When breeding all over the sky, it may wither due to maintenance problems. For example, if you don't water it for a long time, it will wither if there is no water in the soil. You should supplement it with some water as soon as possible. Also let it accept too strong light, or the maintenance environment is too dark, this kind of bad performance will occur, can let it accept soft light.
Usually, you can put the flowers in a vase and add some water, but after a few days, they will gradually wither. If you want to keep it alive for a long time, you can add some salt or vitamin C to the vase, but it will wither eventually
In general, the dried flowers will not wither after they are made. If the dried flowers are well preserved, they should be kept for at least 2-3 years. Only for a long time, its ornamental will be reduced, it may not look very good, but it will not become a withered state.