Culinary sage refers to a small group of the genus Salvia. These are evergreen perennial sub-shrubs with woolly grayish leaves that add an earthy freshness to foods. Spikes of purple/blue flowers appear in mid-summer.
Thyme is one of the best known and most widely-used culinary herbs. There are several popular varieties available in nurseries that are not only are delicious to use food preparation, but also are attractive additions in the garden.