Powder River Examiner -

Do you have Winterburn on your Evergreens?

 

April 25, 2019



By MSU Extension Forestry Specialist Peter Kolb

Some years evergreen trees growing in windbreaks or other exposed areas are afflicted with a bad case of spring needle discoloration that ranges from orange to brown or purple. On some trees only the needle tips are discolored and right next to them the entire tree is orange. This variability might be the result of individual tree genetics, microsite, soil water and an individual trees physiological vigor prior to going into winter. Different tree species will also show different affliction. This year pines and junipers appear to have been pa...



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