Some perennial plants are classified as short-lived, and penstemons are notorious for this trait. A species penstemon in optimal conditions may prevail for a few years, but to remain longer it ...

In smaller landscapes and desert gardens, order your penstemons in early winter in 1 gallon pots and plant in late October.

In the case of penstemons, with over 200 species to choose from, scientists have now shown that turning their flowers from blue to red involves knocking out the activity of just a single enzyme ...

Penstemons are easy to grow. They’re beautiful. Critters and bugs don’t like them, and they don’t need much water. What more could you ask for? Well, a longer flowering season, but we can’t have ...

For a low-maintenance fall garden, even in low-nutrient and drought-prone areas, consider this splendid flower. Here's what it needs to grow, which isn't much.

Penstemon is known as a pioneer plant because it is one of the first plants to reestablish after fire, erosion or renovation. This is a sure sign of resilience and also its ability to thrive in ...

Garden penstemons are long-lasting shrubby perennials that bloom beginning in June, and again later in the summer. Colors include shades of pink, cherry and purple -- the smoky, dark tones of ...

Nevada’s Palmer’s penstemons, penstemon palmeri, are covering the hillsides along the highways now with pale pink fragrant flowers on stalks that can reach four feet in height by two feet wide. These ...

It takes only a single shell-leaf penstemon plant putting up a spike loaded with buds in late May to remind me that I think the members of the penstemon tribe that fill out meadows and roadsides ...

<b>PROVO •</b> Brigham Young University professor Mikel Stevens will never forget the day when he stumbled across something that was unlike anything he’d ever seen throughout his passion for ...

As you look through plant catalogs for flower garden ideas this spring, please consider species from two of my favorite genera, penstemon and salvia. These plants appeal to me because they have ...