Planting Time: Autumn.
Aspect: Full Sun.
Soil: Well drained.
Depth & Spacing: Plant pointy end up with top about 5 cm below surface and 20 cm apart.
Fertiliser: Not essential but a top dressing when vigorous growth is evident will produce better quality blooms.
Watering: Drought hardy once established but watered occasionally.
After flowering: Cut spent heads, and leave undisturbed for years.
Trouble Shooting: Trouble free.