Exotic Pest Reporting
The Nature Conservancy
Giant Salvinia (Salvinia herzogii) is an invasive plant. It is a native of South America.
The growth of these plants can very quickly form dense mats that may be more than 2 m thick. These mats block light and oxygen, displacing native plants.
Summaries of State Plant Protection Laws and Regulations
01/09/2020 - Giant salvenia starts to clog coves on Lake Columbia
12/09/2019 - PRVWSD continues to battle invasive plant
11/22/2019 - Invasive giant salvinia found at Houston Co. lake
05/15/2019 - Pelahatchie Bay reopens to reservoir boaters
07/23/2018 - Lake Nacogdoches' giant salvinia infestation spreads
12/03/2015 - Giant Salvinia Hits Texas Premiere Trophy-Bass Lake