What kind of plant is oleander? Why is it the first choice for greening?

Oleander is a large shrub that is easy to grow and can purify the air, so it is very suitable for greening.

What is oleander

Oleander is an erect shrub with green leaves all year round, and the naturally growing oleander is pink or red in color. Cultivated oleanders also have white or yellow flowers. Oleander is poisonous, whether it is leaves, branches or flowers, there are toxins, so it should not be planted indoors, and children should not easily touch oleander, otherwise it will be harmful to health.

Oleander has a high survival rate and is evergreen all year round

Oleander is a very easy plant to feed, whether it is cut or planted, as long as there is soil and water, the planted oleander can almost grow vigorously. Green plants are not as well cared for as domestic plants, and often no one cares for a long time and no one asks, so it is very important to feed well. In addition, oleander grows in a very wide area, and can grow in almost all provinces in China, especially in the warm climate of the south, which is more likely to flower and bear fruit.

Moreover, oleander is an evergreen plant, and as long as it is alive, the leaves will not show a state of decay. It can be said that once oleander is planted, unless you want to change to other varieties of green plants, you don't have to do this work again for many years, saving manpower and cost.

Oleander purifies the air

In addition to beautifying the environment and making the environment in which people live more green and natural, if they can also purify the air, it is of course best to have environmental protection functions. Although oleander itself is toxic, its air purification ability among shrubs is also among the best. Whether it is a park, a community or a flower bed on the side of the road, as long as oleanders are present, they can absorb harmful gases from the surrounding air and release fresh oxygen when they grow freely.

Based on the above points, oleander is easy to feed, does not need to take care of it, and has green leaves all year round, which can not only beautify the environment, but also purify the air, and is applicable to the whole country. Therefore, oleander is the first choice for greening.

Oleander is a large, evergreen erect shrub of the genus Oleander. Because oleander is highly ornamental, and it also has an environmental protection effect.

Oleander is a common greening plant, which can be seen in the green belt species in many places, and the environmental adaptability of oleander is relatively strong. And the greening effect is relatively good.

Oleander is a large, evergreen erect shrub that can grow up to 5 meters in height, with gray-green branches and mostly dark red and pink flowers. Its role is greater for people. Oleander can not only resist dust, smoke and poison, but also purify the air and protect the environment, purify sulfur dioxide, carbon dioxide, chlorine and other harmful gases in the air, plant it on the side of the road, and purify the exhaust gas emitted by cars.

Oleander, also known as "peach", is an evergreen shrub, belonging to the oleander family oleander family, the plant is generally 2 to 6 meters high, the flowering period is generally from spring to autumn every year, the flowers are mostly pink funnel-shaped, more suitable for planting around buildings, as well as next to park roads.

Oleanders are more sun-loving, so they must be planted in wide, sunny areas, but be careful not to be exposed to the sun for long periods of time. Oleander likes a warm and humid climate, and its resistance to low temperatures is not strong, so it is necessary to take anti-freezing measures in the cold winter. Oleanders must be watered properly during the growth period, and at the same time, the water must be cleaned in time during rainy weather to prevent root rot.

Oleander is also known as willow leaf peach, most of the year red, is the eleander family, oleander genus evergreen plant large shrub, up to 5 meters, flowers like peach, leaves like bamboo, all year round, to the sun unchanged. From spring to summer to autumn, flowers bloom and fall. The leaves are 3-4 whorls, opposite at the lower edge of the branches, the leaves are slender and long-lanceolate, the edges of the leaves are very smooth, the main veins on the leaves grow straight from the leaf stem to the leaves, and many residual veins grow from the main veins, and they are arranged in a neat and orderly manner.

Oleander is an evergreen plant that stands in large shrubs, up to 5 meters, with light green branches, ridged branches, slightly hairy, and hairy when old. The leaves are 3-4 whorls, the leaf surface is dark green, the leaf back is pale green, the midrib is deeply sunken on the leaf surface, the leaf stem is flattened, the inflorescence is apical, the Corolla is dark red or pale pink, the Corolla is single-petaled and 5-lobed, the Corolla is barrel-shaped, the seeds are oblong, the flowering period is basically the whole year, and the summer and autumn are the most vigorous; The fruiting period is generally in winter and spring, and planting is very inconclusive.

The branches of oleander are light green, the branches are ridged, the leaves are generally 3-4 whorls, the leaf surface is dark green, the leaf back is light green, the midrib is deeply sunken in the leaf surface, the leaf stem is flattened, the inflorescence is apical, the flowers are bright red, yellow and white, and the shape of the seed is oblong.

The oleander leaves also have a thin layer of "wax". This layer of wax leaves locks in water, insulates heat, and makes the greenery resistant to the cold. The oleander flowers are fragrant, the inflorescence of the umbrella is topped, the receptacle stands, and the dark red of the Corolla is like an open umbrella.

The follicles are rectangular and ring-shaped, 10-23 cm long, with brown seed hairs on the top.

Oleander is a plant of the genus Oleander in the oleander family, is oleander a fruit or a plant? Oleander is a plant that is appreciated because it blooms but does not bear fruit.

Oleander is a plant, the plant height can reach 2-6 meters, the branches are gray-green, water-containing liquid, the leaves are whorls, the lower branches are opposite, the edges are reversed, the upper leaf surface is dark green, the lower leaf surface is light green, the flowers are umbrella inflorescences, the corolla is dark red, pink, the filaments are columnar, the length is 7-8 mm, and the plant likes a warm environment, suitable for cultivation in the south of the Yangtze River Basin. ”

Oleander is a plant that grows very luxuriantly and has very beautiful flower colors.

Oleander plant category.

Oleander is an evergreen shrub that belongs to the family Rhinoceraceae. Its growth environment is mainly in tropical and temperate deficit zones, and there are also a small number of sub-rolling closures in the northern subarctic zone. The main varieties are small-veined oleander, flower-leaved oleander, and yellow-flowered oleander.

Oleander is not a protected plant, but a light-loving plant, which does not belong to long-day plants and aquatic plants. The demand for water is moderate, and the frequency of watering can be controlled once every four days, and it will be increased appropriately in summer.

Is oleander herbaceous or woody.

Oleander is an herbaceous plant that does not have a pronounced woody trunk structure. In winter, it goes dormant and the following spring it grows new branches, without the characteristics of woody plants.

Oleander is what kind of cotyledonous plant.

Oleander is a dicot plant and is also an evergreen plant. It does not lose its leaves in winter, but it will still remain leafy. If the temperature is too low, it will go dormant and the growth rate will slow down until spring.

Is oleander a quilt or naked.

Oleander is a type of angiosperm plant with a peel on its seeds. It relies mainly on animals to disperse seeds, which can be taken by animals to great distances and consumed, sometimes by wind.

What does oleander look like.

The flowers of oleander are pink, the pattern is small, and the flowers are concentrated. Many flowers often bloom on the branches, usually with five petals. When it is in bloom, the crown of the oleander tree is full of pink flowers, which is very beautiful.

1. Introduction: Oleander is an evergreen erect large shrub, which can grow up to 5 meters, the branch color is gray-green, and the flower color is mostly dark red and pink. 2. Water and fertilizer:

In spring, oleanders should be watered once a day, and bean cake water should be watered every ten days before and after Qingming. 3. Precautions: oleander is toxic and should not be cultivated indoors.

1. Appearance characteristics

Oleander is an evergreen and year-round upright shrub that grows up to 5 meters tall and has fine hairs when the branches are delicate, but when the oleander grows old, it falls off, and its flower color is more showy, in addition to the common red, there are new varieties of white.

2. Water and fertilizer management

Oleander cultivation needs to master the method of watering and fertilization, the spring climate is suitable, you can water the oleander once a day, water 1-2 times a day in summer, water once a day in winter, and water once every 3-5 days in winter, oleander should be applied every 10 days after the Qingming Festival and the autumn equinox.

3. Precautions

Although the flowers of oleander are beautiful, but it is toxic throughout the plant, especially its juice, usually in the process of maintaining oleander, it is best to place it on a balcony with sufficient light and good ventilation, which can not only reduce the chance of touching or eating oleander, but also make it grow better.

Oleander is a kind of angiosperm plant, wild in Iran, India, Nepal, now widely planted in the tropical regions of the world, in all provinces and regions of our country are cultivated, especially in the southern region. In addition, oleander belongs to the oleander family oleander plant, likes warm and humid climate, cold resistance is not strong, not resistant to water and moisture, suitable for planting in a high dry and well-drained environment, likes light and fertilizer, can also adapt to a shady environment. Oleander generally has ornamental value, environmental protection value and medicinal value in life, can resist smoke, dust, poison, and has the ability to purify the air and protect the environment.

Oleander type.

Oleander is a kind of angiosperm plant, often planted in parks, scenic spots, roads or rivers, lakes, wild in Iran, India, Nepal, now widely planted in the tropical regions of the world, in all provinces and regions of our country are cultivated, especially in the southern region.

Oleander properties.

Oleander belongs to the oleander family oleander plant, likes warm and humid climate, cold resistance is not strong, not tolerant to water hole pants moisture, suitable for planting in a high dry and well-drained environment, likes light and good fertilizer, can also adapt to a shady environment, but if planted in the shade, it will lead to less flowers and light color.

What does oleander look like.

The branches of oleander are gray-green, the young branches are ridged, the leaves are generally 3-4 whorls, the leaf surface is dark green, the leaf back is light green, the midrib is trapped in the leaf surface, the petiole is flattened, the inflorescence is apical, the flowers are red, yellow and white, and the shape of the seeds is oblong.

Oleander role and value.

Oleander generally has ornamental value, environmental value and medicinal value in life, because it is very beautiful when it blooms, and it can resist smoke, dust, poison, has the ability to purify the air and protect the environment, and its medicinal value is mainly used for heart failure, epilepsy, paronychia, alopecia areata, asthma and other diseases.

Oleander is an evergreen plant of the dicotyledonous plant class oleander family, its plant height can reach 5 meters, flowering almost all year round, and the flowers of oleander show a polyumbel inflorescence, the flower color is pink or crimson, with a strong aromatic smell, and the flowers and leaves of oleander contain toxicity, and accidental eating will cause death.

1. Variety introduction

Oleander is an evergreen erect shrub of the oleander family, its branches are gray-green, containing water, and the leaves of oleander are lanceolate, dark green, its flowering period is extremely long, it can bloom almost all year round, and the flowers of oleander are 5 deep lobes, and its flower color is mostly pink or crimson.

2. Fertilization management

Oleander is a fertilizer-loving plant, when cultivating oleander, it is necessary to apply a rotten soybean cake water every 10-15 days during the growing season of the plant to provide the nutrients needed for the growth of oleander, and after the oleander blooms, it is necessary to spray potassium dihydrogen phosphate on its flowers and leaves, so that the flower color of the plant is more gorgeous.

3. Watering method

When cultivating oleanders in the spring, you need to water them every 3 days to promote the vigorous growth of the plants, when you breed oleanders in the summer, you need to water them every morning and evening to avoid the soil drying out, when you breed oleanders in the fall, you need to water them every other week, and when you breed oleanders in winter, you need to keep the soil dry.

4. Maintenance management

When maintaining oleander, it is necessary to let the plants receive all-weather natural light in spring, autumn and winter to avoid poor growth, and in the middle of summer, it is necessary to move the oleander to a place where it can shine to the scattered light to avoid sunburn, and to open the windows regularly to make the indoor air circulation.