Cultivation and pest control techniques of Siraitia grosvenorii

Luo Hanguo is alias Luo Hanbin and Tu Bin. It belongs to the genus of Luohan pine family, which is suitable for garden, isolated planting, opposite planting, group planting, arrangement planting or pot planting and so on. Native to the Yangtze River Basin in China, there are many cultivation in various places.

Evergreen trees with broad ovate crown. Leaves strip-lanceolate, dark green on the surface, gray-green on the back, sometimes powdery, leaves spirally alternate, 1-13 cm long and 0.5-1 cm wide, closely arranged, flowering from April to May, seeds ovate, with black aril, born on the seed stalk to form gourd-shaped two segments, the stalk tastes sweet and edible. Many branches grow erect. Sex likes warm, moist and fertile soil, grows well under semi-overcast conditions, and generally overwinters in pots.

Cultivation techniques

1. The method of propagation can be divided into sowing or cutting.

(1) the seeds were sown in April or October.

(2) the survival rate of cuttings is higher, which can be carried out in spring and autumn.

2. Cultivation and management

Seedlings grow slowly, pay attention to the supply of water and fertilizer, the soil is often moist to promote growth, pay attention to cutting off lateral branches during the growing period to ensure the growth of the central trunk, and pay attention to the overall tree shape when pruning, seedlings should be transplanted with soil blocks. Potted plants in the north should not be exposed to the sun in summer and prevent stagnant water in the pot. when the temperature is lower than 5 ℃, you should enter the room and control watering.

3. Diseases and insect pests

High temperature in summer, red spiders and shell insects are easy to occur when dry, which can be sprayed with petroleum emulsion or with small dramas.