Botanical teas or infusions are made of roots, leaves, berries, fruit, seeds, spices and flowers. With few exceptions, these infusions are naturally caffeine free. Delicious on their own, these ingredients can also be added to the "real tea" (Camillia Sinensis) to add variety and flavor. Rooibos is also an botanical.
Botanical teas (also called tisanes or herbals) can be enjoyed any time of day and can be enjoyed by those who must abstain from caffeine.