루핀 (Lupin) is a flowering plant belonging to the Fabaceae family. Known for its tall spikes of colorful flowers, it can be found in shades of purple, pink, yellow, and white. These plants are native to various regions, including North America and Europe, and thrive in well-drained soil and sunny conditions. Lupins are not only admired for their beauty but also play a role in improving soil health. They are nitrogen-fixing plants, which means they can convert atmospheric nitrogen into a form that is usable by other plants. This makes them beneficial for gardens and agricultural practices.