Nerium oleander

Oleander is an evergreen shrub, which is cultivated in all provinces and regions of China, especially in southern China. It is often cultivated in parks, scenic spots, roadsides or riversides. Cultivation in the north of the Yangtze River requires indoor wintering.

Nerium oleander introduction

Oleander nickname

Safflower oleander, willow leaf peach, hickory, call out winter, willow leaf tree, peach plum, Gouna

Morphological characteristics of oleander

Large evergreen erect shrub, up to 5 meters high, with grayish green branches and aqueous solution; The twigs are rhomboid, covered with micro hairs, and the hairs fall off when they are old. Leaves 3-4, whorled, lower branches opposite. Cymose inflorescence terminal, with many flowers. The flowers are large and gorgeous, with a long flowering period and fragrance. They are dark red, red, white and yellow. The flowering period is almost all year round, the most prosperous in summer and autumn. The fruit period is generally in winter and spring, and the cultivation has little fruit

Oleander growth environment

Like light, like warm and humid climate, not cold resistant; It has strong drought tolerance and lax requirements for soil, and can grow on alkaline soil

The temperature shall be controlled at 20 ~ 25 ℃, and attention shall be paid to shading in time. The base of cuttings shall be immersed in clean water for about 10 days to keep the immersion fresh. After cuttings, roots shall be rooted in advance, and the survival rate is also high

Oleander flower language

Peach oleander: curse, pay attention to danger; The flower language of yellow oleander: deep friendship