Lupine flowers are beautiful flowering plants known for their tall, colorful flower spikes and attractive foliage. They bloom in shades of blue, purple, pink, white, yellow, and red, adding vibrant color to gardens from late spring to early summer. Lupines are loved by bees, butterflies, and hummingbirds, making them an excellent choice for pollinator-friendly landscapes. These hardy plants grow best in full sun and well-drained soil and require minimal maintenance once established. Besides their ornamental beauty, lupines help improve soil health by fixing nitrogen, making them beneficial for surrounding plants.