1、 Breeding environment

1. Soil: fertile soil should be used for breeding Larch bonsai, and the soil with good drainage is better. If too sticky soil is used, it will affect its normal growth

2. Moisture: it likes to grow in a humid environment and has high requirements for moisture. At ordinary times, we should ensure sufficient water. If there is ponding for a long time, it will lead to poor growth

3. Temperature: Larch bonsai is cold resistant, and it can withstand a low temperature of - 50 ℃. It can also be cultured outdoors in winter without fear of frostbite

2、 Breeding method

Sowing and reproduction: the seeds should be stored and sown around March in spring. The soil should be disinfected first, and sowing should be carried out directly after planting. After sowing, cover with a layer of soil and then a layer of grass. Just shade it properly

3、 Common diseases and insect pests

1. Brown rust: it will harm the leaves after the onset. If the control measures are not taken in time, it may lead to the death of trees. After the disease is found, it should be sprayed with chlorothalonil in time, and the diseased leaves should be cleaned to reduce the probability of secondary infection. In addition, it should be properly ventilated

2. Pine bark curly moth: after the discovery of pests, it should be sprayed with drugs at the first time, and the soil should be disinfected