Flowering Rush (Butomus Umbellatus)

Flowering Rush | Butomus umbellatus

Elegant UK native pond plant with soft pink flowers and graceful upright form

Flowering Rush is a beautifully elegant aquatic plant that brings movement, height, and a soft natural look to any pond. Despite its name, it is not a true rush, but this does not take away from its appeal. Butomus umbellatus is a firm favourite for wildlife ponds and garden water features thanks to its delicate pink flowers and slender, grass like foliage.

From early summer through to late summer, Flowering Rush produces clusters of pale pink flowers held high above the water on tall, upright stems. These airy blooms gently sway in the breeze, adding a sense of movement and calm to the pond environment. The flowers are not only attractive but also highly beneficial, drawing in pollinators such as bees and supporting biodiversity in your garden.

The long, narrow foliage grows in neat clumps and provides vertical structure without becoming overpowering. Reaching heights of up to 1 metre, it works well at the back of marginal shelves or mixed among other pond plants to create a natural layered effect. Its foliage also offers shelter for amphibians and small pond creatures, making it a valuable addition to any wildlife friendly setup.

Flowering Rush thrives in shallow water and moist soils, making it perfect for pond margins, streams, and bog gardens. It is fully hardy in the UK and requires very little maintenance once established. Over time, it will slowly spread to form attractive clumps, but it remains manageable and easy to control.

This plant is ideal for those looking to create a naturalistic pond with a soft, flowing planting style. It pairs beautifully with water lilies, irises, and other marginal plants, adding contrast and texture without dominating the space.

If you are looking for a reliable, attractive, and wildlife friendly pond plant, Flowering Rush is an excellent choice that delivers both beauty and ecological benefits.

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Key Benefits

• Produces delicate pale pink flowers above the water
• Adds height and gentle movement to pond planting
• Attracts bees and other pollinators
• Provides shelter for amphibians and pond life
• UK hardy and easy to grow
• Perfect for natural and wildlife pond designs

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Reasons to Buy

• Ideal for creating a soft, natural pond look
• Reliable flowering plant for summer interest
• Easy to establish and low maintenance
• Works well in both small and large ponds
• Great addition to wildlife friendly gardens

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Care Instructions

Place the plant on a marginal shelf in water between 3 cm and 25 cm deep. Depth is measured from the top of the basket to the water surface.

Flowering Rush prefers full sun but will tolerate partial shade. Keep it in consistently moist or shallow water conditions. For best results, ensure it receives plenty of sunlight during the growing season.

Divide clumps every few years in spring to maintain healthy growth and prevent overcrowding. Remove spent flower stems and dead foliage to keep the plant looking tidy.

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Flowering Period

June to August

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Size and Growing Conditions

Height: 60 cm to 100 cm
Spread: Up to 60 cm
Depth: 3 cm to 25 cm
Position: Full sun or partial shade
Growth Rate: Fast
Soil: Moist to wet, ideal for pond margins and shallow water

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Dispatching Your Pond Plants

All pond plants are supplied pre planted in high quality aquatic baskets using specialist aquatic soil and slow release fertiliser.

Orders placed before 11am Monday to Wednesday are typically dispatched the next working day. During busy periods this may vary slightly.

To ensure plants arrive in the best condition, orders are not usually dispatched on Fridays. Deliveries to Highlands and Islands are sent on a two day service.