Hawaiian Trainwreck is a super rare sativa dominant hybrid strain (85% sativa/15% indica) created as a phenotype of the infamous Pineapple Express strain. If you love Pineapple Express, you're definitely going to be head over heels for Hawaiian Trainwreck. This baby takes the best of its parent strain and amplifies it, resulting in a super heady high that will have you flying for hours and hours on end.