What is Black Tea? What is Red Tea? What is CTC? In this introduction to black tea, we discuss the basic differences between CTC and whole leaf tea. Black tea is the most consumed tea in Australia. It is grown in many countries throughout the world including Australia. The main tea growing regions are China, India, Sri Lanka, Africa, and Indonesia.  You can follow the discussion on What is the difference between Indian; Chinese Black tea? Orthodox vs CTC tea or try your hand at creating tonight’s dinner! Black tea and mushroom risotto