Little by little more leaves are getting brown tips, then the margins turn brown and crumbly.
27+ Dogwood Leaves Turning Brown. Signs of stress in dogwood trees. The entire leaf is eventually engulfed, turns brown and black, then withers.
Treating Dogwood Leaf Diseases Help For A Dogwood Tree Dropping Leaves from www.gardeningknowhow.com
In fall its foliage turns yellow, then crimson and then chestnut brown before it drops. When new trees have drooping or discolored leaves, there's a problem. Its a typical august in nj, where the temps fluctuate in the 80's and 90's, im hoping this is just summer stress.
The scorch is caused when evaporation of water from the leaves exceeds absorption of water.
Dogwood trees are widely known for their delicate beauty, and the kousa variety adds a toughness that makes this species an excellent choice for home landscapes and urban areas. Glues, turns, and finishes well. You can also just have brown leaf lips if you are not properly watering. Leaves of dogwoods infested with the dogwood borer will often turn red and drop early.
