This recipe is for strawberry mint herbal jello with stinging nettle, but can be adapted to most herbal ingredients.
Image of the Parker Earle variety of strawberries (scientific name: Fragaria), with this specimen originating in Washington, D.C., United States. Source: U.S. Department of Agriculture Pomological Watercolor Collection. Rare and Special Collections, National Agricultural Library, Beltsville, MD 20705. Passmore, Deborah Griscom, 1840-1911. Image sourced from Wikimedia Commons. Available here.