Flooding timing and quantitative control culture device

The utility model discloses a flooding timing and quantitative control culture device which is used for conveniently performing timing flooding culture on aquatic plants. Wherein the incubator and thewater collecting tank are arranged up and down, a sandy soil groove is formed in the bottom of the incubator, sandy soil is placed in the sandy soil groove, and a clamping unit for clamping aquatic plants is arranged in an inner cavity of the incubator; the flooding unit comprises a first water pump fixed on the outer wall of the water collecting tank; the first guide pipe is arranged between thefirst water pump and the water collecting tank; the second guide pipe is arranged between the first water pump and the transition box; the second water pump is arranged at the top of the transition box; the third guide pipe is arranged between the second water pump and the transition box; the fourth guide pipe is arranged between the second water pump and the incubator; a flow meter is arranged on the fourth guide pipe, a