under the rose

bloom is off the rose

The person, object, or situation identified in the context has lost its novelty, freshness, appeal, or acceptability.

rose garden

A highly desirable situation.

smell like a rose

To be regarded as appealing, virtuous, or respectable; to be untainted or unharmed.

stem the rose

To have anal sex; to insert one's penis (stem) into another's anus (rose).