Selection of salinity resistant plants for garden

Gazania flowers, perfect for gardens with saline soils

Are you looking for plants resistant to salinity, that is, those that can grow well in saline soils or with irrigation water with excess salts? If so, surely you must be having a hard time finding the most suitable ones, right? And the thing is, there are not many who can tolerate these conditions, but believe me if I tell you that ... there are.

Moreover, you can have a very nice garden, for example with the plants that we have selected for you.

Trees

Casuarina

Casuarina oligodon, a tree that resists salinity

It is an evergreen tree native to Australia and the Pacific Islands that can reach an approximate height of 7-10 meters. Its leaves are very thin and long, so much so that they are very reminiscent of the needles of conifers, although they really are not.

You can use them as high hedges or as an isolated specimen; yes, plant them at a minimum distance of 5m from floors and pipes. For the rest, it is a beautiful plant that resists drought and frost down to -7ºC.

Robinia pseudoacacia

Robinia pseudoacacia adult specimen

La False acacia is a deciduous tree native to North America that reaches a maximum height of 25 meters. Its growth rate is quite fast, so much so that in a very few years you can get a specimen that gives very good shade. In addition, during the spring beautiful white flowers sprout in pendulous clusters which are very fragrant.

Its roots are invasive, so it has to be planted at a minimum distance of 5 meters. However, it is a very interesting plant since resists frost down to -10ºC.

Palms

chamaerops

Chamaerops humilis, salinity resistant palm

El palmetto is a multicaule palm (with several trunks) native to the Mediterranean region that reaches a height of 4-5 meters. Its leaves are fan-shaped, with highly divided segments. As you can see in the image, it is found naturally growing near the sea, which is why it is one of the most tolerant species to salinity.

What's more, resists drought and frost down to -7ºC.

Phoenix dactylifera

Adult date palms, plants highly resistant to saline soils

The date palm or common date palm is native to North Africa and Southwest Asia. It can be formed by a single trunk or by several of them that reach a height of up to 30 meters and a thickness of up to 50cm in diameter. Its leaves are pinnate, between 1,5 and 5m long, glaucous green, with thorns.

It is a very beautiful palm tree that can be had in any sunny corner of the garden, since it has the advantage that it hardly needs watering and it resists well the cold of up to -12ºC.

Shrubbery

Cycas revoluta

Cycas revoluta, a fossil plant that you can have in your garden with saline soil

La cat is an evergreen shrub native to Japan that can reach a height of about 2-3 meters. Its leaves are pinnate, leathery, green in color and about 1m long. Once a year, if the specimen is adult, it produces an inflorescence in the shape of a ball (if it is a female foot) or a tube (if it is a male foot), and it can also remove a new crown of leaves.

It is widely cultivated as an ornamental plant in hot and temperate climates, as it not only has a very high decorative value, but also resists frost down to -11ºC.

Polygala myrtifolia

Put a Polygala in your saline garden, you will surely not regret it

The Cape Milkmaid it is an evergreen shrub up to 2 meters high originally from South Africa. It has a highly branched crown covered by oval leaves that measure between 25 and 50mm long and up to 13mm wide. During spring the flowers appear in small purple clusters.

It is a plant that likes the sun very much, and that can withstand light frosts down to -3ºC.

Succulent

Agave

Agave victoriae-reginae, a precious succulent that resists salinity

Agave victoriae-reginae

The Agave They are succulent plants native to America, mainly Mexico, where they grow in well-drained soils, always in full sun. Therefore, they are very easy to care for, since once planted in the ground, they hardly need maintenance.

They perfectly resist drought, and also mild frosts of up to -2ºC.

Kalanchoe

Put a Kalanchoe beharensis on your saline soil

Kalanchoe beharensis

The Kalanchoe They are succulent plants mainly native to Africa. These are perennial shrubs or herbaceous plants that can reach a height between 1 and 6 meters in height., the largest being the species Kalanchoe beharensis. Its leaves are fleshy, medium to dark green in color, and covered in a kind of wax. It can bloom from early winter to spring, but it is difficult to see.

What do you need? Lots of sun, little water and a climate that is not too cold. They resist up to -2ºC most species, but must be protected from hail.

herbaceous

canna indica

Canna indica, a flower for your saline garden

La Cane from the Indies is a perennial rhizomatous plant of South American origin that can reach a height of between 1 and 3 meters depending on the variety and / or cultivar. Its leaves are broad, green or purplish green, and can measure 30-60cm long by 10-25cm wide. The flowers appear in summer distributed in inflorescences in the form of a terminal raceme.

It is perfect for gardens with saline soil, since it can also be grown both in full sun and in semi-shade. The only thing is that You must water a lot and protect yourself from frosts below -3ºC..

gazania

Gazania rigens, salinity resistant flowers

La gazania it is a perennial herbaceous plant native to southern Africa. Reaches a height of 30-40cm, and has linear leaves, green on the upper side and glaucous on the underside. During spring and summer it produces daisy-shaped flowers that open in the sun and close when the sun sets.

It has a very fast growth rate, so much so that it is common that you only have to wait 1 year from sowing to see it bloom. But in addition, it is an herb that, although it requires frequent watering, can grow in any type of soil, including saline. As for the cold, you should know that withstands light frosts down to -3ºC.

And now the million dollar question: which of these plants did you like the most? Do you know others that resist salinity?


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