A light emit diode for plant growth include a heat dissipation substrate, and an LED chip fixed on the surface of the heat dissipation substrate, the LED chip comprises a first blue light chip and a second blue light chip arranged on the same surface of the heat dissipation substrate in parallel, and the first blue light chip is provided with a first fluorescent powder adhesive layer away from thesurface of the heat dissipation substrate, the second blue light chip is provided with a second fluorescent powder adhesive layer away from the surface of the heat dissipation substrate, wherein theemission peak value of the first blue light chip is located at 400 DEG C and the emission peak value of the second blue light chip is located in a range from 400 -420 nm, the emission peak of the second blue light chip is located in a range from 440 nm-470nm; the first fluorescent powder adhesive layer is a fluorescent powder adhesive layer formed of a first red fluorescent powder and a silica gel, and the red fluorescent powder in the first fluorescent powder adhesive layer is a mixed fluorescent powder of oxyfluoride red powder and nitride red powder, and the oxyfluoride red powder is Mg4GeO5.5F: Mn.