Lupinus polyphyllus My Castle is a striking perennial, perfect for adding vibrant color to your garden with its tall, dense flower spikes. Thriving best in well-drained, nutrient-rich soil, this variety reaches an impressive size, making it ideal for creating natural borders or focal points. Its upright position type ensures strong, vertical growth that enhances any planting scheme. At Riverside Plant Nursery, we carefully select and nurture each plant to bring nature’s beauty to your doorstep with quality and expertise. Transform your outdoor space effortlessly with this resilient and eye-catching lupin.