Luckily, there's a North American native shrub that not only makes a great privacy hedge but also helps to attract pollinators -- common ninebark (Physocarpus opulifoliu). Not only can ninebark ...
Pruning woody plants: Red- and yellow-twig dogwood and shrub willows are prone to canker diseases that infect the branches, causing discolored sunken areas in the bark while ninebark and lilac shrubs ...