All About Common Ninebark:
Scientific Nomenclature: Physocarpus opulifolius
Common Name: ninebark, common ninebark
Mature Height: 5–10 feet
Mature Spread: 6–8 feet
Growth Rate: Moderate
Attracts Wildlife: Birds, pollinators and small mammals
Messiness: Ninebark flowers drop in the summer after bloom. It drops fruit pods in autumn. Bark peels off the plant in thin strips throughout the year.
Native to Kentucky: Yes
Preferred Soils: Ninebark prefers well-drained clay, loam and/or sandy soils but is tolerant of occasional flooding/wetness.
Screening: Can be planted as a screening/privacy barrier, when mass planted. Also useful for erosion control along stream banks.
Drought Tolerance: Moderately resistant to drought.
Coniferous or Deciduous: Deciduous
Pruning: Ninebark can be pruned just after blooming to maintain form, if needed. It can be cut entirely to the ground in winter to rejuvenate the plant.