1、 Rhizome propagation

Peppermint has strong vitality and permanent roots, so the rhizomes retained in the soil can also become breeding seedlings. Generally, plants with strong growth and no diseases and pests are selected as mother plants and planted according to the specifications of row spacing of 20cm and plant spacing of 10cm. Generally, the stems and leaves on the ground are harvested in early winter, and the plants remain here until spring

2、 Ramet propagation

Mint ramets are generally carried out in spring. Stop watering the plant, wait until the soil dries out, and then remove it from the pot. Take off the pot and cut the plant into 2-3 clusters, each cluster must have a certain root system. Plant the cut seeds and plants separately. Generally, use loose and fertile sandy loam. After planting, water them once and put them in a cool place to make them adapt to the new environment

3、 Cutting propagation

Cutting is generally carried out from May to June. Cut its stems and branches into small segments 10 cm long, and insert the cut cuttings into the soft soil. If you want it to take root better, you can first insert the cuttings into the water, wait for them to take root, and then transplant them into the soil. Generally, the row spacing is 7 cm and the plant spacing is 3 cm. After cutting, an appropriate amount of water should be poured to help it grow

4、 Sowing and propagation

Select healthy and full Mint seeds, soak them in warm water at 40 ℃ for 5 hours, take them out and put them on the face paper, put the face paper in the tray, add an appropriate amount of water to keep them moist, and the germination can be completed after a period of time. Then bury the seeds in the deep, loose and fertile soil, pour an appropriate amount of water and cover them with fresh-keeping film, which can keep them warm and moisturize