The coastal climate subjects seaside plants to many hazards: strong winds (even violent), spray, dry summers, often poor soils, etc.
With all these constraints, you surely tell yourself that blooming your garden by the sea is a mission impossible. And yet, many plants prefer these growing conditions. Follow our guide to seaside plants.
- Seaside perennials
- Seaside grasses
- Seaside shrubs
- Seaside trees
- Plants of calcareous soil: perennials, shrubs and tillage
Otherwise called sea cabbage because of its large, smooth and pruinose leaves, Crambe maritima is one of the seaside plants that grows very well in sandy and salty or stony soils.
However, she fears excessive droughts. From May to July, it covers itself with small white flowers and will dress in a very original your flower beds.
Recognizable thanks to its gray-blue leaves heavily cut and its bright yellow flowers, the Cineraria maritima is aptly named. It perfectly supports sandy and stony soils and copes very well with a lack of water. It will therefore thrive perfectly in the marine climate.
Very popular in the Midi, the Phormium or New Zealand flax is spreading more and more in France. Its main asset is its erected port and its foliage various colors : purple, green, variegated. It supports all types of soil and prefers to be exposed to the sun.
Original perennials both by their foliage and their flowers, the botanical genus Armeria likes it ordinary to lean soil, but not too dry. They also tolerate sandy land or light and will therefore have no difficulty growing near the coast.
Potentils are seaside perennials very interesting, because they resist rigorous living conditions: drought and poor soils (sandy, stony). They also have an undeniable asset: their diversity. They indeed offer a multitude of colors ranging from gray-blue to brilliant green for the leaves and from white to red through yellow and pink for the flowers. It would be very easy to create a flower bed just with these plants.
Preferring well-drained and dry soils, cultivation near the coast in sandy soil suits it perfectly. In addition, she loves to be exposed to the sun. With its long atypical inflorescences to the fluffy purplish flowers, she will bring a very pretty touch of originality to your beds.
The houseleek are ground cover perennials with leaves arranged in a rosette and blooming in summer. They particularly appreciate sunny and hot situations and are satisfied with very little soil to grow. The Jovibarba is therefore perfect to brighten up your seaside garden. Note that the Sempervivum (or Jupiter's beard) looks a lot like him, but is differentiated by its flowers with more petals. It also adapts to the marine climate.
Also called sand reed, dune rush or even dune marsh, this grass is aptly named.
It particularly likes sandy soils and does not mind spray-laden winds. For the record, his role in the fight against dune erosion is vital, since its roots allow them to be fixed.
Also known as azure wheat, this grass also plays an important fixing role for dunes. Like the dune seabed, it offers a excellent resistance to living conditions by the sea. Its bright blue foliage and inflorescences are reminiscent of wheat; hence its name.
Famous silhouette of the beach surroundings, Lagurus ovatus (also called fat-twink or hare tail) thrives well in coastal sands.
Its fluffy and soft to the touch ovoid spikelets will bring lightness to your beds and will makeexcellent cut flowers.
At the end of summer, maned barley has pretty salmon pink flowers with long silky beards. This annual grass reseeds itself spontaneously and reveals the extent of its charms when planted in groups.
Easy to maintain and grow, she will not find it difficult to thrive near the coast.
The olive tree of Bohemia is a shrub of 7 to 8 m, at silver-gray deciduous foliage atypical. Tough, the leaves are very resistant to spray and its roots adapt to all types of soil, even limestone. Note that its thorny stems make him a very good candidate for a defensive hedge.
Its vernacular name leaves no room for doubt. Sea purslane has semi-evergreen foliage bluish gray. It adapts to all situations as long as they are sunny. With its small size (2 meters in adulthood), it is ideal for small gardens.
Also called arbutus or strawberry tree, this shrub, ranging from 3 to 5 meters in height, supports limestone soils and prefers sunny situations. Isolated, in beds or in pots, it will make a great ally for your coastal garden.
Hydrangea hydrangea macrophylla
Great classic of the Breton coast, the hydrangea is a plant that grows very well on the littoral. The great diversity of foliage, blooms and ports will allow you to find the subject that will suit your seaside garden for sure.
Olearia is a pretty evergreen shrub with shiny green foliage that adorns itself with a multitude of small white flowers in summer. He must be planted in the sun and in light soil.
Thus, Olearia traversii is ideal for a coastal garden. Note that this is a hardy plant tolerating cold down to - 10 ° C.
The Chinese pittospore has an evergreen, shiny green and leathery foliage giving it good resistance to spray. Compact shrub, it is ideal for small gardens. In order to thrive, it needs sunlight. However, the nature of the soil does not matter to him. In April-May, its cream-white bloom exudes a subtle orange scent.
The botanical genus of cistus is very large and includes many species. Blooms are from May to September and offer hues of white, pale pink or hot pink. Undemanding in terms of soil, these shrubs nevertheless claim a sunny location to flourish.
Its 3 to 4 meters at maturity, its erect habit and its oblong evergreen leaves give the cordyline from Australia the air of a palm tree; a perfect silhouette to decorate a seaside garden. This shrubby plant is also drought resistant and tolerates poor soils.
Widespread in the western and Mediterranean regions, the dodonea are evergreen, elongated and narrow plants reminiscent of a willow leaf. Not very restrictive, they thrive in all soils and are made to grow on shores. The cultivar ‘dodonea viscosa Pupurea’ has leaves of a pretty purple hue.
Even though, in general, all tamarisk are good seaside plants, the species tetrandra is the most recommended. It tolerates poor, dry soils well and is resistant to spray. For optimal flowering, a sunny location is preferable. Your Tamarisk will return it to you by adorning yourself with magnificent soft pink flowers in early summer.
Also called germander, this shrub has evergreen gray-blue foliage, aromatic and adorned with pretty little elongated lavender blue flowers. Preferring the sunny exposures and the light, well-drained soils, it can easily be integrated into your flower beds by the sea.
Particularly known for its tall, slender figure, the maritime pine or Pinus pinaster is undoubtedly the first conifer that comes to mind when it comes to coniferous trees for the seaside. However, if you want to play the card of originality, opt for Pinus pinea or umbrella pine. His spread out characteristic gives it its name and it withstands growing conditions on the coast very well.
Remarkable tree thanks to its beautiful pink flowers, the acacia of Constantinople has attractive light green foliage and a characteristic spreading habit. It adapts perfectly to all soil, but nevertheless claims to be exposed to the sun to thrive.
The Lambert cypress is very interesting in more ways than one: it grow fast, resistant to cold and particularly enjoys the seaside where it do not fear the spray. With its 18 to 20 meters at maturity, it can make an excellent windbreak.
Mimosas are part of the botanical genus acacia. The best known is certainly the winter mimosa (A. dealbata). The latter has bright green, finely cut evergreen foliage. From January to March, he has a abundant bright yellow bloom with a pleasant scent. For good growth, install it at Sun and avoid excessively calcareous soils.
Very easily recognizable thanks to its evergreen leaves, tough and shades green Blue, holm oak or Quercus ilex is a very good tree for situations by the sea. Its foliage resists the onslaught of spray and it supports limestone well. Little rustic, however, it is not recommended in regions with severe winters.
Read also :
- Seaside perennials
- Seaside grasses
- Seaside shrubs
- Seaside trees
- Plants of limestone soil: perennials, shrubs and tillage