Cultivation method of rattan Panax notoginseng

1. Maintenance methods

1. Temperature: Panax notoginseng likes warmth. Specifically, the range is preferably between seventeen and twenty-five degrees. It has some cold tolerance, but not very good. It can withstand temperatures as low as zero degrees, but at minus two degrees, its above-ground parts will generally freeze to death or get frostbitten. In addition, above 35 degrees, its growth will be very slow.

2. Light: It does not require too much sunlight and its shade tolerance is very good. Especially in the hot summer, the sunlight must not be too strong. You can put it in a cool place or place with slight scattered light. But it cannot be completely dark during the growth period.

3. Watering: Panax notoginseng has a strong adaptability to water because it is a plant that is very drought-resistant and waterlogged-resistant. Therefore, you can adjust watering according to the climate, water less during the rainy season and add more during drought.

4. Fertilization: Panax notoginseng does not require too much nutrients, as long as there is enough nutrients in the soil. You can add a little organic fertilizer at ordinary times.

2. Breeding techniques

1. Reproduction: It can be propagated by stem cuttings. Choose stems that are one year old or older, preferably about 15 centimeters in length and with at least two to three nodes. The substrate can be garden soil with an appropriate amount of base fertilizer added, and the soil thickness can be about ten centimeters. The depth of insertion into the matrix can be four to five centimeters and maintained at a certain interval. Water thoroughly after planting, but don't water too much afterwards.

2. Pruning: When the plant grows to a height of 30 to 40 centimeters, it needs to be pruned to promote the germination of side buds. At the same time, a frame must be built to facilitate it to climb up.

3. Problem diagnosis and treatment

1. Disease: The main disease is called "snake eye disease", which is very common throughout the entire growth period and endangers the leaves to a greater extent. Medication can be used in time, and strong light needs to be blocked at the same time.

2. Pests: There are many types of pests, such as "Spodoptera litura", "Beet Armyworm", "Aphids" and so on. For fall armyworms, the department uses Qingyuan water-retaining agent for prevention and control. For aphids, the department uses pyrethrum to control them.