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

The idiom "fresh as a daisy" originated in the 19th century and is used to describe something that has been kept in a very clean and tidy state. The phrase draws upon the image of a daisy, a flower known for its delicate beauty and freshness, to convey the idea of cleanliness and pristine condition. It is often used to describe a person, object, or place that appears immaculate, well-groomed, or well-maintained.