The utility model relates to a hand propelled greenhouse seedling culture matrix flame sterilizing machine belongs to greenhouse matrix sterilization techniques field, hand propelled greenhouse seedling culture matrix flame sterilizing machine mainly include gas jar, gas pipe, flame projecting tubular brace frame, flame projecting pipe, motor, walking wheel, spacing round, throw native arbor, throwing soil blade, frame, the utility model discloses a high -speed rotatory throwing soil blade matrix in with seedling cultivation groove is dug fast, heats matrix through high -temperature flaming, enables the matrix temperature and reaches the desired temperature fast, improves disinfection efficiency, carrying on the sterile while matrix, throwing native blade through four groups and can effectively improve the matrix state, loosely filling its with seedling cultivation groove uniformly, be favorable to crop the developing of follow -up work of growing seedlings, the utility model discloses be convenient for remove, convenient operation, the practicality is strong, can be direct carries out disinfection work in the greenhouse seedling culture groove, need not to transfer to other local disinfections with matrix, has reduced intensity of labour and disinfection cost.