Lupinus polyphyllus
- Common name(s): Garden Lupin, Large-Leaved Lupin, Big-Leaved Lupin, Washington Lupin
- Blooming time: summer
- Blooming colors: blue, yellow, purple, pink, red, white, multicolored
- Height: 70 to 100 cm
- Origin: North America
- Hardiness zone (USDA): Z3 – up to -34 °C
- Family: Fabaceae