资讯

Discover the major common tree diseases in the United States. Armillaria attacks both hardwoods and softwoods and causes either yellowing leaves or browning needles. Wood that is decaying from ...
Some cherry and plum trees in the central Ohio area are turning black from a fungal disease. Here's what you need to know.
Virginia Pine . A small tree that might grow to be as tall as 40 feet, Virginia pine (Pinus virginiana) is pyramid-shaped when young, and the crown flattens out with age.Other common names include ...
Joellen Dimond discusses common tree diseases and Sherri McCalla talks about preserving herbs. ... It can kinda be a white or a grayish fungus that grows on the new growth, especially.