1. water. Wait until the pot soil is dry before pouring it thoroughly. There can be no water in the roots, which may easily lead to rotten roots and yellow leaves.
Watering elm bonsai should wait until the soil in the basin is dry, so as to ensure that the roots absorb water. When watering, thoroughly water the soil in the flowerpot, otherwise the roots will be short of water and the leaves will turn yellow.
Too much watering can easily lead to water accumulation, which can easily lead to rotten roots and yellow leaves.
2.light. Elm bonsai should be cultivated in a well-lit place, and it should not be kept away from light for a long time, otherwise it will easily lead to yellowing of leaves.
In order to cultivate elm bonsai, it is necessary to give enough light to ensure the photosynthesis of plants, so that elm can grow rapidly. If you don't see the light for a long time, the leaves of elm trees will turn yellow.
3. Fertilize. Mainly apply nitrogen fertilizer, or apply nitrogen, phosphorus and potassium compound fertilizer once a month during the growing period.
Elm bonsai is mainly leaf viewing. When applying fertilizer, nitrogen fertilizer or phosphorus and potassium fertilizer can be mainly applied. It can be applied once a month in spring and summer, and it grows slowly in autumn and winter, which can reduce fertilization.
Trim. Prune diseased branches, weak branches and useless branches every autumn to ensure good ornamental effect.
It is very important to cultivate Yushu bonsai and trim branches and leaves. In autumn, you can choose to cut off dead branches, overgrown branches and weak branches, and cut off good ornamental effects.