The Invasive Plant Called One of the Worst on Earth — Alligator Weed's Spread Through Japan

Alligator weed, sometimes called one of the worst invasive plants on Earth, has been spreading through rice paddies and waterways in Japan. Here's what makes it so hard to stop, and how it was first traced to a paddy in Okayama Prefecture.

source https://www.senteiyasora.com/en/post/the-invasive-plant-called-one-of-the-worst-on-earth-alligator-weed-s-spread-through-japan