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Clasped pondweed
Also known as: Perfoliate pondweed
Clasped pondweed is an excellent source of food for waterfowl and habitat for other wildlife. It is a commonly submerged plant in ponds and has been sold as an ornamental but can become weedy. The plant is native to much of the world and is listed in the Global Invasive Species Database.
Scientific classification
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Perennial
Lifespan
3 m
Plant Height
1 cm to 3 cm
Flower Size
Semi-evergreen
Leaf type
0 - 21 ℃
Ideal Temperature

Images of Clasped pondweed

Distribution of Clasped pondweed

Distribution Map
Clasped pondweed has a broad native range across numerous continents, thriving in a variety of aquatic environments. It is a common presence in temperate and subarctic regions, often encountered in freshwater systems. Outside of its native habitats, clasped pondweed has been introduced to certain areas, such as New Zealand, where it is sometimes thought to be a potential competitor with native species. Additionally, clasped pondweed is cultivated, suggesting its adaptability and possibly selective propagation by humans for various purposes. While its cultivation indicates a level of human appreciation, in regions of introduction, it may have an impact on ecosystems, necessitating careful monitoring.
Native
Cultivated
Invasive
Introduced
No species reported
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Habitat
Lakes, ponds, rivers, channels
Hemisphere Trend Curve

Care Guide for Clasped pondweed

Every week
Water
Full sun
Sunlight
0 - 21 ℃
Ideal Temperature
Water: Clasped pondweed thrives in moisture-rich, submerged environments, requiring weekly watering to replicate its native habitat. This aquatic plant photosynthesizes underwater, making light availability vital for its growth during the growing season, while effectively balancing hydration and oxygenation in waterlogged areas.
Fertilize: For clasped pondweed, use balanced nutrition fertilizers monthly during active growth, reducing in cooler months. Follow dosage recommendations, considering aquatic environments to avoid nutrient runoff. Increase application in spring and lessen in fall. Use aquatic-safe products to protect pond ecosystems.
Pruning: Clasped pondweed is a submerged aquatic plant with broad, clasping leaves. Prune in early to late spring by trimming dead or damaged stems to enhance growth and water circulation, prevent overcrowding, and maintain a healthy aquatic environment while reducing disease risk.
Propagation: Clasped pondweed is a robust aquatic perennial thriving in freshwater with unique submerged leaves. It propagates easily through rhizome division during dormancy, promoting healthy growth and fostering biodiversity in aquatic habitats.
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