There are no commonly sold named cultivars of sweet pea shrub. However, there is a related plant, Polygala fruticosa, which is often mistaken forP. x dalmaisiana… See more

Because this shrub can become rather leggy, pruning in early spring will help it keep a compact and tidy shape. Annual pruning to eliminate sparsely blooming lower stem… See more

Sweet pea shrubs are best propagated from softwood cuttingsat the start of the summer. Here's how to do it: 1. Use sharp pruners to cut a 4- to 6-inch length of stem containing a… See more

Standard sweet pea shrub is a hybrid that does not "come true" if you plant the seeds it produces. However, there is a similar species—P. fruticosa (dwarf sweet pea shrub)—can … See more