Forest Health includes regular contributions from Forest Health Monitoring Coordinator Kelly Oten and other NC Forest Service Forest Health personnel.
The forest tent caterpillar strikes again! Just after getting them this spring, trees along the Roanoke River, Chowan River, and Lake Waccamaw once again lost their leaves. The very hungry caterpillar responsible for this defoliation, the forest tent caterpillar, is
Countless native insects feed upon our forest trees each year. Typically, their feeding is so minor, it goes undetected and has no long-term effect on tree health. When pest populations do rise, these sporadic and often small outbreaks are unusual
There are several strangers in a strange land here in North Carolina. In fact, the majority of our worst forest pests are non-native invasive species. In the 1990s, the tree-killing hemlock woolly adelgid was first found in N.C. and can
Although it is smaller than a grain of rice, the southern pine beetle is dubbed the ‘most destructive forest pest in the South’. Each year, the N.C. Forest Service tries to predict if there will be an outbreak of this
Big things come in small packages, and that is certainly true in the case of laurel wilt disease, though not in a good way. The tree-killing disease has already killed an estimated half a billion redbay trees across the Southeast.
The gypsy moth is not a new problem to the United States. Introduced from Europe to the Boston area in the 1860s, this invasive insect is now considered the worst pest of hardwood trees in eastern United States. Gypsy moth
In 2012, thousand cankers disease was confirmed in North Carolina for the first time. The invasive disease, responsible for killing walnut trees in walnut groves in the western U.S. and as a new introduction to eastern Tennessee at the time,
With the holidays behind us, the 30 million Christmas trees that had their time to shine, glow, and stand over presents all season need a place to go. To anyone who has had an emergence of praying mantises in their
Each year, the beautiful forests of our state encounter risks from various threats. The significance of native pests vary by year, but the threat from invasive pests is only increasing with time. Some, such as the hemlock woolly adelgid and the
Recently, oak trees throughout North Carolina are falling victim to a disease, evident by browning leaves and premature leaf drop. When encountering a situation like this, forest health professionals handle it like a detective case, examining the available evidence, ruling