Joro Spider's Northern Expansion: What to Expect in 2026
The Joro spider, an invasive species originally from East Asia, continues to expand its territory in the eastern United States. Known for its large size and vibrant colors, the Joro spider has been spreading northward since its first sighting in Georgia in 2014. The spider's unique 'ballooning' method allows it to travel long distances, contributing to its rapid spread. In 2026, sightings have been reported as far north as Maryland, with established populations in several southeastern states. Despite their intimidating appearance, Joro spiders are harmless to humans and pets.