an ice cube, a glass of cold water, and a swimming pool are each exposed to the same amount of sunlight on a hot day. after five minutes, the ice cube is melted and the cold drink is two degrees warmer, but the temperature of the swimming pool remains unchanged. what is the ...
The tree is known for the strong wintergreen scent of its bark and leaves. Culture: Sweet birch prefers deep, fertile, moist, well-drained soil that is slightly acidic. The tree is hardy to Zone 3 and will grow on rocky, dry sites in the wild, but hot, dry sites should be avoided if possible. It has been able to handle heavy soils in the Midwest.
Yellow leaves are typical in fall, but not in summer. Birch trees (Betula spp.) add interesting architectural form to your garden landscape. They thrive in U.S. Department of Agriculture plant hardiness zones 5 to 8, though the specific zone varies by species. Most birches produce leaves that yellow and drop in fall. If it's still summer and your birch tree leaves are turning yellow, the tree is telling you it has a problem. Most issues are easily resolved.