Common bur-reed (Sparganium erectum)

Common bur-reed

Also known as: Bur-reed

The common bur-reed is a perennial herbaceous plant that can reach heights of up to 1.7 meters. It grows rigidly upright and never floods. Unlike the dwarf hedgehog (Sparganium natans), there are no swimming blade forms. The plant has a powerful rhizome that is extensive, creeping, and starchy.

Scientific classification

Species

Common bur-reed (Sparganium erectum)

Grasses, sedges and allies

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Perennial

Lifespan

2 m

Spread

Green

Leaf Color

Brown, Green

Fruit Color

Green

Flower Color

Green

Stem Color

Semi-evergreen

Leaf type

5 - 32 ℃

Ideal Temperature

Images of Common bur-reed

Care Guide for Common bur-reed

Twice per week

Water

Full sun

Sunlight

5 - 32 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Resilient in marshy areas, common bur-reed thrives in consistently moist soils and tolerates periodic flooding. To maintain hydration, water common bur-reed twice a week. It is suitable for riparian plantings or rain gardens, enhancing ecosystem health while exploiting its affinity for water.

Fertilize: Promote healthy growth in common bur-reed using balanced fertilizers containing nitrogen, phosphorus, and potassium, applied every 4-6 weeks in spring and summer. Avoid over-fertilization to protect aquatic ecosystems. Reduce feeding in fall and stop in winter to match dormancy, ensuring no nutrient run-off occurs.

Pruning: Common bur-reed has tall, reed-like stems with bur-like fruit. Prune in early to late spring to encourage growth and reduce disease. Trim dead stems and thin crowded areas for better air circulation. Clean tools, and prune above a node for optimal results.

Propagation: Common bur-reed features sword-shaped leaves and round flower heads, thriving in diverse habitats. Effective propagation through division is key. Gardeners should separate mature clumps with strong roots and plant divisions in moist soil for successful establishment, allowing them to adapt quickly.

Repotting: Common bur-reed thrives as a robust aquatic perennial and should be repotted every 2-3 years in spring using a wide, shallow container. Ensure ample water and partial shade post-repotting, and apply a slow-release aquatic fertilizer to promote health.

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Images of Common bur-reed

Care Guide for Common bur-reed

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