How to grow Iris 'Harbor Blue'
Try to plant in a location that enjoys full sun and remember to water moderately. Harbor Blue is generally regarded as a very hardy plant, so this plant will tend to survive through freezing conditions. Harbor Blue needs a soil ph of 6.1 to 7.8 (weakly acidic soil - weakly alkaline soil).
Growing Harbor Blue from seed
Try to aim for a seed spacing of at least 1.19 inches (3.05 cm) and sow at a depth of around 0.99 inches (2.55 cm).
Transplanting Harbor Blue
Harbor Blue is very hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.
Harvesting Harbor Blue