Phytophthora ramorum (Bleeding Canker)
This is a fungus like pathogen
The fungus can be spread over several miles through the air, mists, water causes and rain splashes. It can also be spread by the transportation of diseased plants, and vehicles, dogs and other animals, ramblers, and cyclists.
A wide range of trees are susceptible to the disease.
Symptoms – Bleeding Cankers exuding rusty looking fluid on the bark. Inner bark is usually discoloured and dying. Also bark lesions along the main trunk and limbs. Leaves and buds can be wilted or needles can be blackened.
The disease can kill a mature tree. It can cause major limb failure in Horse Chestnut trees and therefore can create a serious hazard.