10+ Pine Needles Turning Yellow In Fall. Very small evergreen trees that shed fall needles have a different appearance than trees infested by bark seasonal discoloration (yellowing pine needles) and loss of pine needles frequently is called. There are several pine trees in the back yard, the needles turn yellow and some of them feel on the ground.
Sometimes pine needles turn yellow, which are outward symptoms of pest damage and disease.
You can add them to your compost pile, but after everything else has broken down and turned into lovely, black compost, the needles will still remain intact. Yellowing needles on evergreens such as pine trees cause concern and warrant immediate control to prevent spread and retain health. The eastern white pines (pinus strobus), above, with their long needles, are always the most dramatic, turning what looks like mostly gold at first. Needles on infested pine trees will turn yellow and then red before dropping.