On many evergreens, this happens in late summer or fall, although yews drop their old needles in spring or early summer. Needle drop can be quite dramatic and alarming on pines, especially white pines. Pine needles grow in bundles — for example, white pines have five needles in each bundle.Click to see full answer. Just so, do pine needles fall all year?All trees with needles will eventually shed some needles. But there is a small group of needle-bearing trees, called deciduous conifers, that drop all their needles every year. So if you think you have a pine tree, but it drops all its needles every winter. It’s actually one of the below trees!Subsequently, question is, how do you keep pine needles from dropping? Here are my top 5 tips to stop Christmas tree needle drop: Buy the right tree. First, consider the type of tree. Prepare the tree. The easiest way to stop your tree dropping its needles is to buy the freshest tree possible. Trim the stump. Keep away from heat. Feed and water. 4 Comments. Also to know is, what kind of pine trees lose their needles? Tamarack (Larix laricina), also known as American larch, is a very unique member of the pine family — one that loses its needles in fall. Only one other conifer shares this deciduous nature — the bald cypress. Tamarack is native to Pennsylvania and can be found in much of the Northeastern United States and Canada.Why does a pine tree lose its needles?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.