Most “sick tree” problems can be traced back to underlying stresses that have reduced the tree's vigor, making it more vulnerable to diseases or insect pests.
Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
Outlines the basic principles and and safety issues of cutting down (felling) and cutting up (bucking ) trees. Covers clothing and equipment, timber-felling plans, evaluating tree-felling conditions and the target tree...