A disease causing branch dieback in many species of conifers, particularly in Colorado blue spruce. This disease also attacks other two and three needled pines such as mugo, Scots, and red pines.
Diplodia is one of the most common and serious diseases of Austrian pines. It is caused by a fungus which becomes a destructive pathogen when its host is weakened by external factors. This disease also attacks other two and three needled pines such as mugo, Scots, and red pines.
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