There are many reasons to introduce plants into your tank. From oxygenating the water to providing shelter, plants will keep the tank, and the fish much healthier.
Hornwort is one of the easiest freshwater plants to grow. This is demonstrated by its success in the wild where it has spread to every continent except Antarctica, after originating in North America. Its high tolerance to various water conditions makes it ideal for beginners, while its fast growth rate and easy to propagate means a little will go a long way.
It can be used as either a floating plant or rooted in the substrate, giving you more freedom when designing the look of your aquarium. This also increases the range of freshwater fish that can benefit from it.
If you are looking for an easy, fast-growing plant then hornwort could be for you. Here is a brief summary of what you should expect.