This is Doryanthes excelsa, also known as Giant Lily, Flame Lily, Spear Lily, Illawarra lily, and Gymea Lily. Growing up to 6 feet tall this plant attracts birds, bees and butterflies. Doryanthes excelsa likes to live in sun to partial shade. From early Spring to the middle of Summer, this plant has red blossoms. USDA Hardiness Zones 9 to 11.