This document discusses ginseng, a plant with the scientific name Panax quinquefolius. It has a stiff stem that grows 300 to 350 centimeters tall, with small red fruits and green leaves. Ginseng grows best in partially shaded loamy soil in climates around 50 degrees Fahrenheit that receive 40 to 50 inches of rainfall annually. It is used in medicine to support the immune system, energy production, stress resistance, and normal blood sugar levels.