I. Introduction. Colorful Su, also known as five-color grass and splendid Su, is a colorful and ornamental plant. In order to allow more people to easily enjoy the visual feast brought by the colorful Su, this article will introduce its cuttings propagation method in detail. As long as you follow the steps below, you will be able to easily grow a colorful multicolored su at home.
2. Preparations.
Choose the right cutting time: The best time for cuttings propagation is spring and autumn, when the temperature is suitable and conducive to plant growth.
Prepare the substrate for cuttings: choose a substrate with good air permeability and good drainage, such as vermiculite, perlite, humus, etc. The substrate should be disinfected to eliminate potential germs and eggs.
Choose a robust mother plant: Choose strong, pest-free shoots from healthy multicolored plants as cuttings.
3. Cuttings steps.
Cutting branches: Use sharp scissors to cut a section from the selected shoot, about 10-15 cm in length. Make sure the cut is flat to avoid tearing.
Shoot treatment: Remove the leaves at the bottom of the truncated branches, leaving the top 2-3 leaves. Applying rooting powder to the bottom of the shoots is beneficial for promoting rooting.
Insert the substrate: Poke a small hole in the substrate with chopsticks and insert the treated shoots into the holes, making sure to insert at least 1 3 of the length of the shoots. Gently compact the substrate so that the shoots are in close contact with the substrate.
Watering and moisturizing: Gently spray the substrate with a watering can to keep the substrate moist. Avoid overwatering to avoid branch rot.
Cover with plastic wrap: Cover the top of the cuttings container with a layer of plastic wrap to maintain humidity and temperature. Make a few small openings in the plastic wrap to facilitate ventilation.
Fourth, follow-up management.
Location: Place the cuttings container in a semi-shaded place, away from direct sunlight. Keeping the ambient temperature between 20-25 degrees Celsius is good for rooting.
Observe the growth: regularly check the growth of cuttings, and if the branches are found to be wilted and rotten, they should be dealt with in time. Gently pluck the branches, and if you feel some resistance, it means that rooting has begun.
Keep the substrate moist: Check the humidity of the substrate frequently, keep it moist but not too wet. The surface of the substrate can be lightly touched with your fingers, and if it feels dry, it should be watered promptly.
Fertilization: After the shoots begin to grow, some thin liquid fertilizer can be applied appropriately to provide the necessary nutrients. However, it is necessary to avoid over-fertilization, which can cause root burning.
Transplanting: When the cuttings of the multicolored soda grow new leaves and the root system is more developed, it can be transplanted. Choose a suitable pot and soil and transplant the multicolored su into a new environment to give it more room to grow.
V. Conclusion. 
Through the above steps, you have successfully mastered the cuttings propagation method of colorful soybean. As long as you wait patiently and take care of it carefully, I believe that in the near future, you will be able to enjoy the colorful colorful Su at home. In the process, you can not only feel the joy of gardening, but also add a natural beauty to the home environment.