Red pondweed (Potamogeton alpinus)

Red pondweed

Also known as: Reddish pondweed

Red pondweed is a perennial herb anchoring in the mud substrate via a creeping rhizome. It produces a cylindrical unbranched stem, up to 3 m in length. It has sessile lance-shaped submerged leaves that are typically 7 to 18 cm long and 1 to 2.5 cm wide with 4-7 lateral veins on either side and a slightly hooded apex, with an untoothed margin. Floating leaves may also be produced.

Scientific classification

Species

Red pondweed (Potamogeton alpinus)

Water plantains and allies

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Perennial

Lifespan

Herb

Plant Type

15 - 38 ℃

Ideal Temperature

Images of Red pondweed

Distribution of Red pondweed

Distribution Map

Red pondweed has a broad native range that spans across the temperate and boreal regions of Eurasia, encompassing major parts of the European continent, northern Asia, and reaching into some mountainous areas of the Himalayas. The species also extends to parts of the Scandinavian Peninsula and presents scattered distributions in various other regions of Asia.

Native

Cultivated

Invasive

Introduced

No species reported

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Care Guide for Red pondweed

Every week

Water

Full sun

Sunlight

15 - 38 ℃

Ideal Temperature

Water: Red pondweed thrives in freshwater habitats, preferring consistent moisture without saturation. It requires weekly watering, flourishing in aquatic environments. As an aquatic perennial, red pondweed exhibits vigorous growth outdoors during active seasons, reflecting its affinity for wet conditions.

Fertilize: To enhance red pondweed's vitality, apply balanced fertilizers monthly from March to September at half the recommended strength. Avoid winter fertilization to prevent nutrient buildup. Introduce nutrients gently into the water to maximize uptake, ensuring lush foliage and robust health for red pondweed.

Pruning: Red pondweed is a submerged aquatic perennial with narrow, red-tinged leaves. Prune in early to late spring to promote growth, remove dead foliage, and ensure water flow. Clean, sharp tools minimize stress and disease risk while preventing overcrowding and algae.

Propagation: Red pondweed thrives in aquatic environments, showcasing adaptive growth. Propagation is achieved through seed sowing; collect clean seeds from mature plants. Use a moist, nutrient-rich substrate for germination. Maintain proper water levels to mimic natural conditions for optimal establishment and growth.

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