Oxy Weed bunch Elodea canadensis
This is the one allowed to be sold in pet shops.
Great for improving Oxygen in your tank, food for your goldfish, Hiding place for your goldfish.
Also great food for turtles, axolotls and tadpoles
Bunched and weighed down with a lead weight. But i recommend you remove the weight before adding to your pond or tank More available Packed in heat sealed plastic bag creating double bubble bag