Invasive species wiped out by big freeze
Invasive species wiped out by big freeze Giant Salvinia killed during winter storms Invasive species wiped out by big freeze and last updated 2021-04-01 14:12:42-04 While February's arctic blast brought problems for millions of Texans, it did have one positive environmental effect. The winter weather wiped out a large percentage of an invasive species that threatens many lakes in East Texas and Louisiana. Giant Salvinia is a non-native aquatic fern that creates thick mats of leaves on the water's surface, making swimming and fishing nearly impossible. The plant grows extremely quickly, but do...