Water Poppy (Hydrocleys Nymphoides)

Water Poppy (Hydrocleys Nymphoides)

A vibrant floating pond plant with bright yellow poppy like flowers and glossy leaves, perfect for adding colour, shade and natural balance to your pond.

Water Poppy (Hydrocleys nymphoides) is a stunning floating pond plant that brings a splash of bright colour and soft natural texture to the water’s surface. Known for its cheerful yellow flowers and smooth green leaves, it is an excellent choice for enhancing the appearance of garden ponds while also improving water quality.

This attractive plant produces small, oval shaped floating leaves that spread gently across the surface. These glossy green pads create a natural cover that helps reduce sunlight penetration into the water. As a result, Water Poppy plays an important role in controlling algae by limiting the conditions needed for excessive growth.

The standout feature of this plant is its beautiful flowers. During late summer, Water Poppy produces delicate, cup shaped yellow blooms that resemble miniature poppies. These flowers sit just above the water and create a bright, eye catching display that contrasts beautifully against the green foliage. They also attract pollinators, adding further ecological value to your pond.

Typically, each plant spreads between 2 cm and 7 cm initially, but as it establishes, it will gradually expand across the surface by producing new growth. Its trailing roots hang beneath the water where they absorb nutrients such as nitrates, helping to improve water clarity and maintain a balanced pond environment.

Water Poppy thrives in still or slow moving water and prefers full sun to partial shade. It performs best during the warmer months, making it an ideal seasonal addition from late spring through to early autumn. In suitable conditions, it will grow steadily and may require occasional thinning to prevent overcrowding.

As a tender species, Water Poppy is not frost hardy and will not survive outdoors in winter. It can either be treated as an annual or overwintered indoors in a frost free environment above 5°C. When cared for properly, it can be reintroduced to the pond each year.

In addition to its visual appeal and water quality benefits, Water Poppy provides shelter for fish, frogs and aquatic insects. The floating leaves create shaded areas where wildlife can rest and hide, making it a valuable addition to any wildlife pond.

For pond owners looking to combine colour, functionality and ease of care, Water Poppy is an excellent and rewarding choice.

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Key Benefits

• Bright yellow flowers add colour to pond surface
• Helps reduce algae by shading the water
• Improves water clarity by absorbing excess nutrients
• Provides shelter for fish and amphibians
• Attractive glossy floating leaves
• Supports pollinators during flowering period
• Easy to grow and maintain
• Ideal for summer pond displays

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Reasons to Buy

• One of the most colourful floating pond plants
• Perfect for wildlife friendly ponds
• Enhances pond appearance instantly
• Helps maintain a healthy pond ecosystem
• Simple to introduce with no planting required

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Care Instructions

• Place directly onto the pond surface and allow it to float freely
• Best grown in still or slow moving water
• Position in full sun or partial shade
• Thin out regularly to prevent overcrowding
• Remove any decaying leaves to maintain water quality
• Overwinter indoors above 5°C if you wish to keep plants for next season

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Flowering Period

August to September

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Size and Growing Conditions

Height
0 cm to 5 cm (floating plant)

Spread
Individual plant 2 cm to 7 cm initially
Spreads across pond surface over time

Growth Habit
Free floating, spreading

Growth Rate
Medium

Sunlight
Full sun to partial shade

Water Type
Still or slow moving water

Hardiness
Tender, summer use (H1b)

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Dispatching Your Pond Plants

Our floating plants are carefully packed to ensure they arrive in excellent condition and ready to use.

Orders received by 11am Monday to Wednesday are normally dispatched the following working day using a next working day courier service. During busy periods dispatch may occasionally take an extra day due to order volumes.

To avoid delays over weekends, we do not usually dispatch on Fridays. In peak season special Saturday deliveries may occasionally be used. Orders going to Highlands and Islands requiring a two day courier service are not dispatched on Thursdays.

Plants arrive in a tub or bag and can be placed straight onto the pond surface upon arrival.

Each pack contains 5 plants.