Native to the West Coast from Canada to Mexico, penstemon (Penstemon spp.) is a huge genus of plants, most of which bloom colourful bell shaped flowers in the spring. You need to care for the penstemon variety in accordance with its particular requirements, but most could be pruned in a manner that is similar. Pruning assists a penstemon sustain a manageable dimensions and keep neat and tidy. It can inspire another set of blossoms later in the period.
Remove spent blooms using a pair of garden clippers in the spring. Clip each stem back to facet stem or a leaf node. This encourages penstemon to put another set of blooms forth in the period, typically summer or early fall.
Prune penstemon in cold temperatures. Clip stems back leaving the foliage that grows close to the bottom.
Cut back dead or broken stems or foliage any time throughout the year. Clip straight back into a area that is healthy, ideally just above facet or a leaf node stem.