The application discloses a kind of creation method of pink
asparagus, it is related to the technical field of
asparagus planting, comprising the following steps: step one, variety selection: selecting stable
anthocyanin synthesis, strong
heat resistance purple
asparagus variety;Step two, cultivation management;Step three, film management: set up conventional
greenhouse, rectangular small arched shed, cover black and white bicolour
mulch with 0, thickness 8-12 silk light
transmittance, initial state black film surface up, white film surface down, film edge compaction,
drip irrigation belt is placed between
ditch;Step four, light temperature regulation: when the day and night temperature in
greenhouse is continuously 15℃-28℃, black and white bicolour
mulch is turned to white film up, black film down;Step five, harvesting management;Step six, mother stem remains to keep.The application, by decoupling light and
temperature control of external
greenhouse and internal small arched shed, in combination with film surface turning and micropore design, to realize the regulation of asparagus light and temperature in small arched shed, keep the pink expression of internal purple asparagus.