1, not to say that yellow flowers are poisonous when they bloom. But the stamens of fresh yellow flowers are poisonous and contain colchicine. Therefore, attention should be paid to removing the core when eating fresh yellow flowers, and it is best not to eat them in large quantities.

2. When yellow flowers are made into dried products, this kind of thing will be decomposed in the process, so dried yellow flowers can be safely eaten.

3. Colchicine should be produced by itself during the growth of yellow flowers.