Physocarpus

Physocarpus, commonly known as ninebark, is a deciduous shrub valued as much for its foliage as for its flowers. Varieties of Physocarpus opulifolius range from fresh green to bronze, burgundy, purple and amber-toned leaves, giving the shrub a clear presence from spring onwards. In early summer, rounded clusters of small white or pink-flushed flowers sit against the foliage, followed later by decorative seed pods on some varieties.

The range in size is surprisingly broad. Larger ninebark shrubs can form substantial, arching plants for mixed borders and informal screening, while compact cultivars stay much lower and fit easily into smaller gardens. Most grow well in sun or partial shade in fertile, moist but well-drained soil, although the strongest foliage colours are usually achieved in brighter positions. Several cultivars are also highly adaptable to different soil types, which makes Physocarpus a dependable choice across much of the UK.

As the shrub matures, another feature gradually becomes more apparent: the bark peels away in thin layers, giving older stems the characteristic texture behind the name ninebark. That means the plant still has something to offer after the leaves fall. Pruning is usually light, but if thinning is needed, remove some older stems after flowering to encourage fresh growth from lower down. Over time, Physocarpus becomes a shrub of changing foliage, summer flower and winter structure rather than a plant with only one brief season of interest.