A giant floating fern that carpets waterways with thick, leafy mats has become a major problem in Alabama waterways. It’s called Giant Salvinia. “Nobody wants it,” said Monica Allen, a spokesperson ...

If you gussied up your porch with a Boston fern this spring and it’s still thriving mid-summer, you can pat yourself on the back—that doesn’t mean you’re in it for the long haul. A lot of people toss ...

Like an aquatic monster with no apparent agenda other than quietly taking a passel of water bodies hostage, giant salvinia continues to sneak its way across eastern Texas. It doesn’t discriminate ...

There is something otherworldly about ferns. Their fronds suggest feathers and wings, and so when looking at them you may think of taking flight, most likely into the pre-historic past when they ...