Southern Pine Beetle
HIGHDendroctonus frontalis
Overview
The most destructive bark beetle in the southeastern United States, capable of killing vast stands of pine trees during outbreaks. Adults bore into bark and introduce blue stain fungus that clogs water-conducting tissues.
- Type
- Insect
- Severity
- HIGH
- Source
- USFS
Symptoms
Reddish-brown boring dust in bark crevices, S-shaped larval galleries under bark, pitch tubes on trunk, fading crown color from green to yellow to red, blue-stain fungus in sapwood
Affected Species
Geographic Spread
Treatments
Cut-and-Remove Infested Trees
Prompt identification and removal of actively infested trees plus a buffer of surrounding green trees to break the beetle attack front. The standard management response during outbreaks.
Preventive Thinning
Reducing stand density through selective thinning to improve tree vigor and reduce susceptibility to bark beetle attack. The most effective long-term preventive measure.
Recommended Products & Tools
Helpful supplies for managing Southern Pine Beetle. Always read and follow label directions, and confirm a diagnosis before treating.
Knocks down soft-bodied pests like aphids, mites, and scale crawlers.
Smothers overwintering eggs and crawlers; dormant or summer rates.
Soil-applied protection taken up by the tree for season-long control.
Sharp, clean cuts to remove affected wood — a tree-care essential.
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Frequently Asked Questions
What is Southern Pine Beetle?
The most destructive bark beetle in the southeastern United States, capable of killing vast stands of pine trees during outbreaks. Adults bore into bark and introduce blue stain fungus that clogs water-conducting tissues.
What are the symptoms of Southern Pine Beetle?
Reddish-brown boring dust in bark crevices, S-shaped larval galleries under bark, pitch tubes on trunk, fading crown color from green to yellow to red, blue-stain fungus in sapwood
Where is Southern Pine Beetle currently found?
Southern Pine Beetle is currently active in Alabama, Arkansas, Florida, Georgia, Louisiana, Mississippi, North Carolina, New Jersey, New York, South Carolina, Tennessee, Texas, Virginia. It has been reported in 13 total states across the United States.
What plants are affected by Southern Pine Beetle?
Southern Pine Beetle affects Loblolly Pine, Eastern White Pine. Susceptibility varies by species.
How do I treat Southern Pine Beetle?
Treatment options for Southern Pine Beetle include: Cut-and-Remove Infested Trees, Preventive Thinning. Treatment approaches may include chemical, biological, cultural, and mechanical methods depending on the severity and context.