(as) fresh as a daisy

What is the origin of the idiom "fresh as a daisy" and when to use it?

The phrase "fresh as a daisy" originated in the 18th century and refers to someone who looks and feels refreshed, lively, and full of energy, similar to the vibrant and rejuvenated appearance of a daisy. This idiom is now used to compliment a person's appearance or state of well-being, suggesting they are full of vitality and vitality.