How to grow Siberian iris 'Dirigo Black Velvet'
Keep in mind when planting that Dirigo Black Velvet is thought of as very hardy, so this plant will tend to survive through freezing conditions.
Growing Dirigo Black Velvet from seed
Transplanting Dirigo Black Velvet
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Dirigo Black Velvet is a very hardy plant.
Harvesting Dirigo Black Velvet