New cankers form from mid-spring and, once formed, are present all year. Cankers can also develop on the trunk." Apples are the primary hosts, but pears and Sorbus species are also susceptible ...
Thousand cankers disease (TCD) of walnut has been detected in Maryland and Pennsylvania, so a detection is possible in Delaware this season. The disease caused by a fungus and carried by the very ...
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Warning to anyone with apple or pear trees in garden to check them for fatal diseaseNew cankers form from mid-spring and, once formed, are present all year. Cankers can also develop on the trunk." READ MORE: The Midlands school named as the best in entire country in new list READ ...
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