Water milfoil (Hippuris vulgaris): hardy marsh plant for pond and pond
A graphic, ultra-hardy plant... and all-season
Water milfoil forms superb clumps of upright stems that resemble small miniature fir trees. Fully amphibious, it grows submerged and emerged, gently colonizing shallow areas of ponds and basins.
Hardy down to about -30 °C, it stays outside all year and structures the landscape even in winter. The stems can exceed the surface by 35 to 40 cm and the plant establishes at depths up to about 40 cm. It’s an incredibly easy pond plant!
Why choose water milfoil?
- Incredibly hardy: ideal for all European climates, it withstands frost down to -30°C!
- Unique silhouette: very decorative "fir tree" stems, strong visual marker.
- Wildlife refuge: shelter for fry, resting areas for frogs, perch for dragonflies.
- Light maintenance: spreads on its own by creeping rhizome. Easy trimming and control.
- Versatile: wet bank, shallow submerged, marshy zone... it suits all.
- Clean water: helps stabilize and naturally green the water body with its sharp colors, and fights algae by quickly consuming nitrates.
Planting and cultivation tips
- Location: very wet bank from 0 to 40 cm water depth (marshy zone).
- Substrate: plant the rhizome with the roots in the soil. Clay or sandy soil, it suits all.
- Light: sun to partial shade. The emerged part will just be leafier in full light.
- Maintenance: simply pull out a few rhizomes if the clump becomes too dense or spreads more than you want.
- Compatibility: perfect for natural ponds, ornamental basins, deep poubellarium.
- Flowering/seeds: discreet flowers. Seeds fall at the end of the season, but reproduction mainly occurs through rhizomes.
- Current: water milfoil prefers calm waters.
Possible uses of Water milfoil
- Pond and marsh: creates a natural marsh curtain and refuge for all kinds of biodiversity.
- Wet edges: a very aesthetic link between water and bank, with stems gradually emerging up to the shore.
- Educational ponds: local plant, easy landmark to observe wildlife: there is always something to see in water milfoil clusters!
FAQ - Water milfoil (Hippuris vulgaris)
Does it survive winter outdoors?
Yes, it is one of the hardiest: it overwinters without any protection in our climates.
At what depth should it be planted?
From the wet bank up to about 40 cm of water. Beyond that, it weakens and exhausts itself trying to reach the surface.
Is it invasive?
It spreads by rhizome over time but is very easy to control by pulling or thinning. It does not spread uncontrollably.
Is it suitable for aquariums?
It is mainly a pond or marsh plant. In tropical aquariums, it is not well suited for the long term, although it can create a nice effect.
How to distinguish it from curly water milfoil?
Water milfoil has regular whorls and a deep green color sometimes with a bluish tint. Its emerged "fir tree" stems are very characteristic. Curly water milfoil easily turns red and its stems are a bit less upright. But the two plants look alike.
Additional information
- Scientific name: Hippuris vulgaris
- Plant type: marsh plant for ponds with rhizome
- Light: sun to partial shade, very tolerant.
- Temperature: -30 to +30°C! It is completely comfortable in European climates.
- Size: 20 to 40 cm above the surface, maximum 40 cm underwater.
- Packaging: 1 stem with roots (approximate weight: 20 g).
- Guarantee: free of rock wool and any artificial substrate of any kind. No plants are taken from the wild.
- Recommendation: As a precautionary principle, please never release this plant into the wild. Even though it is native to our regions, our ecosystems are fragile and must be preserved.
