C4’s pre-pack flower is grown in the highest standards, through our Clean Green® cultivation practices. Testing, on average, 5%-6% higher in THC than the national average for commercially grown strains, C4’s flower is known for its potency and complex terpene profiles. Strain Info: Avid sativa enthusiasts say they use less and get more with C4's Tropical Chem. With an effervescent flavor, this THC packed strain delivers a pleasurable experience. A great sativa strain for the everyday cannabis user.