Although dozens of invasive plant species thrive in the humid, subtropical climate of the Houston-Galveston region, we focus our attention on locating and documenting the locations of six invasive species that pose the greatest economic and ecological threat to our region. These species include:

Brazilian peppertree

Brazilian Peppertree

[Photo courtesy of Bryan Harry, NPS]

Kudzu

Kudzu

[Photo courtesy of James H. Miller, USDA Forest Service]

Deeprooted Sedge

Deeprooted Sedge

[Photo courtesy of Richard Carter, Valdosta State University]

Giant Salvinia

Giant Salvinia

[Photo courtesy of USDA APHIS Archives]

Japanese Dodder

Japanese Dodder

[Photo courtesy of Cynthia Heintze]

Elephant ear

Elephant Ear

[Photo courtesy of Charles T. Bryson, USDA Agricultural Research Service]