Purple -duck -purple grass is commonly used to reproduce, which can be performed during the growth period.The cuttings are about 10 cm long, with 2 to 4 sections. The cutting mouth should be under the interval, dipped some root powder after cutting, and then inserted the cuttings into the perlite or sand bed. The depth is 1/3 or 1/1/1/1/1/1/2. Put the water after inserting. In the future, you only need to keep the soil moist, cover the shade net, and take root in about half a month.