Water hyssop (Bacopa monnieri): medicinal and purifying plant for aquariums and natural ponds
A bank plant with dual use: ornamental & edible
Water hyssop (Bacopa monnieri), also known as "brâhmi" in Ayurvedic tradition, is a versatile semi-aquatic plant. Its thick, light green leaves arranged along creeping or upright stems offer a beautiful ornamental appearance and are edible, rich in antioxidants. It produces abundant small white to bluish flowers and can be grown both in wet areas and aquatic environments.
Why include Water Hyssop in a natural pond or a low-tech aquarium?
- Purifying plant: effectively absorbs nitrates and phosphates through its rapid growth.
- Aesthetic: forms a decorative and flowering plant carpet on banks or when it emerges from the surface.
- Comfortable both underwater and out of water. Even without water, in well-moist soil!
- Versatile: suitable for aquariums, ponds, poubellariums, and garden wetlands.
- Edible and usable in medicinal gardens or aquatic vegetable gardens.
Planting and cultivation tips
- 🌱 Plant at the edge of the pond, up to 40 to 50 cm deep, or in waterlogged soil.
- 💧 Can be completely submerged, but seeing it emerge above the surface is beautiful.
- 🌞 Tolerates full sun as well as partial shade.
- ❄️ Hardiness: down to -5 to -10 °C depending on protection and conditions. We have been hardening our stock for years and, if the base does not freeze underwater, it withstands all winters.
- ✂️ Ideal creeping growth to stabilize banks and quickly populate a poubellarium or aquarium. But you can also trim the stems and replant the cut parts.
Possible garden uses
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Natural pond: oxygenating plant (underwater) and decorative with its flowers.
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Aquaponic tank: perfectly suited to grow roots in water and stem above water.
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Marshy area: natural ground cover.
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Medicinal or edible garden: fresh leaves are edible.
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In pot or planter: simply water it often.
FAQ - Water hyssop
Is it really edible?
Yes, its leaves can be eaten raw or cooked.
Can it live in an aquarium?
Yes, it can live fully submerged. In an open aquarium, it can even flower.
Does it grow fast?
Yes, its growth is rapid, especially in summer.
Does it withstand winter?
Our strain survives underwater if the ice layer does not reach the bottom.
Can it be propagated by cuttings?
Yes, but like Rotala indica, it can also be layered by laying down the stems: it will root at each node and produce new stems!
Additional information
Scientific name: Bacopa monnieri
Plant type: marsh aquatic stem plant
Packaging: pack of 3 plants (indicative weight: 10 g)
Guarantee: plants grown without any artificial inputs. No fertilizers, algicides, or antibiotics. Guaranteed free of rock wool and artificial substrate.
Recommendation: As a precautionary principle, please never release this plant into the wild. We must preserve our fragile ecosystems.
