Dr. Dirr’s Tree Spotlight: Gymnocladus dioicus-Kentucky coffeetree

An email arrives from a master wood craftsman in Limerick, Maine. It reads… “have access to a giant log of Kentucky coffeetree but am broke.

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Dr. Dirr Spotlight: Pyrus calleryana- Callery pear and invasiveness

Touted as the biological savior for stressful environments since the introduction of ‘Bradford’ in January, 1960.  Profuse white flowers in spring, shining dark green summer

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Dr. Dirr’s Tree Spotlight: Quercus bicolor

The North American deciduous forest is rich with oak diversity such as Quercus bicolor. Oaks are categorized as belonging to the White or Red /Black

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Dr. Dirr’s Tree Spotlight: Metasequoia glyptostroboides

Dr. Dirr’s Tree Spotlight September 18th, 2017 The species, Metasequoia glyptostroboides, was considered extinct until rediscovered in the 1940s in China and reintroduced via the

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Dr. Dirr’s Tree Spotlight: Aesculus flava

Dr. Dirr’s Tree Spotlight: August 28th, 2017 Such a great tree, reaching its zenith in the southern Appalachians, with trees 80 to 100’ in height.

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Dr. Dirr’s Tree Spotlight: Corylus fargesii- Farges filbert or hazel

With the loss of Fraxinus, ash, to emerald ash borer and no resistance among the 22 U.S. native species; the uncertainty of long term performance

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Woody Plant Identification: Utilizing ALL the Senses to Bring Order to Chaos

Always enjoyed TREES and SHRUBS, desired to know their names and learn their characteristics. Reflect to my youth, hunting squirrels with my Dad, collecting Ohio

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