| Common Name | Heucherella |
|---|---|
| Family | Saxifragaceae |
| Genus | Heucherella |
| species | hybrid |
| Plant Type | Perennial |
| US Patent # | PP16835 |
| EU Grant # | EU20613 |
| Bloom Time | May, June |
| Flower Color | White |
| Foliage Color | Green, Lime, Red, Yellow |
| Dormancy | Winter |
| Exposure | Part Shade, Full Shade |
| Growth Habit | Mounding |
| Growth Rate | Fast |
| Hardiness Zone | 4, 5, 6, 7, 8, 9 |
| How Different? | It forms a smaller mound of color with leaves that are less cut than 'Alabama Sunset'. When comparing 'Sunspot' & 'Stoplight', 'Sunspot' has much better flowers and 'Stoplight' has much better foliage. |
| Landscape Value | Mass planting, contrast, accent or container. |
| Most Active Growing Season | Spring |
| Persistence | Evergreen |
| Size (HT/W/FL HT) | 6" / 14" / 16" |
| Soil (Garden) | Prefers well-drained, humus rich soils. |
| Water (Garden) | Average. They like more moisture than the Heuchera. |
| Special Uses | Award Winners, Deep South, Winter Color |
| Comments | Summer foliage changes to straw-yellow or green-yellow. Do not bury crowns. Won Four Oaks Best New Plant Award in 2006 |
Heucherella ‘Stoplight’
Large, red centered, yellow spring leaves change to lime green with red centers in the summer warm months. Combines with red flowering annuals and perennials for multi-seasonal interest. Creates a focal point anywhere it is planted. Airy white flowers are produced in spring.
USDA Hardiness Zone(s): 4-9
Size (HT/W/FL HT): 6″ / 14″ / 16″
Exposure: Part Shade, Full Shade
Bloom Time(s): May, June
| Water (Greenhouse) | Dry moderatley between waterings. |
| EC | 0.6 – 0.9 |
| pH | 5.5 – 6.5 |
| Fertility Needs | 100 – 150 ppm |
| Notes | Be careful not to bury the crowns when planting. |
| Finish Time to 4″ | 4 – 6 weeks |
| Finish Time to Gallon | 8 – 10 weeks |
| Day Length for Flowering | Day Neutral |
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Related Articles Featuring: Heucherella ‘Stoplight’
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- June, 2020 – Garden Gate – click here
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- March/April, 2014 – Horticulture – click here
- February, 2012 – Sunset – click here
- April, 2009 – Digger – click here
- March/April, 2008 – Washington Gardener – click here
- March 29, 2008 – Garden Designs (Online) – click here
- October, 2006 – NMPro – click here
- April 28th, 2006 – USA Today – click here
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