Best Flowering Outdoor Aquatic Plants of 2025

Toby Butcher Avatar
Toby Butcher
Last Updated: 2 Feb 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

For those looking to add some natural beauty to their outdoor space, flowering outdoor aquatic plants are a great option. These plants can be grown in ponds, water features or even in containers with water. They come in a variety of colours and sizes, and their flowers can add a pop of colour to any garden. Not only do they add aesthetic value, but they also provide a habitat for aquatic wildlife and can help to stabilise the water quality. If you're looking to add some life to your outdoor space, consider adding some flowering outdoor aquatic plants.

At a Glance: Our Top Picks

Lincolnshire Pond Plants Caltha Palustris Marginal Cover #TOP 1
Lincolnshire Pond Plants Caltha Palustris Marginal
ftb score rating icon 9.9
Lincolnshire Pond Plants Marginal Aquatic Plant Cover #TOP 2
Lincolnshire Pond Plants Marginal Aquatic Plant
ftb score rating icon 9.8
Lincolnshire Pond Plants Live Water Plant Cover #TOP 3
Lincolnshire Pond Plants Live Water Plant
ftb score rating icon 9.6

Top 10 Flowering Outdoor Aquatic Plants

Lincolnshire Pond Plants Caltha Palustris Marginal

Lincolnshire Pond Plants Caltha Palustris Marginal Cover
Lincolnshire Pond Plants Ltd Marginal Plants - Live Water Plant Aquatic Pond Lake Marginal - Pond Plants (Caltha Palustris) - 9cm Bareroot

The Lincolnshire Pond Plants Marginal is an excellent choice for enhancing your outdoor aquatic space. With a height of 30cm and a spread of 40cm, it adds a vibrant touch to your pond or lake. The plant flourishes in full sun or partial shade, allowing you to place it in various locations. Blooming from March to June, it provides beautiful flowers during the spring and early summer, bringing life and colour to your garden. The ideal planting depth of 2-15cm above the pot ensures that you can easily position it for optimal growth.

What We Like
Attractive spring blooms
Adaptable to sun or shade
Compact size for small ponds
Easy to position in water
#TOP 2

Lincolnshire Pond Plants Marginal Aquatic Plant

Lincolnshire Pond Plants Marginal Aquatic Plant Cover
Lincolnshire Pond Plants Ltd Marginal Plants - Live Water Plant Aquatic Pond Lake Marginal - Pond Plants (Caltha Palustris) - 9cm Bareroot

The Lincolnshire Pond Plants Marginal is an excellent choice for enhancing your pond or lake. Standing at a height of 30cm, it provides a beautiful presence while offering a spread of 40cm, ideal for creating a lush aquatic environment. With a planting depth of 2-15cm above the pot, you can easily adjust it to suit your water level. You will enjoy its stunning flowers from March to June, making it a vibrant addition to your garden, whether placed in full sun or partial shade.

What We Like
Attractive flowering months
Easy depth adjustment
Ideal for sun or shade
Great for pond aesthetics
#TOP 3

Lincolnshire Pond Plants Live Water Plant

Lincolnshire Pond Plants Live Water Plant Cover
Lincolnshire Pond Plants Ltd Marginal Plants - Live Water Plant Aquatic Pond Lake Marginal - Pond Plants (Caltha Palustris) - 1 Litre Potted

The Lincolnshire Pond Plants Marginal is an excellent choice for enhancing your pond or lake area. With a height of 30cm and a spread of 40cm, it provides a lovely visual element to your outdoor space. Its flowering period from March to June ensures vibrant blooms that can brighten your garden. This plant thrives in full sun to partial shade, allowing you to place it in various locations, making it a versatile addition to your aquatic landscape.

What We Like
Beautiful flowering from March to June
Grows well in sun or shade
Height and spread add visual appeal

2 x Iris Versicolor Kermesina Live Water Plants

2 Count (Pack of 1)
2 x Iris Versicolor Kermesina Live Water Plants Cover
2 x Marginal Plants - Including a Pot and Compost - Live Water Plant Aquatic Pond Lake Marginal (Iris versicolor Kermesina)

The Iris Versicolor Kermesina Plants are a lovely addition to your pond, lake, or bog garden. With their striking claret-purple flowers and handsome grey-green foliage, these plants enhance the beauty of your outdoor space. They are perfect for small or shallow ponds, attracting delightful damsel and dragonflies to your garden. Additionally, the plants come with a 3-litre pot and compost, making it easy for you to establish them in your aquatic environment.

What We Like
Attractive claret-purple flowers
Suitable for small ponds
Easy to plant with compost
Attracts wildlife to gardens
#TOP 5

2 Native Plants for Ponds with Compost

Butomus Umbellatus
2 Native Plants for Ponds with Compost Cover
2 x Native Plants for Ponds - Including a Pot and Compost - Live Water Plant Aquatic Pond Lake Marginal (Butomus Umbellatus)

The PondPlantsUK Bareroot Plants are ideal for enhancing your wildlife pond. Featuring the native Butomus umbellatus, these plants boast striking pink flowers that attract various insects, including bees. Standing at an impressive height of 100cm, they provide a perfect habitat for dragonflies, frogs, and newts. With natural growth methods, you can enjoy peace of mind knowing no artificial nutrients were used. These bareroot plants come with a 3-litre pot and compost, making it easy for you to create a vibrant aquatic environment.

What We Like
Bee-friendly flowers
Supports wildlife habitats
Natural growth methods
Easy to plant
#TOP 6

Lincolnshire Pond Plants Iris Laevigata Marginal Plant

Lincolnshire Pond Plants Iris Laevigata Marginal Plant Cover
Lincolnshire Pond Plants Ltd Marginal Plants - Live Water Plant Aquatic Pond Lake Marginal - Pond Plants (Iris Laevigata) - 9cm Bareroot

The Lincolnshire Iris Laevigata is an attractive addition to your garden. Growing up to 90 cm tall, it adds height and elegance to your pond or lake area. With a spread of 30-60 cm, it fills space beautifully without overwhelming smaller plants. You will appreciate the stunning blooms that appear from May to June, offering blue, violet, or white flowers that enhance your outdoor setting. This plant thrives in full sun to partial shade, making it versatile for various locations in your garden.

What We Like
Low maintenance requirements
Beautiful seasonal blooms
Attractive height and spread
Versatile light preferences
#TOP 7

Lincolnshire Pond Plants Red Water Lily

Red - Loose Root
Bareroot
Lincolnshire Pond Plants Red Water Lily Cover
Lincolnshire Pond Plants Ltd Water Lily - Live Water Plant Aquatic Pond Lake Marginal (Loose Root, Selection - Red Lily)

The Red Water Lily from Lincolnshire Pond Plants Ltd is an excellent addition to your outdoor aquatic space. Supplied directly to your door, it offers convenience for those seeking beautiful plants without the hassle of visiting a store. Flowering from May to September, you can enjoy stunning blooms throughout the warmer months. These amazing quality plants are grown in the UK, ensuring you receive a product that is both fresh and well-suited to local conditions. Furthermore, the lily is naturally grown without artificial lights or added nutrients, resulting in a healthier plant for your pond.

What We Like
Direct delivery to your door
Blooms from May to September
High-quality UK grown plants
Naturally grown, chemical-free
#TOP 8

Lincolnshire Pond Plants Geum Rivale Marginal Plant

Geum Rivale (MP038)
Lincolnshire Pond Plants Geum Rivale Marginal Plant Cover
Lincolnshire Pond Plants Ltd Marginal Plants - Live Water Plant Aquatic Pond Lake Marginal - Pond Plants (Geum Rivale) - 9cm Bareroot

The Geum Rivale Marginal Plant from Lincolnshire Pond Plants Ltd is a beautiful addition to your outdoor aquatic space. Standing at 40cm tall with a spread of 25cm, it offers a delightful height and coverage for your pond area. It thrives in depths of 0-8cm, making it perfect for shallow waters. You can enjoy its stunning flowers from May to September, bringing vibrant colour to your garden throughout the warmer months. Whether placed in full sun or shade, this plant provides versatility in design and enhances the natural beauty of your pond.

What We Like
Attractive flowering months
Suitable for shallow waters
Versatile sun/shade preference
Good height and spread
#TOP 9

Lincolnshire Pond Plants Live Aquatic Marginal

Lincolnshire Pond Plants Live Aquatic Marginal Cover
Lincolnshire Pond Plants Ltd Marginal Plants - Live Water Plant Aquatic Pond Lake Marginal - Pond Plants (Glyceria Maxima) - 9cm Bareroot

The Lincolnshire Pond Plants Marginal features a height of 60cm and can spread over 100cm, making it a great choice for filling out your pond area. With a planting depth of 0-15cm, it adapts well to various pond conditions. This plant blooms beautifully in June, July, and August, adding vibrant colour to your aquatic landscape. It thrives in both full sun and shade, offering flexibility in placement to suit your garden's needs.

What We Like
Attractive height and spread
Flexible planting depth
Summer flowering months
Thrives in sun or shade
#TOP 10

Myosotis Palustris Water Forget Me Not Plant

Myosotis Palustris Water Forget Me Not Plant Cover
Myosotis Palustris - Water Forget Me Not - Marginal Plants - Live Water Plant Aquatic Pond – 9cm Pot

The Myosotis Palustris Plant is an excellent choice for anyone looking to enhance their garden or pond. This hardy plant thrives in wet conditions, making it perfect for rivers and ponds. Its unique tubers and roots help filter water, contributing to a cleaner environment. Additionally, as a perennial from the borage family, it blooms beautifully, adding vibrancy to your outdoor space. With its versatility, you can easily plant it in damp soil or shallow water, providing height and colour to your aquatic landscape.

What We Like
Great for wet environments
Filters and cleans water
Beautiful perennial blooms
Versatile planting options
Enhances pond aesthetics
Buying Guide Image
Editor's Notes

During our flowering outdoor aquatic plant research, we found 73 flowering outdoor aquatic plant products and shortlisted 10 quality products. We collected and analyzed 7,668 customer reviews through our big data system to write the flowering outdoor aquatic plants list. We found that most customers choose flowering outdoor aquatic plants with an average price of £7.24.

The flowering outdoor aquatic plants are available for purchase. We have researched hundreds of brands and picked the top brands of flowering outdoor aquatic plants, including Lincolnshire Pond Plants Ltd, PondPlantsUK, Carbeth Plants. The seller of top 1 product has received honest feedback from 1,457 consumers with an average rating of 4.7.

Written by
Toby Butcher Avatar

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.