| Scientific Name: | Linaria vulgaris |
| Common Name: | toadflax |
| Family Name: | Scrophulariaceae |
| Origin: | Central / west Asia, Europe |
| Hardiness Zone: | Zone 4: (-34 to -29 °C) |
| Plant Type: | Herbaceous perennial, Invasive plant |
| Mature Size: | 0.4 - 0.7m x 0.1 - 0.3m (height x width) |
| Habit: | Stiffly upright |
| Form: | Pyramidal - widely |
| Texture: | Medium - fine |
| Landscape Uses: | n/a |
| Exposure: | Full sun |
| Soil or Media: | Well-drained |
| Leaves: | Simple, Alternate, Soft flexible, Pinnate venation, Glabrous, Linear, Entire |
| Flowers: | Raceme, Yellow, Aug-Sep |
| Fruit: | Capsule, Brown, Oct |
| Key ID Features: | |
| Leaves linear, blue-green, 2-6cm long x 1-5mm wide; flowers similar to snapdragon, 25-33mm long, pale yellow except for the lower tip which is orange; capsules 5-11mm long x 5-7mm wide. | |