Pls..Pls.. Help...!!! I dont hv inf time?

im 24 years old. im still virgin i don't hv any ual exp. & im going to marry in couple of weeks but im nervous bcoz i hv short term & premature ejaculation prblm may be bcoz of masturbation habit. So pls give me some useful suggestions to rid of this prblm. if possbl give natural saggestions.