Hornwort: The Complete Care Guide

If you are looking for an extensive kind of and ultimate complete care guide on hornwort, then you are at the right place.

No doubt, they are marked as one of the easiest and simplest freshwater plants to maintain and grow.

Furthermore, they are beautiful and easy to grow, as well as low-maintenance. To get a hardy aquarium plant, you can have this one for sure.

It is also called the name of “Coontail” or you can term it as “coon’s tail.”  Moreover, Ceratophyllum is identified as the scientific name of it that comes with Ceratophyllum demersum.

This plat is native to the side of North American waters. You will be surprised to know that this plant is marked as one of the invasive species in New Zealand.

Because of its overall potential and ability to compete with native plants. Even more, it comes with a bright green kind of feathery leaves or you can say that it has needles.

It grows in the form of whorls right between 6 and 12 needles. You might have noticed that its leaves tend to stay short.

However, the whole and entire plant grow extremely tall.

You are free to use this plant in the form of a background plant right there in your aquarium. Below you can check out more of the details:

Benefits of Hornwort:

Benefits of Hornwort1

You might be wondering what are the benefits of hornwort, here are the details for you:

It acts in the form of an Algae Inhibitor. If you want to control algae, then this is an extremely and immensely useful plant for you.

It offers allelopathic abilities. It has the tendency and potential to produce some special chemicals.

So that it can easily fight against any of the competing plants like those of algae. In addition, this plat “takes over” the aquarium.

It is observed that a large number of people, prefer to toss in a bunch of hornwort in their tanks.

They do so just to prevent any of the algae outbreaks. Besides, some people love to keep this plant in a glass jar along with the addition of some rocks.

This way, you can make a beautiful looking table centerpiece. For breeding and fry tanks, you can make use of this plant.

It is seen that hornwort is marked and identified as a popular choice for all kinds of fish breeders including all of the species.

It grows in the form of weed. It sucks up nitrate right from the water and reduces the need when it comes to water changing practice.

It takes up all of the excess nutrients right from the water and turns out your tank’s environment productive, useful, and healthier.

This plant shows the cosmopolitan distribution, it exists and shows its presence in all continents except in the continent of Antarctica.

This has become a high demanding plant, it is easy to be produced and grown in high densities and that too very cheaply.

People add and include hornwort in their tanks and aquariums for aesthetic feel and presence.

It gives color to your tank and you can look at your tank with a new dynamic perspective. It improves your water quality.

Most noteworthy, it consistently keeps your water clearer and cleaner.

Hornwort Appearance:

Hornwort lacks the presence of true roots. It tends to grow rhizoids for the sake and purpose of anchoring.

This plant can reach all up to 10-feet long as well as 1/10-inch in terms of diameter.

Its leaves are produced in the form of whorls of six to twelve. Besides, this is a dark green plant.

At times, it gives out lighter green shades if you will grow this plant in any of the warmer environments. 

How to Care for a Hornwort Plant?

Hornwort Plant

Below you can see the details as to how to take care of Hornwort Plant:

Tank Requirements:

Talking about the tank requirements, it is seen that naturally, hornwort lives in lakes, rivers, and also in ponds, and marshes.

It means that you can go for any tank design the way you want to. All in all, you need to design a healthy set up for this plant.

You can go for any of the tank sizes. You can have big tanks or small tanks.

For a small tank, the added duty of maintaining hornwort will be on your shoulders.

In addition, for minimum tank size, you need to pour 15 gallons.

The temperature range can be between roughly 59-86°F. You can go for both of the cold-water setups and tropical setups.

Moreover, the pH range should be from 6.0 to 7.5. And the hardness of the water should be 5-15 dGH.

Lastly, Filtration is needed and required however there are none of the special requirements.

And hornwort needs high light intensity. Make sure to keep it in clear water, in this way, the light will be able to get penetrated deeply throughout the tank.

If you have already placed some other plants in the tank along with hornwort, then keep in mind that hornwort is going to eat away your tank’s supply of nutrients in less time.

So, always feed your tank with enough fertilizers, this way other plants will remain nourished too.

To Plant or Float?

To Plant or Float

There are two options for you to keep this plant in an aquarium. The very first option is to plant.

In other words, you can anchor it in the substrate. Or you can allow this plant to float in any manner you want to!

You may have seen hornwort floating in the tanks most of the time,

It depends on the overall preferences of your fish too what which placement strategy you opt for!

No matter, you are planting or floating them, this plant is always considered the best and ideal shelter for small fish.

Besides, if you have got a surface-dwelling fish like that of hatchet fish, then it is recommended to go and opt for floating hornwort.

If in your tank you have got fish in the mid-level or lower levels, then it is better to have hornwort. planted.

If this plant is floating in your tank, then it will be able to bring up a pleasant aesthetic feel.

Lastly, avoid planting this hornwort so much closer to a filter inlet, by doing so, it may get blocked by any of the plant debris.

Maintenance and Care:

Hornwort grows rapidly, it is, for this reason, it needs maintenance. But this caring part is not much hasslefree.

It grows itself 5 or more inches within a time frame of one week.

If you feel that hornwort is not growing at normal rates, then you have to make sure that it receives and gets high intensity and amount of light.

What you can do is to change the light fitting. Hence, more light will give you a larger and also greener plant.

Your tank has to be brighter as well as warmer. Avoid changing the temperature of your water tank on frequent and often notes.

Most certainly, the person should make and create a healthy tank.

Your hornwort has to be supplied with adequate and enough amounts of nutrients.

You can even add nutrient supplements every single week so that you can boost the hornwort plant’s growth.

As soon as you see that hornwort has reached its average and desired length, then at that point, you can start taking care of it.

Keep an eye while watching its further growth rate and cut its stem on a regular basis.

This plant should always be present in its ideal size. You need to dot the cuttings every now and then.

Common Problems:

Common Problems

There are a few of the common problems associated with hornwort. You need to know about them as well.

If you love keeping this plant in your tank, then you need to be aware of its downside as well.

Firstly, it shows and displays a rapid growth rate. This is a common problem that you might have noticed.

This plant becomes too large. At times, it starts to dominate your aquarium on extensive notes. Moreover, it needs and demands regular maintenance.

As this plant is accompanied and injected by a large potential size, that is why it is important for you to maintain its size.

If the floating hornwort becomes too large, then it is going to cover your whole tank surface and no light will be able to get reaches to the bottom section of the tank.

The lack of absence of light may kill any of the grounded plants.

Even more, it is frequently seen and noticed that hornwort shed its needles at an extensive and intense rate.

This happens when you are going to introduce this plant for the very first time in your tank. Later on, they will shed in minor and small amounts.

Hornwort Propagation:

Do you have any idea about Hornwort Propagation, here we will tell you? Most noteworthy, this plant propagates through the process of vegetative fragmentation.

Keep in mind that this is a common technique that is made and designed for invasive plant species.

For more and thorough understanding, here one section of the plant is cut down and separated and gets attached to another plant for the sake of making a new plant.

If any of you wants and wishes to multiply the amount and number of hornwort right there in his aquarium, then what he can do is to cut off a side stem and plant it somewhere else.

You are going to see that in the next couple of weeks, a new plant is going to be developed.

Hornwort Tank Mates and Compatibility:

Hornwort Tank Mates and Compatibility1

Now, we will talk about Hornwort Tank Mates and Compatibility. When it comes to fish tank compatibility, then it is not a big and massive concern at all.

We have seen that this plant hornwort turns out to be a great and best of all companion for all fish species. It can be paired with any fish type and kind! This is so amazing.

A large number of fish like that of Common Mollies or be it these Guppies, they get immense and supreme benefit from this plant.

These fish consider this plant as a refuge for themselves when mating. Most probably, this respective and subjective plant turns out to be a source of food for most of the fish.

You may have noticed that Gouramis or Angelfish, often eat this plant. On the other hand, snails, shrimp, clear up and eat away any of the debris that is generally shed from hornwort.

Is Hornwort Suitable for Your Aquarium (Summary)?

Is Hornwort Suitable for Your Aquarium (Summary)

Hornwort is a great and ideal plant to be placed and kept in your aquarium. It has few of the demands and that is all!

This is a suitable plant for your tank. As this is a hardy plant, for the reason that it is more ideal and appropriate for beginners.

Most importantly, its purpose of using its multidimensional nature. First of all, it improves and enhances young fry safety.

Secondly, it keeps the fish waste levels down. Thirdly, it manages to keep the algae levels all and completely down.

It acts in the form of a floating plant. Furthermore, it gives shelter to fish right from the lower levels.

And if you want to make your aquarium attractive looking, then you can try out keeping this plant.

Just give it a regular trimming job and this plant will be going to look dominating in an aquarium.


So, what’s the bottom? This hornwort is a great plant to be placed in your aquarium. Go and give it a try.

No doubt, this is a useful plant. It looks beautiful from all angles and sides.

For your aquarium hobby, do consider this plant and keep it in your tank. You will have a great experience.

Lastly, if you have already tried this plant and taken care of it, then share your views about it.

For more details on aquarium plants, stay tuned, and connected with us.

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