I'm always green, no matter the season. What kind of plant am I?

What always leaves traces of the family's party and mess, without ever speaking? Solve the riddle → Which fish is famous for its low notes? Solve the riddle → What do many buy with great ambitions, but only works if you do the job yourself? Solve the riddle → A paper band around a 'wrist' that carries your destination and sometimes your longing. Solve the riddle → In your temporary home, where small things hide enormous price tags. Solve the riddle →