Table 1 List of the Heuchera cultivars used in this study.
Cultivars | Genus | Height × Spread | Foliage description |
|---|---|---|---|
Blonde | Heuchera | 12 cm × 20 cm | Caramel-colored leaves flushed copper on the upper surface and with lobed edges |
Electra | Heuchera | 25 cm × 30 cm | Large lobed leaves, bright yellow with blood-red veins, chartreuse in summer, tan in winter |
Electric Lime | Heuchera | 45 cm × 40 cm | Large lobed lime-tinted leaves with red veins in cooler temperatures |
Forever Red | Heuchera | 20 cm × 35 cm | Cut softly ruffled leaves with red veins |
Lime Marmalade | Heuchera | 25 cm × 60 cm | Heavily ruffled and frilled lime green leaves |
Lime Ricky | Heuchera | 20 cm × 45 cm | Lobed, rounded leaves with ruffled edges, lime-green to chartreuse color |
Paris | Heuchera | 45 cm × 40 cm | Lobed leaves, mint-green, overlaid with silver markings |
Plum pudding | Heuchera | 20 cm × 40 cm | Glossy, ruffled plum purple leaves with deep purple undersides and darker purple veins |
Rio | Heuchera | 25 cm × 50 cm | Peach-amber Leaves with pink veins |
Shanghai | Heuchera | 45 cm × 40 cm | Silvery-grey, Reddish-purple in All seasons; |
Sweet Tart | Heuchera | 20 cm × 20 cm | Very tangy, lime-colored foliage in a tight mound |
Sweet Tea | Heucherella | 50 cm × 60 cm | Maple-like, palmately lobed apricot orange leaves with contrasting burgundy veins |
Tapestry | Heucherella | 20 cm × 40 cm | Dark-centered blee-green leaves with purple veins |
