Primula 12-Pack Flowering Black Tea, Earl Grey Tea The package includes only black tea with 12 different color flower arrangements Black tea has the most caffeine of any type of tea due to the fermentation process, but only half the amount of a comparable cup of coffee It is believed that there are certain healing benefits for brewing flowers The health benefit guide included in the canister will take you through this journey Each flower will steep 3 times. 12 flowers make over 250 cups of tea.