Mugo Pine

Question

Our Mugo Pine has white spots on it and is turning brown – are you familiar with this problem? It is about 45 years old.

Answer 1

This may be pine needle scale.
Here is a link with more information.

http://msue.anr.msu.edu/news/first_generation_pine_needle_scale_crawlers_should_be_hatching
https://www.gardeningknowhow.com/ornamental/trees/pine/mugo-pine-information.htm