The present invention relates to a protective frame for orchid cultivation, which is used in association with a pot holder to form an orchid cultivation device. The pot holder has a plurality of accommodation chambers for placing pots of orchid. The protective frame having a rectangular frame shape formed by a plurality of longitudinal plates and a plurality of lateral plates includes a plurality of up and down penetrating accommodation spaces therein. During usage, the protective frame is placed on the pot holder, and the accommodation spaces of the protective frame are respectively up and down corresponded to the accommodation chambers of the pot holder. Each pot of orchid is placed inside the pot holder. The leaves of orchid are received within each accommodation space and supported by the protective frame to prevent the leaf damage and break. With the present invention, the amount of cultivated orchid on the pot holder can be increased.本發明係關於一種栽培蘭花之防護架,其係配合一盆架使用,形成一蘭花栽培裝置。該盆架上具有多個容室,以供置放蘭花;該防護架係由多數縱板及多數橫板所形成的矩形框形,其內部具有多個上下貫穿之容納空間。使用時,將該防護架置放於該盆架上,防護架之容納空間分別與盆架之容室上下對應。每一盆蘭花之花盆係置放於盆架內,蘭花之葉片並收容於各容納空間中,受到防護架所支撐,可防止葉片受損折斷。使用本發明,亦可增加盆架上栽培蘭花的數量。(20)...蘭花栽培置(30)...盆架(32)...頂板部(34)...通孔(40)...防護架(42)...縱板(43)...插槽(44)...通氣部(45)...橫板(46)...插槽(47)...凹口(48)...容納空間