Iris 'Black Hills'

Iris

How to grow Iris 'Black Hills'

  • Full Sun

  • Medium

Try to plant in a location that enjoys full sun and remember to water moderately. Keep in mind when planting that Black Hills is thought of as very hardy, so this plant will tend to survive through freezing conditions. Black Hills tends to grow best in a soil ph of between 6.1 and 7.8 meaning it does best in weakly acidic soil - weakly alkaline soil.

Growing Black Hills 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 Black Hills

Ensure that temperatures are mild and all chance of frost has passed before planting out, as Black Hills is a very hardy plant.

Harvesting Black Hills