Pest identification
What's eating my pineleaf penstemon?
Aphids
Signs: Small soft colonies on flower buds and stem tips in spring; honeydew deposits.
Control: Remove with a sharp water blast; apply insecticidal soap if populations persist.
Deer
Signs: Hummingbird-attracting tubular flowers and new shoot growth browsed in garden settings.
Control: Apply deer-repellent spray around plants; site in more trafficked garden areas to deter browsing.
Keep pineleaf penstemon pest-free
Healthy plants resist pests best. Get the basics right:
Pineleaf Penstemon pests — FAQ
What is eating my pineleaf penstemon?
Pineleaf Penstemon (Penstemon pinifolius) is a tough, drought-adapted southwestern native with needle-like leaves that make it unappealing to most pests. Aphids occasionally colonize flower buds, and deer may browse the tubular blooms. Excessive moisture causes root rot far more reliably than insects do — sharp drainage is the primary care priority.
How do I get rid of aphids on pineleaf penstemon?
Small soft colonies on flower buds and stem tips in spring; honeydew deposits. Remove with a sharp water blast; apply insecticidal soap if populations persist.
How do I get rid of deer on pineleaf penstemon?
Hummingbird-attracting tubular flowers and new shoot growth browsed in garden settings. Apply deer-repellent spray around plants; site in more trafficked garden areas to deter browsing.