Rosebud is basically what you soak in, and it is basically unchanged in water, so its nutritional value should not be integrated into tea. In addition, if picked too early, the nutrition of roses will not grow fully. Roses belong to semi-flowers, which can be soaked and have a good nutritional value. Rose corolla was a blooming rose at that time. Rose essential oil is rich in content and nutritional value, so it needs to be placed to dry when drying, so the price is also the most expensive. So the bigger the rose, the better!