Make no mistake, this strain, also known as Cush (with a ‘C’) or Green Cush, is pure cannabis. Green Crack is known for stimulating sharp focus and potent energy with a stimulating mental buzz lasting throughout the day. The aroma is of a tangy fruit flavor, reminiscent of mango. Patients seeking a daytime medication treating fatigue, depression and stress, love this strain. Green Crack has divided into two genetic lineages. The most popular is its sativa line which comes from Skunk #1. The 75% indica lineage, indicated by a tighter bud structure, is found to have come from an Afghani strain. allbud.com