AAAA Ghost Train Haze Smalls By Green Valley - 27% THC Heavy smoking of GTH can lead to an almost psychedelic feel that may induce paranoia. The patients who tend to opt for Ghost Train Haze are those who suffer from depression or those who are looking for an overall great time. If taken in small doses, GTH can easily send you into laughing fits and stimulate your creative mind. The aroma of this strain is a sweet blend of sour, citrus & pine that is very pungent.