Is your soil clay?
} The light green foliage turns yellow in the fall.
We have 6 regions.
This tree can tolerate moist soil conditions. BIRCH, WESTERN Evergreen CO (Betula occidentalis) Ht ft, Spd ft. Full sun to part shade, moderate water needs. This is a beautiful small native tree with glossy, cherry-brown bark dotted with white lenticels. Nov 02, Conifers are not true evergreens, and must shed their needles to stay healthy. This generally happens only in the fall and, while the trees look unhealthy, but there is no need for concern.

It will only last a short while. That being said, the yellowing of needles should only occur on the inner portions of branches and not on the treenotch.clubted Reading Time: 4 mins.
Jun 22, Normal Summer Yellowing of Tree Leaves. Every leaf has a lifespan- even on an evergreen tree. While deciduous trees drop their annual leaves each fall, evergreen trees have a different schedule. Unlike the annual leaf production of deciduous trees, the average lifespan of a broadleaf or coniferous evergreen leaf is three treenotch.clubted Reading Time: 8 mins.
When you planted your new evergreen, you likely imagined it brightening up your snow-covered landscape.
Nov 21, Give your tree about 1-inch of water every week (rainfall counts!) for the first year or two after planting. For now, only cut branches off your evergreen if they’re dead or damaged. Mulch the tree to help lock in soil moisture. The mulch should be about two. White flower clusters produced before dark green leaves that turn yellow in fall. ‘Prairie Gem’ is a dense tree with an upright, oval form and strong branching.
Quercus gambelii. Depending on the species, usually, evergreens will drop leaves or needles that are either 3,4 or 5 years old, every fall. When a plant shuts down evergreen foliage, the foliage will turn yellow then brown (and drops off) as the chlorophyll stops coloring it green. This can be regular dropping of older foliage or it can be stress bringing on.