This is the 407th most frequent Catalan word.
planta
"Planta" in Catalan means "plant" (vegetation) or "floor" (level of a building) in English.
'Planta' here means a level of a building or 'floor'.
La planta del despatx és a la vuitena.
The office floor is on the eighth.
'Planta' in this case refers to a living organism used for decoration or gardening, a 'plant'.
Ha comprat una planta per decorar el saló.
He bought a plant to decorate the living room.
'Planta' in this context is a facility where manufacturing or production takes place, a 'plant'.