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Aquarium and pond equipment at the best prices!
For those passionate about aquariophily
Having trouble finalizing your order? Contact us 24 hours a day by email at information@zoanthus.fr.
Basin Analysis
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Balling Products
Seawater supplements
Basic elements
Fresh Water Supplements
CO2 system
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Water treatment
Bacterial Treatments
Adverse Treatments
Fish Care
Water treatment
Bacterial Treatments
Adverse Treatments
Fish Care
Water treatment
Bacterial Treatments
Fish Care
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Sand
Substrate for reactor
Sea Salts
Pond Substrate
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Seawater Equipment
Basin Equipment
5€ discount for your first order with the code: BIENVENUE05 (from 100€ purchase, offers cannot be combined)
Heteranthera zosterifolia , also known as Stargrass, is a beautiful aquatic plant native to South America, famous for its rapid growth and dense, star-shaped foliage. Perfect for enhancing the background of aquariums, it easily creates a lush, bushy effect. This plant can reach between 30 and 50 cm in height and has the advantage of producing pretty little blue flowers if it reaches the surface in an open aquarium. Easy to propagate by cuttings, it appreciates bright light, a regular supply of nutrients and a moderate CO2 system. Ideal for adding a touch of tropical and dynamic nature to any type of aquarium.

Heteranthera zosterifolia, or Stargrass, has thin, bright, star-shaped leaves that make it particularly attractive. It grows very quickly, making it an ideal plant for those looking to quickly add life to their aquarium. It thrives in intense light, essential for its health and lush appearance. With good lighting and a regular supply of liquid nutrients, it will be able to fully develop and reveal its full decorative potential.
Thanks to its ease of propagation, you simply need to cut off already rooted stems to replant elsewhere in the aquarium. This ability makes Stargrass particularly economical and easy to manage, even for beginners. It prefers a fine substrate but will easily adapt to simple aquarium sand. However, be careful not to space the plants too far apart so that they maintain a good density without disturbing each other.
In terms of water parameters, Heteranthera zosterifolia appreciates soft to medium soft water (GH between 1 and 6 ideally) and slightly acidic to neutral water (pH between 5.5 and 7.5). The addition of CO2 is strongly recommended to maintain its dense structure and prevent the plant from becoming fragile and stretched. On the other hand, it does not tolerate strong water currents well, so prefer gentle filtration or regular maintenance of your filter cleaning .
Finally, when the stargrass reaches the water's surface, it sometimes develops delicate blue flowers, adding a unique and natural touch to your aquarium. To encourage this bloom, an open aquarium is necessary.
Heteranthera zosterifolia requires regular pruning to maintain a dense and attractive appearance. Once it reaches the surface, it's recommended to shorten the stems to mid-height to encourage healthy, dense growth at the base. You can then replant the resulting cuttings to further enhance your aquatic decor. Regular maintenance will allow you to fully enjoy its magnificent, bright foliage while maintaining a beautiful harmony in your aquarium.

For optimal growth of Heteranthera zosterifolia, it is recommended to use a good CO2 system and intense lighting to meet its high energy needs. Regular feeding of liquid fertilizers will enrich the water with essential nutrients, ensuring rapid and healthy growth. Avoid hard or overly alkaline water, which can damage the leaves and make the plant fragile.
Respecting these few simple conditions will allow you to have a green aquarium full of vitality, worthy of the most beautiful natural aquatic landscapes.
Microsorum pteropus 'Narrow' , also known as the narrow-leaved Java fern, is an ideal aquarium plant for beginners and aquascaping enthusiasts alike . It grows naturally attached to an aquarium root or rock , without the need for substrate, making it very easy to install. Its thin, elongated leaves offer a fluid and elegant movement in the water . It is not demanding: moderate light, no need for CO2, and a good ability to adapt to different parameters. In addition to being decorative, it also offers perfect hiding places for fish and shrimp . It is a plant that grows slowly but surely.
Phyllanthus fluitans , also known as Red Root Floater , is a floating plant native to South America. It is particularly popular for its heart-shaped leaves , which take on a reddish hue under intense lighting . Easy to maintain, it grows quickly and creates a spectacular surface effect while providing ideal shade for fish such as bettas. Its red roots and white flowers add a natural and original touch to any aquarium.
Sagittaria subulata is a robust and easy-to-grow aquatic plant, perfect for planted aquariums. Adaptable and undemanding, it forms attractive green carpets in the foreground and can sometimes surprise visitors by developing taller stems with small white flowers. Thanks to its rapid growth, it adds structure to the aquarium and provides natural hiding places for fish and shrimp.
The in vitro Rotala rotundifolia 'H'ra' brightens up any aquarium with its fine, elegant leaves that change from soft green to a vibrant orange under optimal lighting . This stem plant grows quickly and forms a charming little bush that perfectly adorns the bottom of the tank. Easy to maintain, it adapts equally well to conventional aquariums and demanding aquascapes. With regular maintenance and proper pruning, it offers a striking decorative effect. Its ability to change its color depending on the maintenance conditions makes it an ideal choice for bringing dynamism and originality to the aquatic environment.
Siphon with pear for aquarium allowing the cleaning of your aquarium or to carry out your water changes easily. Length of 120cm.
Helanthium tenellum 'Green' is a grassy plant ideal for creating a natural, dense carpet in a freshwater aquarium. Unlike the classic variety, this 'Green' version retains a vibrant green hue, even under strong lighting . It forms a compact and attractive plant carpet thanks to its numerous branches. Easy to maintain, it does not require complex care and grows slowly, thus limiting the need for pruning. For optimal development, a CO2 system and nutrient- rich soil are recommended. Whether for a nano aquarium or a large tank, this plant elegantly enhances the foreground.
Rotala rotundifolia 'Blood Red' is undoubtedly one of the most spectacular plants for adding color to an aquarium. A native of Asia, this variety boasts a deep, vibrant red color that creates a striking contrast alongside light green plants. Easy to maintain, it thrives even in moderate light and nutrient conditions, although strong lighting and an optimized CO2 system are recommended to reveal its full potential. It grows tall, with gently arching stems that form a dense, bushy structure. Easily trimmed, it can be used to create colorful, dynamic, and modern displays in any type of tank.
Cryptocoryne undulata 'Broad Leaf' is an aquarium plant native to Sri Lanka , ideal for both beginners and experienced aquarists. Cultivated in vitro, it is pest-free and adapts easily to many aquatic environments. With its wavy leaves in reddish-brown to deep green hues , it brings a natural and warm touch to your tank. Undemanding, it grows well in both low and moderate lighting , and does not require the addition of a Co2 system . Its robust structure and moderate growth make it an excellent choice for creating refuge areas for your fish or shrimp. It is also an excellent mid- or background plant to visually enrich your aquatic decor.
Phyllanthus fluitans , also known as Red Root Floater , is a floating plant native to South America. It is particularly popular for its heart-shaped leaves , which take on a reddish hue under intense lighting . Easy to maintain, it grows quickly and creates a spectacular surface effect while providing ideal shade for fish such as bettas. Its red roots and white flowers add a natural and original touch to any aquarium.
Sagittaria subulata is a robust and easy-to-grow aquatic plant, perfect for planted aquariums. Adaptable and undemanding, it forms attractive green carpets in the foreground and can sometimes surprise visitors by developing taller stems with small white flowers. Thanks to its rapid growth, it adds structure to the aquarium and provides natural hiding places for fish and shrimp.
Hygrophila pinnatifida is a unique aquatic plant distinguished by its copper, green, and burgundy foliage. Perfect for decorating the background of an aquarium, it clings naturally to roots and rocks, creating a natural and lush setting. With moderate growth , it remains compact if regularly pruned and provided with good lighting . It is ideal for aquarists of all levels, from beginners to experts wishing to perfect an elegant and refined aquatic landscape.
Rotala indica 'Bonsai' is an elegant and compact aquatic plant, perfect for adding volume and depth to an aquarium. With its small, rounded leaves and moderate growth, it is reminiscent of a miniature Bacopa caroliniana . Placed in groups and pruned regularly, it forms a dense and harmonious bush. Under intense light , its tips take on a reddish tint, providing a beautiful variation of color. This easy-to-maintain plant is ideal for the second or background of an aquarium and adapts equally well to classic aquariums and sophisticated aquascapes.
Helanthium tenellum 'Green' is a grassy plant ideal for creating a natural, dense carpet in a freshwater aquarium. Unlike the classic variety, this 'Green' version retains a vibrant green hue, even under strong lighting . It forms a compact and attractive plant carpet thanks to its numerous branches. Easy to maintain, it does not require complex care and grows slowly, thus limiting the need for pruning. For optimal development, a CO2 system and nutrient- rich soil are recommended. Whether for a nano aquarium or a large tank, this plant elegantly enhances the foreground.
The in vitro Rotala rotundifolia 'H'ra' brightens up any aquarium with its fine, elegant leaves that change from soft green to a vibrant orange under optimal lighting . This stem plant grows quickly and forms a charming little bush that perfectly adorns the bottom of the tank. Easy to maintain, it adapts equally well to conventional aquariums and demanding aquascapes. With regular maintenance and proper pruning, it offers a striking decorative effect. Its ability to change its color depending on the maintenance conditions makes it an ideal choice for bringing dynamism and originality to the aquatic environment.
Utricularia graminifolia from Tropica is a bit of a UFO among aquarium plants. With its miniature grass look and surprising carnivorous properties, this in vitro plant is a sensation in the foreground. It forms a pretty, dense, light green carpet , all in finesse, which dresses the aquarium floor with a stunning naturalness. In addition to its ultra decorative appearance, it feeds on microorganisms thanks to its small invisible skins , a real plus in well-balanced tanks. It loves light, thrives in soft water and prefers a dry planting to root well. With a good CO2 system and a little patience, it becomes the number one visual asset of your aquascape.
Tropica 's Rotala wallichii is an exceptional stem plant for enthusiasts who love challenges... and rewards. With its finely cut foliage and spectacular pinkish-red color in good lighting, it transforms an aquarium background into a living tableau. It grows up to 30 cm tall and offers a magnificent contrast with surrounding green plants. Very decorative when planted in groups, it requires strong lighting and a well-established CO2 system . Soft, slightly acidic water and good nutrients are also essential to reveal its full potential. A true star for well-maintained tanks.
What they think about it
(and they are right...)
Nicolas M.
- (Translated review)