5+ cm bubls perennial, comes back year after year! Iris reticulate ‘Harmony’ Use: Beds, rock gardens, in patio planters, and woodland gardens. Exposure/Soil: Full– part sun (but must be 5-6 hours of sun) . Moist, well-drained soil, but not soggy. Tolerates summer drought, but should be kept moist during growing season. Growth: Grows 5-6” tall. Hardiness: Perennial Foliage: Deciduous. Flower: One of the first of the spring blooming bulbs in early March. Deep blue flowers with yellow,white rimmed blotch Planting density: 1 inch apart, 40-80 per sq. ft. Planting depth: 5 inches to base of the bulb. Best planted in a mass for dramatic effect.