Extension Publications
Extension Publications

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The Martin-Gatton College of Agriculture, Food and Environment releases publications that help to strengthen, build, and engage the commonwealth.

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Recent Publications

FOR-168: Two-age Deferment Harvest for Upland Oaks

Jeff Stringer | May 4, 2026 (New)

The objective of the two-age deferment harvest is to establish a two-age stand composed of scattered overstory trees (reserve trees) and a robust regenerating age class. The use of a deferment harvest has attributes that can address several economic, silvicultural, ecologic, and aesthetic objectives for both public and private forests.


FOR-149: Landowners Guide to: Sustainable Oak Management Practices

Jeff Stringer, Darren Morris | May 4, 2026 (New)

Maintaining healthy oak forests often means ensuring that oaks continue to regenerate seedlings and saplings and existing oaks have room to grow. Even in forests where the number of oak seedlings and saplings (advance regeneration) is adequate, ensuring that competing species do not eventually reduce their growth or threaten their longevity is still a concern. Management is usually necessary to ensure oak seedlings are present and are able to grow into large saplings capable of eventually reaching the upper canopy of the forest. All of this indicates that oak growth and development is a management concern throughout the life of a forest. Every forest is different and offers specific challenges to oak regeneration and growth depending on soils, topography, history, and management objectives. However, the need to ensure regeneration and continued growth and development is universal. While the different species of oaks generally have the same issues and respond similarly to common oak management practices, these practices can be optimized to meet specific requirements for each species including white oak.


FOR-146: Landowners Guide to Identification and Characteristics: Post Oak

Laurie Thomas, Darren Morris | May 4, 2026 (New)

Post oak is a found throughout eastern and central North America and is a
member of the white oak group. This oak is usually found on dry uplands. Post
oak can grow to 65 feet tall. The foliage and acorns are an important wildlife
food. However, the leaves can be toxic to cattle, sheep and goats due to high
levels of tannins.


FOR-167: Group Opening (Gap) Harvest for Upland Oaks

John Lhotka, Zachary J. Hackworth, Jeff Stringer | May 4, 2026 (New)

Creation of canopy openings (i.e., silvicultural gaps), typically < 1.5 acres, where all or the majority of the overstory is removed and removal of midstory is sufficient to allow for the unhindered development of a new age class. These gaps create a range of light availability across the gap, from the edge to the center, and into the adjacent forest area surrounding the gap. These varying light conditions provide opportunities for a range of species to perpetuate based on their shade tolerance and where they occur in the gap. Gap-based regeneration provides a regeneration option for small tracts and/or where ownership is hesitant or resistant to significant harvest disturbance, and for stands where the potential for oak regeneration occurs in relatively small areas within a stand.


FOR-144: Landowners Guide to Identification and Characteristics: Chestnut Oak

Laurie Thomas, Darren Morris | May 4, 2026 (New)

Chestnut oak is found in the Appalachian Mountains and surrounding areas. It is a member of the white oak group. The chestnut oak is a medium-sized tree that typically grows 50 to 80 feet tall and up to two feet in diameter. The wood resembles white oak wood, and the leaves resemble American chestnut, chinkapin oak and swamp chestnut oak. The large acorns are an important wildlife food.


FOR-145: Landowners Guide to Identification and Characteristics: Scarlet Oak

Laurie Thomas, Darren Morris | May 4, 2026 (New)

Scarlet oak is one of the many red oaks found in the eastern United States. It is a medium-sized tree of 70 to 80 feet and is commonly found on dry upland slopes and ridges in natural landscapes. Scarlet oak has also been widely planted as an ornamental for its beautiful scarlet red leaves in autumn and its ability to tolerate dry conditions. Like many red oaks it is suitable for timber products and its fruit, the acorn is a valuable wildlife food.


FOR-140: Landowners Guide to Identification and Characteristics: Black Oak

Laurie Thomas, Darren Morris | April 22, 2026 (New)

Black oak is a common and widely distributed oak that is part of the red oak group. It is a medium-sized tree that can grow up to 80 feet in height. Like many red oaks it is suitable for timber products and its fruit, the acorn, is a valuable wildlife food. Black oak can be found on a wide variety of sites, including those with moist and well drained soils but is most often found on medium to poor soils associated with a south or west facing aspect.


FOR-161: Enrichment Planting of Upland Oaks

Stacy Clark | April 22, 2026 (New)

Enrichment planting have variable success, because standards for seed source, seedling quality, and competition control are generally not utilized in operational settings. The primary benefit of enrichment planting, if conducted properly, is it provides an immediate input of advance oak reproduction into the system.


FOR-139: Landowners Guide to Identification and Characteristics: White Oak

Laurie Thomas | April 22, 2026 (New)

White oak is a member of the white oak group and considered by many the most important of all the oaks. White oak is the most important oak in the timber industry and its acorn is the most palatable of all the oaks.


FOR-147: Landowners Guide to: Understanding the Importance of White Oak

Jeff Stringer, Darren Morris | April 22, 2026 (New)

White oak (Quercus alba) is considered the most important hardwood tree species in the eastern United States. There are many reasons to hold white oak in such high regard. White oak is long-lived, easily surpassing 200 years or more with some living to 500 years. White oak is one of the most widely distributed of all the oaks growing on a wide range of soils and
sites over a very large geographic area. As a result, white oaks are often important landmark trees, having historical or cultural significance.

Contact Information

Tawana Brown
Associate Director, Educational Publications

361 Blazer Dining 343 S. Martin Luther King Blvd. Lexington, KY 40526-0012

+1 (859) 257-7566

tawana.brown@uky.edu