Krishna tulsi, also known as purple basil, is a variety of basil that is native to India. It is considered to be a sacred plant in Hinduism and is often grown in temples and homes. Krishna tulsi is known for its purple leaves and its slightly sweet, less bitter taste compared to other varieties of basil. It is commonly used in traditional Ayurvedic medicine for its many health benefits, including its ability to help reduce stress, boost the immune system, and improve digestion. It is also used in teas and other herbal remedies. In addition to its medicinal properties, krishna tulsi is also used as a culinary herb in Indian cooking, and it is particularly well-suited for use in chai tea.