Full spectrum CBD oil for sale that has been certified organic by the USDA must be verified by a third party to be grown without any synthetic fertilizers, pesticides, or other non-organic materials. Additionally, an organic crop rotation is required to replenish vital nutrients back into the soil naturally, instead of using synthetic fertilizers. This ensures that every cannabis plant will be free of any contaminants, and that the farmland used to harvest it will be sustainable for future generations. Simply put, organic cannabis is better both for your body and our planet. When making a CBD oil purchase, be sure to keep this in mind.