| Description | Rocky Candy Penstemon (Penstemon) is a compact plant with spikes of brightly colored flowers. It comes in pink, red, violet, or purple. |
|---|---|
| Pronunciation | (PEN-stem-on) |
| Plant Type | Perennials Hardy, Site author's observations |
| Hardiness Zone | (5)6-9 |
| Sunlight | full, mostly sunny |
| Moisture | average, drought-tolerant once established, additional water increases the flower production |
| Soil & Site | well drained |
| Flowers | The trumpet-shaped flowers are borne on spikes. The colors are pink, purple, red, blue, etc. |
| Leaves | glossy, narrow, green |
| Dimensions | 12-15 by 10-12 inches (HS) |
| Maintenance | They may need staking and cutting back after flowering to produce a fuller plant. Deadheading is important for additional blooms. |
| Propagation | This plant is patented, and propagation via cuttings is prohibited. |
| Cultivar Origin | Breeders Dr. Mike Dobres and Dr. Michelle Shyber developed the Penstemon Rock Candy® series at Star Roses and Plants. Darwin Perennials manages the series' commercial introduction, distribution, and expansion. |
| Author's Notes | I planted 3 in my garden in the late summer of 2015. They survived the winter of 2016 and 2017 but didn't make it the next year. For my one try at growing these plants, I would call them a short-lived perennial. |
| Notes & Reference | High Country Gardens website (www.highcountrygardens.com), #274-Site Authors' observations and growing experiences |
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