While Lemon Jack has yet to earn the reputation of its father Jack Herer this sativa deserves some respect A potent strain featuring a distinct chemicallike lemon smell Lemon Jack has strong psychoactive effects Focused and energizing this strains effects draw from both its Jack Herer and Lemon Kush heritage Like a strong cup of coffee Lemon Jack is a daytime strain Patients who suffer from headaches and fatigue tend to find relief with this strain though it may not be the best choice for those who suffer from anxiety