Protect your planted investments yourself this year with a systemic soil drench containing imidacloprid such as Fertilome Tree and Shrub Drench. Trees and shrubs will be protected from chewing, ...
The most common causes of death for newly planted trees are drowning and planting too deep, but the third most common hazard is bark borer beetles and their larvae, borer worms. These three problems ...
Garden columnist Dan Gill answers readers' questions each week. To send a question, email Gill at dgill@agcenter.lsu.edu. About a year ago, we redid our flowerbeds and added three crape myrtle trees.
Green Bay Press-Gazette: How to treat trees to prevent emerald ash borers
Emerald ash borer, the killer beetle of ash trees, has been slowly spreading in multiple areas of Brown County. So far, EAB has been confirmed in Green Bay (2009), De Pere and the towns of Morrison ...
Interior Alaskan forests have only six native tree species: white spruce, black spruce, quaking aspen, balsam poplar, larch (tamarack) and paper birch. Northern Canadian forests have all of those, plus jack pine, balsam fir and lodgepole pine. Since northern Canada and interior Alaska share the same grueling climate and extremes of daylength, why are the Canadian tree species absent from ...
It is common for people in interior Alaska and corresponding areas of northwestern Canada to use the name cottonwood when referring to one widespread variety of deciduous tree.
A tree's age can be easily determined by counting its growth rings, as any Boy or Girl Scout knows. Annually, the tree adds new layers of wood which thicken during the growing season and thin during the winter. These annual growth rings are easily discernible (and countable) in cross-sections of the tree's trunk. In good growing years, when sunlight and rainfall are plentiful, the growth rings ...