Oxygenating Hornwort (1 Bunch – 6 Stem Plants)

About this item Excellent for improving water quality by providing oxygen and removing excess nutrients from pond water. Helps to control algae. Can be just dropped into the pond. Provides a screen of foliage at bottom of pond to help fish hide from predators. Very cold-hardy, overwinters on pond bottom. Vigorous grower. Easy to propagate. We recommend 1-2 bunches per square foot of pond surface area. › See more product details