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).

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).

Harbor Blue is very hardy, so ensure you wait until all danger of frost has passed in your area before considering planting outside.