1. Temperature: the requirement of elderberry is not very high. Generally, it is OK to keep it at 15-30 ℃. In addition, its cold resistance is also good, unless it is very cold areas, generally speaking, do not need to cold.
2. Light: elderberry is a kind of light loving variety. It can tolerate half shade a little, but it can't be completely dark. Therefore, in order to ensure its normal growth in growth, we need to keep it in a sunny environment, in addition to direct light to be avoided, other times as much as possible to receive light.
3. Watering: Generally speaking, elderberry prefers to be wet, but it is also afraid of waterlogging. Therefore, there should be enough water in the growing season and flowering season to keep the substrate in a semi wet state and replenish it in time after drying. Moreover, in winter, we can't do without watering at all, but the quantity must not be too much
4. Fertilization: there is not much demand for fertilizer from elderberry. As long as there are more nutrients in the soil, it is not necessary to apply fertilizer at ordinary times, but once a month or twice a month.
1. Propagation: it can be propagated by cutting. Select the branch with a length of 20-25cm and good growth condition, and pay attention to at least three nodes above. Trim its leaves and bottom. When planting, the row spacing can be about 26 cm, and the depth is between 16 and 20 cm. After planting, we need to pay attention to shade and other work.
2. Pruning: pruning of its branches and leaves is very important. Once dry and yellow branches and leaves are found, they need to be pruned in time. Besides pruning, we also need to pay attention to weeding. When the seedlings grow to 13 to 17 cm, they need to be weeded once, and then they have to be weeded twice a year.
1. Disease: watering too much water leads to water accumulation, which will cause the disease called "root rot", that is to say, root rot. it's better to take off the basin and cut off the rotten root system. In addition, carbendazim or chlorothalonil should be used for prevention and treatment.
2. Insect pest: usually, there are not too many pests, and all kinds of insecticides can be used to control them.
1. Toxicity: the whole plant is poisonous.
2. Whether it can be raised at home: generally not, because its main value is not ornamental value, and it is also toxic.
