A production method of a
germplasm resource of ornamental flowering Chinese cabbages is characterized by comprising steps as follows: a conventional variety of common cabbages, that is, Suzhongqing Q8, used as a female parent and Guangdong cabbage
selfing line G1 used as a male parent are hybridized to form first
hybrid generation seeds F1; first
hybrid generation seeds F1 have
selfing to form F2; single plants with shortest petioles are selected from F2 to have
selfing to form F3; single plants with compact
plant types, short petioles and small leaves are selected from F3 to have selfing to form F4; single plants with compact
plant types, short petioles, small leaves and glossy dark green cabbage color are selected to have selfing to form F5; single plants with compact
plant types, short petioles, small leaves, glossy dark green cabbage color and short joints are selected to have selfing to form F6; single plants with compact plant types, short petioles, small leaves, glossy dark green cabbage color, short joints and upright leaves are selected to have selfing to form F7; single plants with
lotus-throne-shaped leaf clusters, unobvious base jointing during cabbage drawing, short stems, long flowering period and large flower amount are selected to has selfing to form F8. The ornamental period of the
germplasm leaves and flowers of the ornamental flowering Chinese cabbages is 40-60 days, leaves and flowers can be enjoyed during the New Year's Day and the Spring Festival, the flower amount is large, and the ornamental effect is good.