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8 Best Coldwater Aquarium Plants

If you are looking for the best coldwater aquarium plants then you are at the right place.

In this blog post, I will show you some aquarium plants that can tolerate cold water.

All the plants in this list are very undemanding so even if you are a beginner you can easily keep them in your aquarium.

Best Coldwater Aquarium Plants image

Now before diving into the list let me clear one thing.

I have included the plants that are in general good for cold water aquarium.

I have included some plants that can tolerate temperature as low as 50 degrees Fahrenheit and the plants that can tolerate temperature as low as 68-degree Fahrenheit.

So before keeping them in your aquarium, you should first know what is the temperature of the water of your aquarium or the ideal temperature for the fish in your aquarium (as different species of fish require certain water temperature to thrive) and then you can select any of the following plants that are a good fit for you.

Generally, the ideal temperature for a cold water aquarium is between 60-75 degrees Fahrenheit.

So generally speaking, you can keep all the plants I have mentioned in this list in your cold water aquarium.

So with that out of the way, let’s start our list.

Best Coldwater Aquarium Plants

1. Guppy Grass

PARAMETERSVALUES
PLANTGuppy grass
COMMON NAMESGuppy grass
SCIENTIFIC NAMENajas guadalupensis
FAMILYHydrocharitaceae
CARE LEVELEasy
LIGHT REQUIREMENTModerate
GROWTH RATEFast
TEMPERATURE50-86° F
pH6-7
HARDNESS2-25 dKH
PLACEMENTSurface, background
MAXIMUM SIZE3 feet
MINIMUM TANK SIZE10 gallon
PROPAGATIONSide shoots/clippings

Guppy grass is a fast growing aquarium plant.

It got its name because it is very popular among Guppy breeders as it provides a lot of hiding places for Guppy fry.

This plant is very easy to care for and can tolerate a wide range of water parameters.

It can tolerate temperature as low as 50 degrees Fahrenheit so it is a very good aquarium plant for cold water aquariums.

It is also very good water purifying plant as it removes all the harmful toxins, ammonia, nitrate and nitrite from the water and it also oxygenates the water.

Check out more oxygenating plants for aquarium.

How much light does Guppy grass require?

Guppy grass can do well under moderate lighting conditions.

You should provide it at least 3-4 watts light per gallon.

How to keep Guppy grass in an aquarium?

There are a couple of ways you can keep Guppy grass in your aquarium.

The simplest way is to just let it float in your aquarium.

Another way is to plant it in the substrate of your aquarium.

Substrate requirements

You can use any substrate for planting Guppy grass in your aquarium.

Ideal water parameters

As mentioned earlier, Guppy grass can tolerate a wide range of water parameters.

That being said, the ideal temperature for the proper growth of this plant is between 50-86 degrees Fahrenheit.

Its pH tolerance range is between 6 to 7 and the water hardness tolerance range is between 2 to 25 dKH.

Fertilization requirements

For the faster growth of Guppy grass, you should supplement it with some liquid fertilizers.

You should add liquid fertilizers after the weekly water change.

Check the latest price of this plant at Amazon here

6 Tips to Take Care of Live Plants in Aquarium (For Beginners)

2. Salvinia Natans

Salvinia Natans

Photo by Le.Loup.Gris under CC BY-SA 3.0

PARAMETERSVALUES
PLANTSalvinia Natans
COMMON NAMESFloating Moss, Floating Fern, Floating Watermoss, Water Butterfly Moss
SCIENTIFIC NAMESalvinia Natans
FAMILYSalviniaceae
CARE LEVELEasy
LIGHT REQUIREMENTModerate to High
GROWTH RATEFast
TEMPERATURE54 – 86° F
pH6-8
PLACEMENTFloating
MAXIMUM SIZE2-3 inches
MINIMUM TANK SIZE10 gallon

Salvinia natans is also known as floating watermoss, water butterfly, floating moss and floating fern.

It is a fast growing floating plant.

This plant is very easy to care and can tolerate a wide range of water parameters.

It can tolerate temperature as low as 54 degrees Fahrenheit which makes it an ideal choice for a cold water aquarium.

This plant has hair on its leaves which prevents algae growth.

It also provides good hiding places for fry.

How much light does Salvinia natans require?

Salvinia natans does well in moderate to high lighting conditions.

So you should provide it at least 4 watts light per gallon.

You should keep the lights as close to the water surface as possible so that it can get strong lighting.

How to keep Salvinia natans in an aquarium?

Slovenia natans is a floating aquarium plant so you should just let it float on the surface of the water of your aquarium.

Substrate requirements

As salvinia natans is a floating plant, it doesn’t require any substrate.

Ideal water parameters

Salvinia natans thrives in the temperature between 54-86 degree Fahrenheit.

Its pH tolerance range is between 6 to 8.

Fertilization requirements

Salvinia natans can do well without any fertilizers. 

But as with all the aquarium plants, you can supplement it with some liquid fertilizers and it will benefit from it.

3. Jungle Vallisneria

PARAMETERSVALUES
PLANTJungle Vallisneria
COMMON NAMESJungle Val, water celery, tape grass or eelgrass
SCIENTIFIC NAMEVallisneria Americana
FAMILYHydrocharitaceae
CARE LEVELIntermediate
LIGHT REQUIREMENTMedium
GROWTH RATE Fast
TEMPERATURE65° – 85° F
pH 6.8 – 8.0
HARDNESSModerately Hard to Very Hard
PLACEMENTBackground
MAXIMUM SIZE6 feet (2 meters)
MINIMUM TANK SIZE10 gallon

Jungle Vallisneria is a fast growing tall plant that can grow as tall as 6 feet.

This plant is very hardy and can tolerate a wide range of water parameters which makes it ideal for beginners.

It is one of the few earlier plants that were introduced in the aquarium hobby and it is still a favorite of many aquarists.

This plant can tolerate temperature as low as 65 degrees Fahrenheit so it is a good choice for cold water aquarium.

How much light does Jungle Vallisneria require?

Jungle Vallisneria will do well in moderate lighting conditions.

So ideally, you should provide it at least 3-4 watts light per gallon.

It can grow in low lighting conditions but its growth will be very slow.

How to keep Jungle Vallisneria in an aquarium?

As Jungle Vallisneria is a tall aquarium plant that can grow as tall as 6 feet you should keep in the background of your aquarium.

Check out more background plants for aquarium.

Substrate requirements

You can use any substitute for planting Jungle Vallisneria in your aquarium.

You can use gravel or sand as a substrate for this plant.

Or you can also use a nutrient-rich substrate for it and it will definitely benefit from it.

Check out more aquarium plants that can grow in a sand substrate.

Fertilization requirements

Jungle Vallisneria requires a decent amount of iron for its proper growth.

So you should regularly supplement it with some iron-rich fertilizers.

You can add these fertilizers in a form of root tabs or you can use liquid fertilizers.

If you are going to use liquid fertilizer then you should add them after the weekly water change.

Ideal water parameters

The ideal temperature for Jungle Vallisneria is between 65-85 degrees Fahrenheit.

Its pH tolerance ranges between 6.8-8.

And it does well in moderately hard to very hard water.

Check the latest price of this plant at Amazon here

4. Amazon Sword

amazon sword
PARAMETERSVALUES
PLANTAmazon sword
SCIENTIFIC NAMEEchinodorus grisebachii
FAMILYAlismataceae
CARE LEVELEasy
LIGHT REQUIREMENTModerate
GROWTH RATEFast
TEMPERATURE 60.8-82.4°F
pH6.5-7.5 pH
HARDNESS8-15°dH
PLACEMENTBackground
MAXIMUM SIZE16 Inches
MINIMUM TANK SIZE10 Gallons

Amazon sword is one of the most popular plants in the aquarium hobby.

This plant is very easy to care for and can tolerate a wide range of water parameters which makes it ideal for beginners.

It is also very popular among experienced aquarists as well.

It can tolerate temperature as low as 60 degrees Fahrenheit which makes it a very good choice for a cold water aquarium.

How much light does Amazon sword require?

Amazon sword is a low light plant.

Ideally, you should provide it at least 2 watts light per galloon.

Also, the lighting should be on for around 11 to 12 hours a day.

How to keep Amazon sword in an aquarium?

Amazon sword can grow very tall in all directions with its wide and large leaves.

So ideally, you should keep it in the center of your aquarium.

You can also keep it in the background or at the back corner of your aquarium if you are going for a jungle effect.

Substrate requirements

You can use any substrate for Amazon sword but you should make sure that the substrate is at least 2.5 inches thick.

Ideal water parameters

Amazon sword is a very hardy plant and can tolerate a wide range of water parameters.

That being said, the ideal temperature for Amazon sword is between 60-82 degrees Fahrenheit.

Its pH tolerance range is between 6.5 to 7.5 and the water hardness tolerance range is between 8 to 15 DH.

Fertilization requirements

Amazon sword is a very hardy plant and it can do well without any fertilizers.

But for faster and better growth of Amazon sword you should supplement it with some iron-rich fertilizers.

You can add these fertilizers in a form of root tabs or liquid fertilizers.

If you are going to add liquid fertilizers then you should add them after the weekly water change.

Check the latest price of this plant at Amazon here

12 Benefits of Live Plants in an Aquarium (Pros and Cons)

5.  Ludwigia Repens

Ludwigia Repens
PARAMETERSVALUES
PLANTLudwigia Repens
COMMON NAMESLudwigia repens, Ludwigia repens Rubin, Red repens, Ludwigia sp. Weinrot, Red-Leaf Ludwigia, Creeping Primrose-Willow
SCIENTIFIC NAMELudwigia repens
FAMILYOnagraceae
CARE LEVELEasy
LIGHT REQUIREMENTLow to very high
GROWTH RATEModerate to Fast
TEMPERATURE60- 86oF
pH5 - 8
HARDNESSVery soft to hard level
PLACEMENTBackground
MAXIMUM SIZE7-19 inches
MINIMUM TANK SIZE10 gallon

Ludwigia repens is a very popular coloring plant in the aquarium hobby.

Its leaf color range from green, brown to deep red.

If you provided it with an ideal environment and nutrition, it can grow very fast.

It is also very easy to care and can tolerate a wide range of water parameters which makes it ideal for beginners.

This plant can tolerate temperature as low as 60 degrees Fahrenheit which makes it an ideal plant for a cold water aquarium.

How much light does Ludwigia repens require?

Ludwigia repens can do well under moderate to high lighting conditions.

You should provide it anywhere between two 2 to 4 watts light per gallon.

How to keep Ludwigia repens in an aquarium?

You can plant Ludwigia repens in the background of your aquarium.

Also, some people just let it float in their aquarium and it provides a lot of hiding places to small fish like Tetras.

Substrate requirements

You can use any substrate for Ludwigia repens and it will do just fine.

Ideal water parameters

Ludwigia repens can tolerate a wide range of water parameters.

It can tolerate temperature as low as 60 degrees Fahrenheit to up to 86 degrees Fahrenheit.

Its pH tolerance range is between 5-8 and you can keep it in very soft to very hard water.

Fertilization requirements

Ludwigia repens is a very hardy plant and can do well without any fertilizers.

But to get its red coloration, you should supplement it with some additional CO2 fertilizers.

Check the latest price of this plant at Amazon here

CO2 will also help to grow it faster.

6. Bacopa caroliniana

Bacopa

Photo by David J. Stang under CC BY-SA 4.0

PARAMETERSVALUES
PLANTBacopa
SCIENTIFIC NAMEBacopa Caroliniana
FAMILYScrophulariaceae
CARE LEVELEasy
LIGHT REQUIREMENTLow
GROWTH RATESlow
TEMPERATURE69.8 - 80.6°F
pH6.8 - 7.2
HARDNESS71.43 - 142.86 PPM
PLACEMENTBackground
MAXIMUM SIZE11+ inches
MINIMUM TANK SIZE10 gallons

Bacopa caroliniana is a tall stem plant.

It is commonly used in aquariums as well as in the outdoor ponds.

This plant is also very popular in aquascaping because of its pinkish-red coloration.

This plant is very undemanding which makes it ideal for beginners.

It can tolerate temperature as low as 69 degrees Fahrenheit so you can keep it in a cold water aquarium.

How much light does Bacopa require?

As mentioned earlier, Bacopa is a very undemanding plant.

It can survive in almost any lighting condition.

So, you can keep it under low to high light and it will do just fine.

How to keep Bacopa in an aquarium?

Bacopa caroliniana is a tall stem plant that can grow more than 11 inches so you should keep it in the background of your aquarium.

Substrate requirements

The ideal substrate for Bacopa caroliniana is fine gravel.

Ideal water parameters

The ideal temperature for the proper growth of Bacopa caroliniana is between 69 to 80 degrees Fahrenheit.

Its pH tolerance range is between 6.8 to 7.2 and its water hardness tolerance range is between 4 to 8° N.

Fertilization requirements

Bacopa caroliniana can do well without any fertilizers.

But to get its pinkish-red coloration, you should supplement it with additional CO2 and fertilizers.

The fertilizers will also help it to grow faster.

Check the latest price of this plant at Amazon here

7. Red Root Floater

Red Root Floater

Photo by Agnieszka Kwiecień, Nova under CC BY-SA 4.0

PARAMETERSVALUES
PLANTRed Root Floater
COMMON NAMESRed Root Floater
SCIENTIFIC NAMEPhyllanthus fluitans
FAMILYPhyllanthaceae
CARE LEVELEasy
LIGHT REQUIREMENTLow to High
GROWTH RATEFast
TEMPERATURE70° - 82° F
pH6.5 - 7.5
PLACEMENTFloating
MINIMUM TANK SIZE10 gallon

Red root floater is a fast growing floating aquarium plant.

This plant is very easy to care for which makes it ideal for beginners.

It can tolerate temperature as low as 70 degrees Fahrenheit so it can survive in a cold water aquarium.

Ideally, you should keep this plant in open-top tanks because it cannot tolerate too much humidity or moisture.

Too much humidity or moisture can rot this plant.

Check out more fast-growing aquarium plants.

How much light does Red root floater require?

Red root floater is very undemanding when it comes to light.

It can do well in low to high lighting conditions.

To get its red coloration, you should keep it under highlighting condition.

How to keep a red root floater in an aquarium?

Red root floater, as the name suggests, is a floating aquarium plant so you should just let it float on the surface of the water of your aquarium.

Substrate requirements

As Red root floater is a floating aquarium plant, it doesn’t require any substrate.

Ideal water parameters

The ideal temperature for the proper growth of Red root floater is between 70-82 degrees Fahrenheit.

Its pH tolerance range is between 6.5 to 7.5 and its water hardness tolerance range is between 3 to 20° D.

Fertilization requirements

Red root floater can do well without any fertilizers.

But it will benefit from some supplementation like some liquid fertilizers and CO2.

Check the latest price of this plant at Amazon here

8. Subwassertang

Subwassertang

Photo by Rǫgn under CC BY-SA 4.0

PARAMETERSVALUES
PLANTSubwassertang
COMMON NAMESSüsswassertang, Süßwassertang, Round Pellia, False Round Pellia
SCIENTIFIC NAMESüsswassertang
FAMILYLomariopsidaceae
CARE LEVELEasy
LIGHT REQUIREMENTLow to moderate
GROWTH RATESlow
TEMPERATURE68-73° F
pH6-8
HARDNESS0 - 21°dKH
PLACEMENTFloating
MINIMUM TANK SIZE5 gallon

Subwassertang is a dense plant like Java moss.

This plant is very easy to care which makes it ideal for beginners.

This plant can work as a very good water purifier for your aquarium as it removes harmful toxins and heavy metals from the water.

It also oxygenates the water.

It can tolerate temperature as low as 68 degrees Fahrenheit so you can keep it in a cold water aquarium.

This plant is also good for Shrimps as it provides hiding places and feeding ground for the baby shrimps.

How much light does Subwassertang require?

Subwassertang can do well in low to moderate lighting conditions.

So you should provide it anywhere between 2-4 watts light per gallon.

How to keep Subwassertang in an aquarium?

You should attach Subwassertang to any ornament in your tank like driftwood or rock and then put inside your aquarium.

You can also just let it float in your aquarium and it will find its place.

Substrate requirements

Subway surfer tank doesn’t have true roots.

So it doesn’t really require any substrate to grow.

As with anything in your aquarium, it can also get attached to the substrate of your aquarium.

Ideal water parameters

The ideal temperature for the proper growth of Subwassertang is between 68-73 degrees Fahrenheit.

Its pH tolerance range is between 6 to 8 and you should keep it in the soft water.

Fertilization requirements

Subwassertang can do well without any fertilizers.

But you can supplement it with some liquid fertilizers for its fast growth.

Conclusion

So, these are the best coldwater aquarium plants.

I hope you found this list helpful.

If you do, please share it.

If you have any doubts let me know in the comment section below and I will be happy to help you out.

Also, let me know which plant you are going to keep in your aquarium.

Happy fishkeeping!

20 Tips to Maintain a Healthy Aquarium

FAQ

What’s the ideal temperature of a coldwater aquarium?

Generally, the ideal temperature for a cold water aquarium is between 60 to 75 degrees Fahrenheit.

It really depends on the species of the fish in your aquarium.

Can aquarium plants live in cold water?

Yes, there are some aquarium plants that can tolerate low temperatures.

So, you can keep them in a cold water aquarium.

All the plants that I have mentioned above can be kept in a cold water aquarium.

Do fish like plants in their tank?

Yes, most of the fish like plants in their tank.

Plants are a great way to emulate the natural habitat of fish.

Also, plants has a lot of other benefits like: 

What plants are good for Axolotls?

You can keep following plants in your Axolotls aquarium

  • Java fern
  • Anubias
  • Java moss
  • Raccia

Can I grow aquarium plants in gravel?

Yes, there are certain species of plants you can plant in gravel.

Usually, these plants get nutrients through their leaves.

The plants that can grow in gravel includes following

  • Amazon sword
  • Java fern
  • Anubias

What temperature do aquarium plants like?

Generally, most of the plants can do well in temperature between 60 to 70 degrees Fahrenheit.

But it really depends on the species of the plant.

Some plants can do well even below 60 degrees Fahrenheit and others can do well above 70 degrees Fahrenheit.

What is the fast growing aquarium plants?

There are a lot of fast growing aquarium plants. 

They are as follows:

  • Amazon sword
  • Dwarf Sagittaria
  • Hornwort
  • Amazon frogbit
  • Java moss
  • Water wisteria
  • Marsilea hirsuta
  • Micro sword
  • Brazilian pennywort
  • Giant hygro
  • Duckweed
  • Anacharis
  • Green foxtail

I have written in detail about all of them in this blog post.

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