Commercially, caffeine is obtained as a by-product from the decaffeinating process of. coffee. Caffeine is known to have a bitter taste and is used by Barqâs as a flavoring to. add a sharp bitter taste to their root beer. The list below shows the amount of caffeine in. a 7 oz. cup.
Perennial, Primula. Primrose is a hardy perennial flower, that includes a wide range of varieties. Primrose is native to Asia, Europe, and North America. In North America, they originally were found from the Midwest to the Northwest areas of the U.S. There are many kinds of Primrose.nce your Primrose plants are established, they will grow well and bloom all summer long with little or no attention. Anticipate the first blooms in the second year. Being very hardy, they will likely survive the first light frosts before going dormant for the winter.
Sage. Sage is a perennial that is cold hardy down to USDA Hardiness Zone 5. There are two types of sage: The herbal variety and the variety native to the western United States. Although similar, the native sages can sometimes have a turpentine flavor and are not good as herbs.Sage requires full sun and good, rich soil.osemary is usually grown as an annual in colder climates. It is perennial in USDA Hardiness Zone 8 and warmer. Some varieties can be cold hardy down to Zone 7. A member of the mint family, this herb grows well both in pots and in the ground.