Cultivation method of oleander

Nerium oleander, also known as willow, half-aged red heart and carambola, is an evergreen arbor plant of Nerium oleander. Native to India, Iran and other regions, it is now widely planted in tropical and subtropical regions. China also has cultivation, and indoor potted plants can be used in the north. Like warm and humid climate, plants are drought-tolerant and barren, and have certain shade tolerance. It has low requirements for soil, has the ability to resist smoke and harmful gases, and is widely cultivated. The propagation of oleander is mainly through cutting, layering or rameting. Cutting can be carried out in April or September to keep the soil moist after cutting. You can also bundle the cuttings, put them in water, and then move them to the seedbed for planting. Branches with more than 2 years and more branches are generally selected as mother plants for layering propagation, and layering is generally carried out when solar terms are small. The maintenance of oleander is simple. Fertilization can be done once a month at seedling stage, and extensive management can be carried out after the plants arrive. If pruning is needed, it can be done according to the principle of "three forks and nine tops". Pay attention to control aphids and scale insects during maintenance. Oleander can absorb smoke and dust, and has certain resistance to toxic gases, so it is a good choice for industrial and mining greening. Its trees are beautiful, flowers are lush, and it is also a good landscaping tree in the garden. You can make hedges, tree screens, etc. Stems and leaves are poisonous, so be careful not to take poisoning by mistake.