If the soil is too dry, after the stems and lower parts of leaves are consumed, there is little water left, which can not meet the water demand of leaves. If there is not enough water supply at the leaves, there will be air drying or sun drying, and the result is that the leaves are dry.
If the soil is too hard, the roots of rhododendron can't get a good breath. If the root is not breathing well, its ability to transport nutrients and water will be inhibited, so that the tip of the leaf can not get enough nutrients and water supply, and finally the tip of the leaf will dry up and die.
Expand information bonsai and pay attention to modeling. After azaleas bloom, it is the best time for modeling. If the thinner branches are not satisfied with their shapes, they can be tied slightly to show their graceful posture, because the branches of azaleas are hard and brittle. For these thinner branches, we should also be careful to avoid the phenomenon of broken branches and falling branches.
In view of the difficulty in winding rhododendron, pruning should be the main method, and the trunk should be combined with the lateral branches. On the basis of showing the elegance of the trunk, show the beauty of the details as much as possible. If you want to create the aesthetic feeling of gradual branches, you can also cut them short above the bud point, so that the thickness of the buds will gradually change after they are forced out, and there is no taste.