Primula auricula
Auricula
| Family | 
| Primulaceae | 
| Genus | 
| Primula | 
| Species | 
| auricula | 
| Category | 
| Perennials | 
| USDA Hardiness Zone | 
| 4 - 7 | 
| Canadian Hardiness Zone | 
| 2a - 6a | 
| RHS Hardiness Zone | 
| H5 | 
| Temperature (°C) | 
| (-34) - (-15) | 
| Temperature (°F) | 
| (-30) - 5 | 
| Height | 
| 10-50 cm | 
| Spread | 
| 10-50 cm | 
| Growth | 
| Slow | 
| Habitat | 
| Limestone rock crevices at an altitude of 250-2,900 m. | 
| Leaf Description | 
| Circular to spear-shaped, toothed, 1.5-12 x 1-6 mm. | 
| Flower Description | 
| Bell-shaped flowers with a pale to deep yellow centre, petal lobes overlapping. |