The invention discloses a plant cultivation apparatus comprising a plurality of partitioning spaces, each partitioning space intervally disposed with an isolation net, two ends of each partitioning space respectively disposed with an opening, a rack body respectively disposed inside each partitioning space to place plantings; a working region disposed at one end of the plurality of partitioning spaces, the working region comprising a plurality of ducted fans, each ducted fan respectively and correspondingly located above each partitioning space to supply and conduct airstream to another end of the partitioning space; and a water curtain component disposed at another end of the plurality of partitioning spaces to receive airstream supplied by the ducted fan and conducting it to the opening of each partitioning space so inject airstream into an inside of each partitioning space.