Many rose growers like to dig well-rotted manure into their rose beds.
The volatile organic aromatic compounds of pleasant smell evaporates from rose and diffuses through air out. That is why a person passing nearby a rose garden will feel the pleasant smell of rose.
"Smell like a rose" isn't an idiom because it means just what it looks like it means. You are comparing someone's smell to that of a rose. Comparisons with AS or LIKE are Similes.
they smell like roses and taste like roses
A rose
garden or a rose garden
Preference, I personally dislike the smell of roses - Where as I quite like the smell of sunflowers.
i like the smell of prim rose
because they are the flowers that smell the nicest
An unspecified rose garden.
An unspecified rose garden.
In general, the rose smell is very rich and warm.The fragrance varies depending on the kind of rose. Ex: The English Rose and The Alexander Mackenzie Rose smell completely different. Some are potent, some are ephemeral. Even on the same plant, the fragrance can vary from one flower to another in strength and tone.Unfortunately, many roses are bred to have no smell at all.
garden