15 Popular Fast Growing Aquarium Plants

Fast growing aquarium plants

Fast growing aquarium plants are ideal for tanks with limited space. Fortunately, there are plenty of varieties that you can choose from to make your tank look beautiful, and you can even choose them based on the specific type of fish you want to keep!

One of the most important things to know about aquarium plants, especially if you’re new to the hobby, is that they have different growth rates. Some grow really slowly and require lots of light and fertilizer, while others can grow several feet tall within a matter of weeks!

The reason these fast growing aquarium plants are so popular is that they give you instant results when it comes to beautifying your tank. You won’t have to wait months or years to see any change in your tank!

One of the first decisions you’ll have to make when you set up your aquarium is what kinds of plants to buy. This can be hard because there are many kinds of plants available, but not all of them are right for your situation. Not only that, but some plants aren’t even appropriate for an aquarium environment at all!

However, there are plenty of fast growing aquarium plants that will grow well in almost any aquarium environment.

Here are 15 popular fast growing aquarium plants that are worth knowing about if you want to give your fish and other aquatic pets a stunning green home to live in.

Fast growing aquarium plants

Echinodorus bleheri (Amazon Sword Plant)

Fast growing aquarium plants

Echinodorus bleheri, also known as the Amazon sword plant, is a popular, fast growing aquarium plant that thrives in the wet and humid conditions of your tank. It’s relatively easy to care for and will be a welcome addition to any aquarium setup. Once planted, it will grow quickly and may need regular trimming as it becomes top-heavy.

It also prefers low light levels so make sure not to put it in direct sunlight. The Amazon Sword Plant comes in many varieties and shapes. To keep this beautiful aquatic plant healthy, use a fertilizer that contains iron or micronutrients once every two weeks during the spring and summer months. In winter months, feed less often.

Limnobium laevigatum (Amazon Frogbit)

Fast growing aquarium plants

The Limnobium laevigatum, also known as the Amazon Frogbit, is a popular aquarium plant due to its relatively low light and care requirements. This plant will grow in all water conditions, but prefers soft to hard water and does not need much fertilizer. The frogbit is a great plant for beginners because it can tolerate a wide range of water conditions and has attractive leaves that offer some shade for fish.

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It is often used in a heavily planted tank or on the surface of the substrate where it floats between rocks or other decorations. Maintaining this plant is easy and doesn’t require pruning as many other plants do. Another bonus? It can help clear nitrates from your tank!

Sagittaria subulata (Dwarf Sagittaria Carpet)

Fast growing aquarium plants

One of the fastest growing aquarium plants is the Dwarf Sagittaria Carpet, also known as Sagittaria subulata. This plant has a low to moderate light requirement and will grow in water up to 18 inches deep. It can grow up to 1-2 feet in height with leaves that reach up to 12 inches in length.

The leaves are a dark green color with white veins and it spreads by small runners that propagate themselves along the substrate or through the use of cutting. It does not need a lot of nutrients and prefers medium hardness. If planted too deeply, this plant may produce less foliage on top.

Vesicularia dubyana (Java Moss)

Vesicularia dubyana

Vesicularia dubyana, known as Java Moss, is one of the most popular aquarium plants. It is an easy plant to care for and has the ability to attach itself to rocks, driftwood, and other aquarium decorations.

Java moss can grow quickly in an environment with bright light, so it may need trimming periodically. Although they are usually green or brownish green, these plants have been dyed blue-green by the aquaculture industry to create a more natural appearance. If you decide to dye your java moss, make sure that you don’t use a dye that contains any additives such as chlorine bleach or hydrogen peroxide because this could harm your fish tank inhabitants.

Ceratophyllum demersum (Coontail Plant Or Rigid Hornwort)

Fast growing aquarium plants

Ceratophyllum demersum is a fast growing aquatic plant native to the Americas. The coontail grows in dense clumps and does best with high-to-moderate lighting. Coontail will grow up to 16 inches per month, which makes it one of the fastest growing aquarium plants!

The Coontail Plant Or Rigid Hornwort is also very efficient at removing nitrates from your water column. This means you won’t have to do as many water changes! Coontail can be used as either a foreground or background plant because of its extensive root system. It’s an excellent choice for smaller tanks where more space may be limited due to their quick growth.

Brazilian Pennywort (Hydrocotyle leucocephala)

Fast growing aquarium plants

One of the most popular fast growing aquarium plants, Brazilian Pennywort provides an attractive green color that contrasts well with other aquarium plants. It grows rapidly and can reach up to 12 in height. To propagate new pennyworts, take a cutting from the mother plant and place it in fresh water.

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The cutting will take root within a few weeks. At this time, you should transplant it into soil or sand. For best results, maintain good lighting and give the plant plenty of space so that they do not crowd out each other.

Brazilian Pennywort is very easy to care for because they don’t require any special treatment. They are one of the best choices for beginners because they grow fast and are able to withstand low-light environments due to their ability to adapt quickly.

Hygrophila difformis (Water Wisteria)

Fast growing aquarium plants

This plant is a favorite of aquarium owners because it is easy to care for, grows rapidly, and has very attractive leaves. The leaves grow in alternating pairs and the edges are slightly curled. It has a wide variety of colors ranging from green to red depending on the lighting conditions.

In high-light environments, this plant can grow up to 3 feet long while in low-light environments it will stay short. Plant these in gravel that you would use for an aquarium filter system.

The tips of these plants have no roots so they are easily transferred between tanks with little risk of root damage or algae growth. They require more time between water changes than other plants, but due to their rapid growth rate, you may need less frequent changes than other types of plants.

Marsilea hirsuta (Bristly Water Clover)

Fast growing aquarium plants

Marsilea hirsuta is a small to medium aquatic plant that grows quickly and can reach up to 1-3 feet in height. It has thin leaves with a light green color and the roots are often exposed.

Marsilea hirsuta is one of the most popular fast growing aquarium plants and can be found at many pet stores. The Bristly Water Clover should be placed on the surface of the water as it does not grow well when submerged. To provide optimum conditions for growth, make sure to provide plenty of sunlight, moderate water flow, and high nutrient levels.

Lilaeopsis brasiliensis (Brazil Sword Plant)

Fast growing aquarium plants

Lilaeopsis brasiliensis, also known as the Brazil sword plant, is a popular aquarium plant that grows in clumps. They have large leaves and will grow rapidly when they are placed in an aquarium with plenty of light and CO2.

They enjoy water temperatures between 24-28 degrees Celsius, and grow best when planted in a substrate rich in nutrients.

The only downside to this hardy aquatic plant is that it does not like to be moved too often. It needs time to settle into its new home. After planting, do not let the soil dry out for two weeks before adding any more water or fertilizer.

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Hygrophila corymbosa (Giant Hygro)

Fast growing aquarium plants

Hygrophila corymbosa, more commonly known as Giant Hygro, is a popular aquarium plant that is easy to grow and requires little maintenance. It grows quickly and can be used for both foreground and background aquariums. It grows best in partial to full shade with a water depth of less than 6 inches.

The leaves are light green, succulent, and waxy. The roots are thick and white and attach easily to rocks or substrate. These plants will grow up to 2-3 feet tall over the course of six months, but can also be trimmed shorter if desired. If these plants are too tall for your tank, you can also cut them in half at the point where they start becoming leggy.

Lemna minor (Common Duckweed Plant)

Fast growing aquarium plants

Lemna minor, also known as the common duckweed plant is a freshwater plant that grows in lakes and ponds all over the world. Lemna minor is a fast-growing aquatic herb with green leaves and white roots.

The leaves are 1/5 to 1/8 of an inch long. This can be eaten by fish or shrimp but they are best used as an oxygenator or filter feeder in the aquarium. They don’t need light or fertilizer and reproduce using spores so you can have them grow really quickly. They’re one of the most popular choices for beginners because they’re inexpensive and easy to maintain.

Egeria densa (Brazilian Waterweed)

Fast growing aquarium plants

Egeria densa is a popular aquarium plant because of its beautiful red-colored foliage that grows quickly and the ability to tolerate fluctuating water conditions. It can grow in water with a pH as low as 4.0 and it will grow at temperatures ranging from 65 to 87 degrees Fahrenheit.

If you are looking for an underwater plant, this is a great option! However, keep in mind that it does not work well if planted directly into the substrate so be sure to use rock or other objects as a stand-in. Another downside to this plant is the fact that it can be aggressive towards other plants when grown too close together.

Aponogeton crispus (Ruffled Sword Plant)

Fast growing aquarium plants

Aponogeton crispus is a popular plant for aquariums because it is hardy and fast growing. It has long, slender leaves that are dark green in color with reddish-brown markings. It also produces an attractive white flower that can be seen from beneath the water’s surface.

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This aquatic plant will grow well in soil or sand that contains high amounts of nutrients. They require at least three hours of direct sunlight per day to thrive. An Aponogeton crispus usually reaches about two feet tall and one foot wide. The best time to divide them is during the fall season when they go dormant.

Setaria viridis (Green Foxtail Grass)

Fast growing aquarium plants

Green Foxtail Grass is a popular aquarium plant because of its beautiful color and slow growth. This plant can grow to about two feet tall, but it grows slowly. It will take at least two months for the grass to reach this height. It is best planted in an area that does not receive much light so that it stays green and healthy.

The leaves are dark green on the top and silver on the bottom with some spots of yellow in between. Since the plants are so small and slow growing, they make a great ground cover. If you don’t have many plants in your tank then these will work well for you. These plants should only be grown in freshwater tanks as they cannot tolerate saltwater conditions.

Elodea canadensis (Canadian Waterweed)

Fast growing aquarium plants

Also known as pondweed, American waterweed, or Canadian Waterweed, Elodea canadensis is a fast growing aquarium plant that is easy to grow. It has a tight root system, so it does not need an anchor to stay in place.

This plant produces a lot of oxygen and will help keep the water clean in your tank. Elodea canadensis also spreads rapidly and could be an invasive species if you are not careful with it. If you want this plant for your fish tank, it would be best to buy a few bunches at once and separate them before planting them.

The Elodea canadensis will continue to grow even when cut down or uprooted because of its strong rhizomes. When planted densely, this type of waterweed becomes less attractive because they form dense mats which may block light from reaching other plants below.