Verticillium Wilt

Verticillium wilt is one of the most common and destructive diseases of shade and ornamental trees in Indiana.  Redbud and hard maple trees are especially susceptible. In addition, Verticillium wilt attacks more than 80 other different tree species and many other plants, such as potato, tomato, rose, lilac, and snapdragon. In all, more than 300 plant species have been reported susceptible to this disease. Yews…

Topless Trees Are Indecent

Trees must be pruned sometimes to avoid interference with utility lines, buildings, or parts of the surrounding environment. Whenever pruning to reduce a tree’s size is required, avoid the harmful practice of topping. Topping involves removing all parts of a tree above a certain height with no consideration for its structure or health. This method…

The Whillow Whisper – February

Six Winter Chores for Healthier Spring Trees CHAMPAIGN, Ill. — The tree-filled landscapes of winter can be mistakenly thought to be asleep. Wintering trees are not sleeping; they are simply still, counting the days until spring. Only then will it be apparent whether the tree has saved enough resources to respond to the new season…