Penstemons might be relatively short-lived (three to four years), but they propagate easily and attract butterflies and bees.
There’s great variety among penstemon species—some are only inches tall, while others stretch feet into the air. Their tubular flowers may be ​​white, yellow, blue, purple, or red. These can be fairly hardy plants, as they appreciate well-drained soil while also being able to withstand dry conditions. Penstemons might be relatively short-lived (three to four years), but they propagate easily and attract butterflies and bees.