2. How to get the bonsai materials of Bromus: In daily life, you can get the bonsai materials by cutting or layering propagation; Or dig wild old root piles or small trees in the wild mountains, plant them in the ground, and then process them into pots to obtain bonsai materials.
When watering, everyone should follow the principle of seeing dry and seeing wet, neither too much nor too little. If the weather is hot, everyone needs to water more, once in the morning and once in the evening. If you want to make the branches and leaves shorter and the shape more beautiful, you can control the water properly in spring and summer.
4. In the process of fertilization, cake fertilizer and kitchen waste can be put into a jar for sealed fermentation, and the upper layer of fertilizer water can be diluted by 4-5 times with water. In addition, 1% ferrous sulfate can be added to the water and fertilizer during fertilization, and the effect is better. In addition, the work that needs to be done well is as follows: spraying urea with the concentration of 0. 1%/~ 2 times when Bromus inermis germinates; Spraying 1 0. 1% ~ 0.2% potassium dihydrogen phosphate before and after flowering.