The couple had two sons , Sage Moonblood ( May 5 , 1976 -- July 13 , 2012 ) , who died of heart disease at age 36 , in July 2012 , and Seargeoh ( b. 1979 ) .
The couple had two sons , Sage Moonblood ( May 5 , 1976 - July 13 , 2012 ) and Seargeoh ( b. 1979 ) .