Tree Talk: Chestnut Oak

Web Reference: 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 ... 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 ... I eventually found a tree with a spiral lightning mark and it followed the spiral grain exactly. One tree, of course, proves nothing. "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.

YouTube Excerpt: New year, new oak!! This Tree Talk highlights Quercus montana, chestnut oak. It is also called rock oak because of its typical ridgetop habitat. You may have learned it as Quercus prinus, but that name which Linnaeus gave the species hundreds of years ago may have been given to swamp chestnut oak instead; the correct identity of the type specimen is up for debate. So we typically now use Q. montana for chestnut oak and Q. michauxii for swamp chestnut oak. Name confusion aside, chestnut oak is a wonderful species that plays an important role in the canopy of ridgetop forests, where most other species cannot thrive in the thin, rocky soils. It is relished by wildlife and foresters alike, but like many other oaks, chestnut oak regeneration is scarce in forests that have been managed poorly and/or have overabundances of deer. Want more goods from the woods? Subscribe to this channel, and our monthly newsletter at forestsforthebay.org/newsletter_signup.cfm ! Who are we, anyway? Forests for the Bay is an educational program of the Alliance for the Chesapeake Bay, a nonprofit organization dedicated to improving the health of the Chesapeake Bay Watershed. Learn more at allianceforthebay.org. Recorded on 1/2/22 in Lancaster County, Pennsylvania by Allyson "Rocky" Davis.

New year, new oak!! This Tree Talk highlights Quercus montana, chestnut oak. It is also called rock oak because of its typical ridgetop habitat....

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