Betta Fish Vase Plant. A large number of people will favor plants such as apeace lilies, ajava fern, or a chinese evergreen. Most plants should be fine for a betta.
Betta's typically want a larger space than provided in a vase. Here are our top three recommended plants for the betta’s vase. Just be sure to add some rocks or gravel for stability and to provide spots for the fish to hide.