What is this bush--has white flowers in the early summer--currently abt. 8' tall, but I cut it back to 4' every year. Central Ontario Canada : r/whatsthisplant
Physocarpus / Ninebark — Handy Andy's Nursery
Ninebark First Editions® Amber Jubilee (Physocarpus) | Milaegers
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Online Orchards 1 Gal. Diabolo Ninebark Shrub SBNB002 - The Home Depot
Hayefield
great shrub: physocarpus opulifolius - A Way To Garden
50 PACIFIC NINEBARK Physocarpus Capitatus Western Ninebark Native Whit – Seedville USA
Diabolo Ninebark (Physocarpus opulifolius) | Plants To Grow Plants Database by Paul S. Drobot