Chem 4 OG has an earthy citrus aroma with touches of woody pine and a taste of hickory wood and citrus that intensifies as you exhale. Users describe the high from smoking Chem 4 OG as an immediate onset of an uplifted, euphoric head high that leaves you energized and light headed. Due to its energizing effects, Chem 4 OG is ideal for day use or for a wake-and-bake strain and should not be smoked at night