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Common rivergrass
Also known as: White-top
The most widespread grass of cold, northern regions, common rivergrass is highly palatable and an important food source for cattle and livestock. Many birds, including waterfowl and ground-nesting raptors, use this tall grass as a nesting site. The plant spreads by underground rhizomes, forming tall, dense vegetation.
Scientific classification
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Perennial
Lifespan
Grass
Plant Type
Spring, Summer
Bloom Time
Semi-evergreen
Leaf type
Spring, Summer
Growth Season
Moderate
Growth Rate

Attributes of Common rivergrass

Growth Rate
With a moderate growth rate, common rivergrass experiences significant expansion in leaf span and height during its active growth in spring and summer. This pace results in a robust and hearty structure, permitting common rivergrass to maximize sunlight absorption and compete effectively within its habitat. This growth pattern considerably influences its ecological success in frequently inundated areas, with each season of growth steadily increasing in marshland colonization.

Distribution of Common rivergrass

Distribution Map
Common rivergrass is a plant species primarily native to temperate regions of the Northern Hemisphere, encompassing parts of Eastern Europe, Asia, and the circumboreal region. It has been introduced beyond its native range to areas on different continents, including parts of Australasia and North America.
Native
Cultivated
Invasive
Introduced
No species reported
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Habitat
Ponds, marshes, seasonally flooded basins, and shallow margins of freshwater to moderately saline lakes and streams
Hemisphere Trend Curve

Care Guide for Common rivergrass

Every week
Water
Full sun
Sunlight
Water: Originating from wetlands, common rivergrass prefers high moisture levels and requires weekly watering for optimal growth. With robust root systems, it effectively absorbs water, thriving in riparian zones where water fluctuates seasonally.
Fertilize: Common rivergrass thrives with regular fertilization using a 2-inch layer of mulch or compost applied in early spring and late summer. This enriches soil nutrients, enhancing growth and resilience. Avoid over-fertilization to prevent nutrient burn and ensure proper nutrient distribution for optimal health.
Pruning: The perennial grass common rivergrass thrives in wetlands. Prune in early spring, cutting back to ground level to stimulate new growth. Clean tools to avoid disease spread. Regular pruning promotes a healthy appearance and encourages robust development throughout the growing season.
Propagation: Common rivergrass thrives in moist, nutrient-rich soils of wetlands. Successful propagation involves surface sowing seeds, ensuring light for germination. Maintain a well-prepared, damp seedbed to simulate natural conditions, with consistent moisture and avoiding deep burial for optimal germination and establishment.
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