The invention discloses a red light lamp bead and green light lamp bead mixed LED lamp. The red light lamp bead and green light lamp bead mixed LED lamp comprises a lamp holder, a lamp cup arranged onthe lamp holder, a drive power source arranged on the lamp cup, a heat conduction substrate connected with the lamp cup, an aluminum substrate connected with the heat conduction substrate, multiple red light LED paster lamp beads, multiple green light LED paster lamp beads, and a lampshade. The red light LED paster lamp beads and the green light LED paster lamp beads are arranged on the aluminumsubstrate; the lampshade is connected with the lamp cup. The red light LED paster lamp beads and the green light LED paster lamp beads are staggered in sequence, the drive power source is electricallyconnected with the red light LED paster lamp beads and the green light LED paster lamp beads, and the lamp has the beneficial effects of being high in light efficiency and high in color rendering index.