are not governed by the clock. Their activity is influenced by temperature, relative humidity, soil moisture and other […]

Scheduling Disease Control in Woody Ornamental’s


Clematis Perennial Shrub Diseases Leaf Spot: Symptoms – Large spots form on the leaves, become tan or black in color and may have a zonate pattern within them. Management – Ensure good air circulation around clematis stems. Remove infected leaves as they are detected. Irrigate plants in a manner that keeps water off the […]

Clematis Perennial Shrub Diseases – Symptoms & Control



Crabapple Diseases Botryosphaeria Canker   Symptoms Leaves on infected branches wilt and die. Branches die back and become covered with dark-brown to black, pimple-like fungal fruiting structures. Wood under the bark is dark brown.   Management Trees most susceptible are those under drought stress. Be sure to water the plant […]

Crabapple Diseases