Green played different styles including hard bop, soul jazz , bebopand blues. During the bebop era, he a reintroduction of the guitar as a solo instrument in jazz. Of Green is that he was a great admirer of Charlie Christian and Charlie Parker was.
After having made his debut in 1959, as a guitarist in the quintet by Jimmy Forrest, Lou Donaldson Grant came at the invitation of to New York in 1960. Its base in the R & B, combined with his skills in the bebop and its simplicity prefers technical expertise, that expression makes Grant to a versatile guitarist: bebop, R & B, blues, standard works, ballads, Boogie Woogie, jazz funk, acid jazz, were among his executed styles.
Especially in the first 5 years after his arrival in New York, Grant was a busy man. He played with Lou Donaldson, Stanley Turrentine, Baby Face Willette, Big John Patton,Brother Jack McDuff, Larry Young, Hank Mobley, Lee Morgan and Herbie Hancock. As a result, he quickly became a celebrity among the jazz guitarists, so much thatGeorge Benson once said:
"Everyone wanted to sound like Grant!"
After 1967 was Grant hardly active as a musician because of his drug addiction. As a result of his addiction he had to do with a fragile health. He began to play and record again in 1969, in which he also hit a new road. His works from 1969 are more commercially oriented, take its course to more funk-jazz and acid-jazz-oriented music he made with men as Idris Muhammed, Reuben Wilson, Rusty Bryant, Charles Kynard, Neal Creque, Houston Person and Ronnie Foster.
Critics Michael Erlewine and Ron Wynn described him as :
A severely underrated player during his lifetime, Grant Green is one of the great unsung heroes of jazz guitar ... Green's playing is immediately recognizable--perhaps more than any other guitarist.