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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)
Cryptocoryne beckettii 'Petchii' is an Asian variety with a wild and refined look, perfect for giving a natural and structured appearance to the front or middle of the aquarium. Native to Sri Lanka, this rosette plant is distinguished by its olive green curly leaves with a mauve reverse , which gives it a crazy charm. It grows slowly, but quickly forms beautiful thick clumps . Very tolerant, it does not require intense lighting, nor systematic addition of a CO2 system , even if these elements boost its growth. It adapts easily to the conditions of the tank and resists well to beginners. An ideal option to add a touch of elegance without complicating your life.

Cryptocoryne beckettii 'Petchii' is a smaller variant of the well-known C. beckettii, known for its ability to adapt to a variety of environments. In the wild, it is found along forest rivers in Sri Lanka, often in the shade of trees, in sandy soils. In aquariums, it retains this wild and elegant side, with its 10 to 15 cm wavy leaves that form a pretty rosette about 15 cm in diameter. It can reach up to 40 cm in height at maturity, depending on tank conditions.
Its greatest strength? It grows well even in moderate lighting and doesn't require extensive technical care. However, a good nutritious substrate and regular nutrient intake can boost its growth and intensify its colors.

Like all cryptocorynes, this plant can undergo a "melt-off" when it is installed in the tank: it then loses its leaves, before starting again with renewed vigor. This phenomenon is common when it is moved from an emerged culture (in a nursery) to a total immersion. You only need to wait a little - generally less than a month - to see new shoots appear, well adapted to their new environment. It is also advisable not to plant it in a newly started aquarium, but rather in a tank that is already cycled and mature, with bacteria well established.
Easy to propagate, Petchii produces lateral runners that can be separated and replanted to obtain new plants. It is therefore a plant that naturally thickens over time, without effort. Its ability to adapt to different water hardnesses and temperatures ranging from 17 to 30°C makes it a true chameleon plant. Even without intensive fertilization, it will find its place and offer a beautiful visual contrast in any type of tank.
An iconic aquarium plant for over 60 years, Cryptocoryne beckettii 'Petchii' remains a staple. It's often used to structure the front or center of the display, alongside an aquarium root or between a few discreet rocks. Thanks to its slow but steady growth, it doesn't require much maintenance, other than regular filter cleaning to prevent waste from accumulating around it.
Its botanical peculiarity is that it is very polymorphic: depending on the intensity of the light, the quality of the soil or the temperature, the shape and color of the leaves can vary slightly, which gives it a lively and always surprising side. And for those who like to vary the pleasures, it can also be cultivated in a paludarium or in emerged culture, where it sometimes reveals pretty discreet flowers. In short, a little marvel to create a tropical and natural corner in your aquarium.
AlgExit is a safe and effective product for controlling the vast majority of algae species in the freshwater aquarium . It actively fights against algae, including beard, brush and string algae.
Easy-Life 25 Root Sticks are ideal for feeding plants directly at the root . The product contains 25 special clay sticks which are very nutritious and have a high iron content.
Peat slabs are put as the first layer in aquariums. They slightly acidify the water and prevent the formation of algae.
Used instead of substrate for breeding tropical frogs.
HoldFast Gel is a professional solution for quickly fixing corals to rock in saltwater and plants to wood or stones in freshwater.
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.
This SALIFERT brand analysis kit allows you to accurately measure the magnesium level of your seawater. Allows you to take around 50 measurements.
This analysis kit from the SALIFERT brand allows you to measure the Kh of your seawater with precision. Allows you to take 100 to 200 measurements.
Reagents for seawater calcium (HI 758), 25 tests.
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.
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.
Hottonia palustris , or Marsh Hottonia, is an aquarium plant with light and very graphic foliage . Native to Europe and Asia, it is perfect for creating a soft transition between low and tall plants. With its bright light green stems and finely cut leaves, it immediately brings a natural and airy effect to the decor. Undemanding, it grows slowly but surely, and its maintenance remains easy even for beginners. It can reach up to 30 cm in height and is ideally placed in the middle or background zone in nano tanks. It grows well without CO2, although a small contribution can boost its density. A beautiful plant, discreet but full of charm.
What they think about it
(and they are right...)
Florimond B.
In perfect health (Translated review)
Mélissa P.
Perfect (Translated review)
Frederic et Cathy L.
The plant is beautiful (Translated review)