These are mostly the Ips pine engravers, the black turpentine beetle.

The culprit is probably some type of disease or insect. So, if one-third to one-fourth of the needles on the inner parts of your evergreen tree are falling off, it is probably just a normal sign of aging. Just rake up the dead needles, or better yet, leave them under the tree for a good mulch.

Anytime you are unsure, contact a tree health professional, or our team at www.

Aug 27, Fungal Disease Can Also Cause Pine Trees to Shed Their Needles. A fungal infection can cause pine trees to shed their needles as well. Dothistroma, for example, is a fungus responsible for needle blight. When the needle blight-causing fungus infects a pine tree, the needles will die and fall off the tree.

You can usually diagnose needle blight in pine trees by looking for common symptoms like yellowing of the needles, the formation of a reddish-colored band around the needles Reviews: 2. Apr 05, Pine trees can drop up to half their needles in the fall. Although they are considered “evergreen” trees, pines do lose a significant amount of needles each fall. These are typically the older, duller needles toward the base of the branch. A healthy tree will retain the vibrant, new needles.

Jan 30, What pine trees don’t shed needles? White pine tree Jack pine tree Sugar pine tree Red pine tree Pitch pine tree Swiss Stone pine tree Loblolly pine tree Short and longleaf pine tree. Oct 08, Fall needle drop is probably most noticeable in Eastern white pine.

Normally, pine trees will shed their needles in the late summer to early fall.

Since these trees only hold their needles for years, there is less new growth at the tips to cover up the older, yellowing foliage. Additionally, these trees have a relatively open structure, making it easy to see fall needle drop.