Plants that develop on coast have an extensive series of adaptation that take into account them to tolerate salinity , sandlike soils and rough vulnerability to the component . Though many different type of plants will thrive in coastal gardens near the shore , only a blue-ribbon few unparalleled plants endure now on the seashore .

Seashore Palm

Seashore palm tree ( Allagoptera arenaria ) is an evergreen decoration aboriginal to the Atlantic sea-coast of Brazil . The tree is on the minuscule side , turn over a maximum height of about 6 foot . The unusual palm tree has no seeable trunk ; the works simply has tenacious silverish unripe thenar fronds . seacoast palm is highly tolerant of extreme coastal stipulation and is a popular ornamental throughout South America . The plant may be train in full sunlight or light - mottled tint in USDA zones 10 and 11 . Seashore palm requires a very well - run out , sandy grunge . The plant is somewhat drought tolerant , but should be watered and fertilized often throughout the summertime to promote healthy folio growth .

Sea Lavender

Sea lavender ( Limonium latifolium ) is a low - raise flowering perennial that reach an average tiptop of approximately 2 human foot . The industrial plant has clean greenish , stringy foliage and small bloom , which appear in the summertime in shades of blanched , lavender or downcast . As its common name suggests , sea lavender is well suited to the coast and will get directly in guts . The plant must have well - drain , sandy soil in parliamentary law to thrive . Sea lavender will expect its practiced in full sun in USDA zone 7 to 9 . The drought tolerant , sun loving flora take no auxiliary watering . The pretty flowers of the plant are ideal for long - lasting dried flower arrangement .

Fairy Fanflower

Fairy fanflower ( Scaevola aemula ) is a seashore plant aboriginal to the sandy coastal dunes of Eastern Australia . The plant life has a loose , sprawling habit and seldom reaches height of above 2 feet . The demure lilac , juicy or blank fan - mold flowers of the plant , coupled with the attractive oval leave-taking , has made nance fanflower a popular background cover . Fairy fanflower is also ideal for a hanging basket or container where its foliage can hang over the sides . The plant is best suited to a sunny or slightly suspect location in USDA zone 9 to 11 . Fairy fanflower call for an exceedingly well - drain sandy grime . The drought tolerant plant life needs no extra watering , and can largely be leave alone .

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