tree pollarding - GARDENING
Napa Valley Register: Pollarding trees can useful and, to some, pretty this time of year Pollarding trees can useful and, to some, pretty this time of year You either like the look of a tree that has been pollarded, or you do not. It's not a natural look. This time of year, a pollarded tree presents a trunk capped by a clubbed head, or a trunk with short ...
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The Klukwan giant holds the national record for black cottonwood diameter. Its nearest rival, a tree near Salem, Oregon, does hold the national height record. The Klukwan giant belies the belief that trees tend to get smaller the farther north one goes. Both balsam poplar and cottonwood have value for fuel wood, pulp and lumber.
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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 ... I eventually found a tree with a spiral lightning mark and it followed the spiral grain exactly. One tree, of course, proves nothing.
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"But why should the tree spiral? More speculation here: Foliage tends to be thicker on the south side of the tree because of better sunlight. 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 ...
The most plentiful moose food in the state — and probably Alaska’s most numerous tree — is the feltleaf willow, which was once called the Alaska willow. As its name implies, the feltleaf sprouts canoe-shaped green leaves that feel fuzzy on the underside.