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The Best Plants For Flood Prone Areas in the UK

This article showcases our top picks for the Best Plants For Flood Prone Areas in the UK. We reached out to industry leaders and experts who have contributed the suggestions within this article (they have been credited for their contributions below). We are keen to hear your feedback on all of our content and our comment section is a moderated space to express your thoughts and feelings related (or not) to this article This list is in no particular order.

Leonard’s Variety

This product was recommended by Brian Clark from United Medical Education

Leonard’s variety is a moisture-loving perennial. They thrive in areas with high water retention. They grow fast and cover the surrounding area with green foliage that acts as a ground cover as well. It has thin, wiry stems that bloom with small and pretty flowers. Being a perennial, they are hardy to most weather conditions. The flowers are a mixture of copper and pink. They are also known for their long-lasting flowering period. They are best suited for cold regions thriving peacefully where most plants struggle to grow. They also attract pretty butterflies and bees, adding charm to your garden.

Cortaderia Selloana

This product was recommended by Nathan Walters from Best Reviews UK

Cortaderia selloana, commonly known as Pampas grass, is a tall, perennial grass native to South America. The flowers are white and feathery, resembling a large, white plume. Pampas grass can be used as an ornamental plant, as a barrier or hedge, or as a wind blocker. Its seeds can be harvested and used for propagation. It is a fast-growing and hardy species, making it a popular choice for gardeners and landscapers alike. This is the best plant for flood prone areas.

Genova Dahlia

This product was recommended by Nathan Walters from Best Reviews UK

Genova Dahlia is a type of dahlia flower that is native to Genova, Italy. It is a bright and vibrant flower that is characterised by its large, yellow-orange petals with a deep red centre. The Genova Dahlia is a unique flower that is perfect for gardens, bouquets, and flower arrangements. Its vibrant colours and large size make it a great option for adding a pop of color to any outdoor area. The Genova Dahlia is an easy plant to maintain and requires minimal care. It is an ideal option for those who are looking to add a splash of color to their outdoor space.

Gunnera Tinctoria Giant-Rhubarb

This product was recommended by Luke Fitzpatrick from Dr.Sono

Giant rhubarb is an ideal choice for gardens prone to flooding in the UK. It is a hardy perennial that loves wet conditions and can tolerate temporary flooding of up to 7-10 days. Giant Rhubarb is also known for its ability to thrive in shady and damp spots, making it a great choice for areas with poor drainage and limited sunlight. Giant Rhubarb also has showy flowers and attractive foliage, making it both a practical and aesthetically pleasing option for flood prone areas in the UK. This plant is also relatively low maintenance, requiring minimal fertilizing or pruning to thrive. Giant Rhubarb is easily propagated, as well, allowing you to quickly build up a stand of this hardy perennial. Giant Rhubarb is an excellent choice for flood prone areas in the UK, as its ability to thrive in wet conditions and attractive foliage make it both practical and visually pleasing. With minimal maintenance requirements, Giant Rhubarb can easily be grown in flood-prone gardens with great success.

Goatsbeard (Aruncus Dioicus)

This product was recommended by Davin Joseph from My Enamel Pins

Goatsbeard (Aruncus dioicus) is a great choice for those looking to plant in flood-prone areas. This hardy perennial grows in moist conditions and can reach up to five feet tall, making it an ideal choice for adding height and texture to gardens. Goatsbeard has long, feathery foliage that turns golden yellow in the fall, and has fluffy white flowers that bloom in late spring or early summer. Goatsbeard is also highly tolerant of boggy soil and can even survive short periods of flooding. Goatsbeard is a great choice for those looking to add colour and texture to their garden while ensuring it will be able to withstand periods of high water levels.

Trollius Golden Queen

This product was recommended by Kreisel Jaquish from Hellovein

In the middle of summer, this moisture-loving perennial adds a lively dose of cheer to damp parts of your garden with its vibrant orange blooms. Make an arranging statement by planting these flowers en masse near a pond or bog for an invigorating display.

Petasites Japonicus ‘Giganteus’

This product was recommended by Henffrey M. Muthama from LedAsk

The best plants for flood prone areas uk is Petasites japonicus ‘Giganteus’. It’s a hardy, deciduous shrub that’s grown for its large, purple-pink flowers, and is a relatively small species. It grows well in full sun to light shade, and is excellent for the edges of ponds, lakes and streams. It can also be used in a rock garden.

Juncus effusus ‘Spiralis’

This product was recommended by Billy Parker from Gift Delivery

Flood prone gardens may require certain types of plants that are able to tolerate standing or running water. Juncus effusus ‘Spiralis’ is an ideal plant for those gardens as it can thrive in wet, soggy soil and does not require much maintenance. Its distinct corkscrew rush feature of leafless stems spiraling in a curl bring plenty of character to any garden.

Persicaria Amplexicaulis

This product was recommended by David Reid from VEM Tooling

This protected plant, Persicaria amplexicaulis, provides maximum pleasure with no effort by growing in dense clumps of foliage that compete with weeds and suffocate them. Throughout the entire summer, spikes of deep red blooms with tapering petals develop, supplying nectar-seeking creatures with a source of nutrition. This strong species do well in soggy soils and is perfect for carpeting a water’s edge with color because of its ability to spread quickly.

Blue Vervain

This product was recommended by Bridgette Witte from Culinary Debates

The roots, leaves, or petals of blue vervain are used as traditional medicines to treat ailments like stomachaches, colds, and fever as well as bruises, arthritis, and headaches. The seeds are roasted and crushed into meal or flour by West Coast Native Americans. Full sunlight and wet, well-drained, moderately rich soil are ideal for growing blue vervain. In the late fall, sow the seeds of blue vervain outdoors. The seeds are ready to germinate in the spring because cold temperatures disrupt their dormancy.


This product was recommended by Nikki Williams from Top Canned Food

Daylilies should be planted in the early spring or early fall, but you can plant them any time you can dig a hole. Planting is the first step in daylily maintenance. If your soil is sandy or clay-heavy, add a lot of organic matter to improve it. It is also important to keep in mind while discussing how to grow daylilies that they are flexible but like somewhat acidic soil. Pick a location where your daylilies will grow where they will get at least six hours of sun daily. The finest sun is in the morning, especially in warmer regions where the scorching afternoon light can burn the leaves. Again, although growing with less, these tough plants won’t bloom as frequently.

Sedges Shrub

This product was recommended by Jen Stark from Happy DIY Home

Sedges are a diverse group of plants found in many areas around the world. They are well-adapted to wet and flooded habitats, making them an ideal choice for planting in flood-prone areas. Sedges typically have thick, tough stems with long narrow leaves that grow in dense clumps near the ground or along water edges. They produce small, brown or green flowers that attract a variety of insects. Sedges are incredibly hardy and can easily survive in soggy soils with little to no additional nutrients. They also have the ability to tolerate periods of flooding and low oxygen levels due to their specialized root systems that allow them to store large amounts of oxygen around their roots. This helps them to survive even in the most extreme of conditions.

Pickerel Weed (Pontederia Cordata)

This product was recommended by Miguel Palma from JardinTienda

Pickerelweed is an aquatic plant that does well in sogged-up soil and flooded places. It’s native to the state of Florida in the US but can be found in several other parts of the world. The aggressive habit of these plants helps stabilize the banks of natural water bodies and retention ponds. In the home water garden, pickerel weed can be planted in a pond bucket with perforations for easy water percolation. It contains shiny green lance-shaped leaves, which are always submerged but emerge in spring. It has rich blue flowers that bloom late in spring. The pickerel weed plant is adapted to grow in shallow water and muddy soil, making it well-suited for wetland areas and other flooded regions. In some parts of the UK, the plant is considered invasive; hence, it’s advisable to control its propagation through division, cuttings, and seed.

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Written by Zak Parker

Journalist, writer, musician, professional procrastinator. I'll add more here later.

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