osition: Full sun or partial shade.
Soil: Well drained, fertile soil.
Flowering Period: June - July.
Flower Colour: White
Rate of Growth: Vigorous.
Habit: Medium sized, densely branching, rounded shrub.
Height: up to 3 m (10 ft)
Spread: 5 m (16 ft)
Notes: A specimen of Physocarpus opulifolius 'Diablo', planted in the woodland garden surrounding our nursery had reached a height of 2.5 m and a spread of 4 m after 12 years.