Ninebark
Physocarpus opulifolius
- Flowering period
- May–June
- Nectar
- mittel
- Pollen
- mittel
Ninebark flowers in May and June with hemispherical white umbels from which many stamens protrude. It comes from North America, its bark peels off in strips, and varieties with red foliage grow in many plantings. The open flowers are easily accessible and are used by honeybees and wild bees alike.