Dothistroma%20Needle%20Blight (Dothistroma%20spp) - Dothistroma%20needle%20blight%20is%20a%20common%20disease%20that%20affects%20up%20to%2030%20different%20pine%20tree%20species%20and%20is%20commonly%20found%20on%20natural%20Christmas%20tree%20options.%20The%20most%20common%20symptom%20is%20brown%20spots%20with%20yellow%20brands%20along%20the%20tips%20of%20the%20tree%E2%80%99s%20needles.%20Symptoms%20are%20typically%20most%20prominent%20in%20the%20lower%20parts%20of%20the%20tree%20but%20can%20spread%20into%20higher%20reaches%20of%20the%20canopy.