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(Glyceria maxima)
Reed Mannagrass (Glyceria maxima)
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Daniel Cahen
CC BY 4.0
Image By:
Daniel Cahen
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Copyright:
CC BY 4.0
Copyright Notice:
Photo by: Daniel Cahen | License Type: CC BY 4.0 | License URL: http://creativecommons.org/licenses/by/4.0/ | Rights Holder: Daniel Cahen | Publisher: iNaturalist | Date Created: 2021-08-14T16:29:32-07:00 |
Estimated Native Range
Summary
Glyceria maxima, commonly known as Reed Mannagrass, is a semi-deciduous perennial grass that is native to damp environments such as wetlands, marshes, and the edges of ponds and rivers in Europe and parts of Asia. It typically grows to a height and width of 1-2 feet (0.3-0.6 meters), forming dense clumps of bright green, lance-shaped leaves. The plant produces tall, narrow flower spikes in the summer, which are not particularly showy but can add a vertical accent to water garden settings.
Reed Mannagrass is valued for its ability to stabilize soil and filter water in wetland restoration projects. It is also used ornamentally in water gardens and along pond edges. However, its aggressive growth habit requires careful management to prevent it from becoming invasive. In terms of cultivation, it thrives in full sun to part shade, requires high amounts of water or even aquatic conditions, and prefers soils with slow or standing drainage. There are no popular garden cultivars due to its invasive nature. Potential problems include its tendency to spread aggressively via rhizomes, which can lead to it outcompeting native vegetation.CC BY-SA 4.0
Reed Mannagrass is valued for its ability to stabilize soil and filter water in wetland restoration projects. It is also used ornamentally in water gardens and along pond edges. However, its aggressive growth habit requires careful management to prevent it from becoming invasive. In terms of cultivation, it thrives in full sun to part shade, requires high amounts of water or even aquatic conditions, and prefers soils with slow or standing drainage. There are no popular garden cultivars due to its invasive nature. Potential problems include its tendency to spread aggressively via rhizomes, which can lead to it outcompeting native vegetation.CC BY-SA 4.0
Plant Description
- Plant Type: Grass
- Height: 1-2 feet
- Width: 1-2 feet
- Growth Rate: Moderate
- Flower Color: N/A
- Flowering Season: Summer
- Leaf Retention: Semi-Deciduous
Growth Requirements
- Sun: Full Sun
- Water: High, Aquatic
- Drainage: Slow, Standing
Common Uses
Salt Tolerant, Water Garden
Natural Habitat
Native to wetlands, marshes, and the edges of ponds and rivers in Europe and parts of Asia
Other Names
Common Names: Reed Sweet-Grass, Reed Sweet Grass, Reed-Meadow Grass, Water-Meadow Grass, Grosses Süeegras, Wasser-Schwaden, Großer Schwaden, Glycérie Aquatique, Liesgras, Jättegröe
Scientific Names: , Glyceria maxima, Glyceria aquatica, Glyceria spectabilis, Poa aquatica, Glyceria altissima, Glyceria spectabilis var. scabra, Hydrochloa aquatica, Glyceria maxima subsp. micrantha, Panicularia aquatica
GBIF Accepted Name: Glyceria maxima (Hartm.) Holmb.