Should I Cut Back My Penstemon?
Penstemons Really Don't Require Pruning for the Sake of Their Health. However, They May Grow Unattractively Leggy and Become Woody If You Don't Prune Them...
Penstemons really don't require pruning for the sake of their health. However, they may grow unattractively leggy and become woody if you don't prune them annually. Feed your penstemons a good, all-purpose fertilizer in early spring. This will prepare them for their performance during the growing season.
When should penstemon be cut back?
Penstemons are short-lived perennials that can suffer in winter. To avoid losses, don't cut back plants until spring. Take summer cuttings to prevent winter losses.
How do you trim a penstemon?
- Remove spent blooms in the spring with a pair of garden clippers. Clip each stem back to a leaf node or side stem. ...
- Prune penstemon vigorously in winter. ...
- Cut back damaged or dead stems or foliage any time during the year to keep the plant tidy.
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