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These plants have been shown to significantly alter the ecosystems they invade. By dominating these areas, they disrupt the food chain, impact hydrology/waterways, reduce recreational usability, reduce yields in working forests, and farms, create safety issues, and negatively impact these ecosystems in many other ways.

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Extension personnel often receive questions regarding the identification of a particular tree. The current accessibility of digital photography, email, and text messaging provides the easiest means to submitting specimens for identification.

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Site development activities, including land clearance and construction, can generate soil and tree damage. Each tree species, and each unique individual stem, respond to stress and strain of site development activities in different ways. Tree species can vary widely in their response to mechanical injury, pest attack, soil modifications, and ...

One of the most widespread pines of the Eastern United Sates is Pinus echinata, shortleaf pine.

Oglethorpe oak (Quercus oglethorpensis) is a newcomer in the tree identification world. Originallythought by botanists to be a Southern form of shingle oak (Quercus imbricaria), a more carefulseries of observations proved otherwise. Oglethorpe oak was identified along a quiet creek in 1940 by a brilliant plant taxonomist, Professor Wilbur Duncan. ...

Georgia pines are more than filters for romantic moonlight. These pines have been and continue to be the most important trees for our quality of life. Georgia pines are the cardboard boxes, paper products, wood of our houses, and renewable resources which drove the industrial revolution in the old South ...

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One of the rarest of native Georgia pines is sand pine (Pinus clausa). Sand pine was first identified as a species in 1876. Other scientific names have been Pinus inops var. clausa (1877) and Pinus clausa var. immuginata (1963). The scientific name means “closed cone pine.” Other common names for ...

Slash pine (Pinus elliottii) is a great timber tree of the Coastal Plain. It was first described in 1824 as a variety of loblolly pine (Pinus taeda var. heterophylla). Since its first identification as a species or variety, it has been called Pinus elliottii (1875 & 1880), Pinus heterophylla (1849 ...

Spruce pine (Pinus glabra) is one of the least seen pines of the South. In dense mixed species forests, spruce pines may not be recognized as a pine from only the appearance of its trunk. Spruce pine was recognized as a species early (1788). The scientific name is derived from ...

Longleaf pine (Pinus palustris) is one of our heritage trees because it represents a historic forest type. The cultural and romantic connections to longleaf pine and the forest ecosystem it dominates is seeped in traditions of the South. Longleaf pine was first identified as a species in 1768. Historic scientific ...

Pinus pungens is a pine of deep, high woods of the Appalachian mountain ridges and rocky outcrops. Pinus pungens is not rare, but is rarely noticed. It is usually first appreciated by its unique cones which have large, sharp, hooked prickles. It was first identified to species in 1805. The ...

Pinus serotina (pond pine) is a tree of the Southeastern Coastal Plain of United States. It was first described as a species in 1803. Historically this tree has been taxonomically associated with pitch pine Pinus rigida. Other scientific names for this tree have been Pinus rigida var. serotina (1868) and ...