What are the time and methods of planting patchouli? What is the effect and effect of it?

Huoxiang is a very common traditional Chinese medicine, which is used for medicinal purposes with whole herbs. It has the functions of relieving fever, clearing heat, dissolving dampness, promoting qi and so on. Patchouli has high medicinal value and great market potential. Do you know the time and method of planting patchouli? What is the effect and effect of it?

I. time and method of planting patchouli

1. Planting time

Sowing can be sowed in spring and autumn. Spring sowing is from Qingming Festival to Grain Rain in April and autumn sowing is from September to October. Spring sowing is dominant in the north and autumn sowing is dominant in the south.

2. Planting method

Land selection and preparation: Huoxiang is suitable for humid climate, and choose sandy flat land or gentle slope land with loose soil, fertile soil and good drainage and irrigation. Low-lying, clayey soil and shaded areas are not suitable for planting. In the autumn of the previous year, 25CM was turned deep into the soil to remove sundries. 2000 kg of rotten farm manure, 30 kg of superphosphate and 20 kg of urea were applied per mu. Make a 1.2-meter-wide border with drainage ditches around to facilitate the management of drainage and irrigation.

Sowing: strip sowing and hole sowing can be used for sowing. Strip sowing on the finished border surface along the border according to the row spacing 25~30CM, ditch depth 1CM, the seeds mixed with fine sand evenly scattered into the ditch, covered with thin soil, tread again with your feet, slightly suppressed, the soil is too dry and needs watering. The amount of seed used per mu is 0.81kg. Hole sowing according to 30CM row distance from the hole, hole depth 1~2CM, each hole sowing about 10 seeds, sowing about 0.6kg per mu. Strip sowing is often used in flat land and hole sowing is used in mountainous areas. In addition, the front and back of the house can also be planted sporadically, and the same should be done with adequate base fertilizer and careful soil preparation.

3. Field management

Seedling replenishment: when the air temperature is above 18 ℃, the soil has enough temperature, and the seedlings will emerge about 10 days after sowing. No matter strip sowing or hole sowing, interseedling or supplementary seedling should be carried out when the seedling height is 6~10CM. Strip sowing retained seedlings according to plant spacing 10~15CM, and hole sowing retained seedlings according to 3 plants per hole. If there is a shortage of seedlings, they should be replenished at any time.

Intertillage weeding: attention should be paid to loosening soil and weeding while intercropping and replenishing seedlings, and weeding should be carried out three times before the first harvest in the first year. The first time was about seedling height 3CM, the second time was about seedling height 12~15CM, and the third time was about seedling height 25CM.

Water management: Huoxiang is generally not watered when planting, if the terrain is high, dry areas without rain or less rain, it is necessary to properly water to keep the soil slightly moist. At the same time, the terrain is low, plum rain season should pay attention to drainage, in order to prevent rotting roots, ditches to clean up, keep unblocked.

Topdressing: topdressing can be carried out during each ploughing and weeding, with 1000 kg of mature human and animal manure water per mu for the first time, 1500 kg of mature human and animal manure water per mu for the second time, and 2000 kg per mu for the third time. Add 30 kilograms of diammonium phosphate per mu before turning green the next year.

Second, the efficacy and function of patchouli

1. Efficacy

Patchouli is used as medicine in branches and leaves, with pungent odor, lukewarm and non-toxic, returning to the spleen, stomach and lung meridians, has the effect of appetizing and relieving vomiting, eliminating obscure dampness, and relieving summer summer. it can be used to treat cold, summer dampness, nasal headache, chest tightness, malaria, dysentery, halitosis and other diseases.

2. Function

Patchouli is a food with high calcium and carotene, which has a certain inhibitory effect on a variety of pathogenic fungi. Aromatic volatile oil is the raw material for the manufacture of a variety of proprietary Chinese medicines; it has bactericidal function, and one leaf in the mouth can remove halitosis, prevent infectious diseases and can be used as a preservative. Boiled porridge or tea with patchouli in summer is effective for severe summer dampness, spleen and stomach dampness, abdominal distension, physical sleepiness, nausea and vomiting. Patchouli is also widely used in modern proprietary Chinese medicine. The common preparations of patchouli include Huoxiang Zhengqi pills, Xiangsha Yangwei pills and so on.

Generally speaking, the whole plant of patchouli can be used as medicine, the economic benefit is high, and interested growers can try to plant it.