Iris 'Thundering Hills'

Try to plant in a location that enjoys full sun and remember to water moderately. Keep in mind when planting that Thundering Hills is thought of as very hardy, so this plant will tend to survive through freezing conditions. Ensure your soil has a ph of between 6.1 and 7.8 as Thundering Hills is a weakly acidic soil - weakly alkaline soil loving plant.

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).

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