Introduction to Oleander 10, Introduction to Oleander

Oleander, also known as willow peach, is an evergreen shrub. It likes light and warm, humid climates. It does not have strict requirements for moisture, has strong adaptability to soil, and can resist smoke and some toxic gases.

Oleander leaves resemble bamboo leaves, flowers resemble peach blossoms, and bloom when there are few flowers in summer, and the flowering period is long, especially the tree is strong, and it is an important greening tree species in places with poor soil conditions such as streets, green belts, industrial and mining.

Oleander is not only an ornamental plant, but also has a strong resistance and absorption ability to harmful gases such as poisonous gases and smoke. It has been determined that every square centimeter of oleander leaves can absorb about 5 grams of dust, but it will not be damaged by itself. It is especially suitable for planting in factories and mines and chemical production areas.

Oleander can be used to extract cardiotonics in medicine, and the leaves can be used as medicine, which has the functions of insecticide, expectorant and cardiotonic, diuretic, and has certain curative effects on heart failure, epilepsy, asthma, chilblains and other diseases. The leaves of oleander have a miraculous effect of killing insects, soaked in water for two or three days after pounding, and its leaching solution has a good effect of killing flies, mosquitoes and seeds, and it is easy and economical to use.

There are methods of propagation, such as cuttings and strips, and cuttings are the main methods.

1) Cuttings and seedlings.

Hard-shoot cuttings are carried out in spring or early spring. Select a thick branch with a diameter of about 1 cm (you can use a sprouting tiller branch), cut a cuttings with a length of 15 to 20 cm, tie dozens of cuttings in turn, and immerse the lower part in water for about 1 3 days for about 10 days. It is necessary to change the water frequently, do not deteriorate the soaked water, and take it out when the water-soaked part of the cuttings turns white and the tip is sticky, and insert it into the seedbed.

The cuttings that have been soaked in water grow quickly, have a high survival rate, and can be rooted in 15 to 20 days after cutting. Oleander can also be used for water cutting. The lower part of the cuttings is placed in 20 water for 30 40 days, and the water is changed frequently, and it is also easy to root.

The rooting cuttings are then planted in the seedbed, but it is best to shade them.

2) Strip seedling.

Oleander is propagated by pressed strips and is also easy to survive. Generally, in the rainy season, the branches close to the ground are carved and pressed into the water, and after about 60 days, they can be separated from the mother plant and obtain new plants.

Oleander has a poignant legend of love.

Legend has it that a long, long time ago, there was a girl named Momo, who fell in love with the poor boy Bamboo. But Peach's father broke up the lovers alive because of the wrong door, and beat Bamboo to death. After that, Momo was martyred out of grief.

Later, God was moved by the true feelings of the two, so he fused the wishes of the two and grew into oleander. This kind of flower is like a peach blossom, and the leaves are like a tenacious and pure flower of bamboo.

Pink oleander is a common oleander type, and most of the ones we see in our daily life are peach pink oleanders, and the flower language of pink oleander is to pay attention to danger and curse. Probably because the milk of oleander is toxic, it is so that people are warned with the flower language of "dangerous", love it but please don't play with it.

<> always seemed to think that oleander should be pink and peach, but yellow oleander is just as bright and beautiful. And the yellow oleander has a beautiful flower language, symbolizing deep friendship.

<> white has always been described as pure and immaculate, always spotless. The white oleander is also seen as the embodiment of purity, representing eternal friendship, preciousness and sincerity.

Oleander is a plant of the family Oleanderaceae, oleander, evergreen erect large shrub leakage tree. The oleander peach plant is 5 meters tall and gray-green; calyx 5 deeply lobed, red; Flowering period all year round; Oleander is native to India, Nepal and Iran, and is now widely planted in the tropical regions of the world, and is cultivated in parks, botanical gardens, scenic spots, roads or rivers and lakes in China.

Key Value:

The flowers of oleander have a fragrant aroma. The flowers grow intensively at the tips of the branches, and they come together like an open umbrella. The shape of oleander is like a funnel, the petals overlap each other, there are three kinds of red, yellow and white, among them, red is its natural color, "white" and "yellow" are new varieties created by artificial long-term cultivation.