bloom is off the rose
blush is off the rose → πέρασε η μπογιά του, πασέ, σε παρακμή
(idiomatic) The person, object, or situation identified in the context has lost its novelty, freshness, appeal, or acceptability.
(idiomatic, business, economics) Business is not going well for a particular identified firm or industry, or the overall economy has taken a downturn.
bloom is off the rose - Wiktionary, the free dictionary