Schoenoplectus lacustris
Lake bulrush
Common names: Common pond bulrush
Photo: Public Domain · Source
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Description
Lake bulrush (Schoenoplectus lacustris) is a native reed plant with round, dark‑green stems that can reach up to 2 m tall. It grows in the shallow to deep water zones of ponds, where it plays an important water‑cleansing role by absorbing nutrients. From June to August, inconspicuous brown spikelets appear on the sides of the stems, contributing more to the ecosystem than to ornamental appeal. Its dense, upright growth makes it an excellent natural screen along water edges and a refuge for dragonflies and amphibians. The plant spreads via rhizomes, forming dense stands over time.
Care instructions
Plant lake bulrush in pots with loamy substrate to prevent the rhizome from spreading unchecked throughout the pond. The ideal location is full sun, with a water depth of about 10–40 cm above the root ball. Cut the stems close to the ground in late autumn or early spring to allow fresh growth in spring. Lake bulrush is hardy and does not require winter protection as long as the root zone stays frost‑free beneath the water surface. Divide the root mass every few years if the stand becomes too dense or starts to grow out of the pot.
Soil & site
Soil pH
Soil type
moist, nutrient-rich, loamy, clayey
Feeding
Light feeder
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