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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New Tree App Builds Partnerships Between Citizens and Scientists

By Carol Lea Spence July 20, 2017 LEXINGTON, Ky. (July 20, 2017) —  TreeSnap, a new phone app developed by the University of Kentucky Forest Health Research Center and the

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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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Protect Your Trees from Storm Damage

By: Patrick Parker There you sit, enjoying these last sultry days of summer. Yet I feel it’s my duty to remind you: Storms are brewin.’

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Hurricane Irma Update from NOAA

Here is the latest from NOAA on Hurricane Irma: 000 WTNT41 KNHC 110903 TCDAT1 Hurricane Irma Discussion Number 49 NWS National Hurricane Center Miami FL

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Why Are There Brown or Black Spots on My Maple Leaves?

Ah, the iconic maple leaf! It’s one of the most recognizable tree leaves out there, and it usually looks fresh! The leaves shimmer green in

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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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Safety and Storm Work Go Hand in Hand [Article from TCIA Magazine]

By Kevin Myers, CTSP When it comes to cleaning up after a big storm, arborist crews generally must be ready for anything. Any given service

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Blue Spruce Tree Needles Turning Yellow, Brown, Then Dropping? Check for…

Four years ago, Ron Linger of Ohio planted 100 blue spruce trees. Recently, he told WKBN news that his “trees weren’t looking very good. A lot of

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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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