| Scientific Name: | Aconitum napellus |
| Common Name: | monkshood |
| Family Name: | Ranunculaceae |
| Origin: | Central / west Asia, Europe, North America |
| Hardiness Zone: | Zone 3: (-40 to -34 °C) |
| Plant Type: | Herbaceous perennial |
| Mature Size: | 0.7 - 1.3m x 0.3 - 0.6m (height x width) |
| Habit: | Stiffly upright |
| Form: | Oval - vertical |
| Texture: | Fine |
| Landscape Uses: | Cut flower or foliage, Perennial border, Summer interest, Woodland margin |
| Exposure: | Part sun/part shade, Filtered shade, Deep shade |
| Soil or Media: | Humus rich, Well-drained |
| Leaves: | Simple, Lobed, Dissected, Alternate, Soft flexible, Glabrous, Odd-pinnate, Orbicular, Incised, Lacerate, Palmately lobed |
| Flowers: | Raceme, Blue, Violet, Jun-Jul |
| Fruit: | Follicle, Brown, Oct-Nov |
| Key ID Features: | |
| Leaves alternate, orbicular, most blades 7-10cm wide, deeply divided into 5-7 main lobes which are also incised to form smaller linear lobes; racemes 10-20cm long, flowers "monk-hooded" (a modified sepal), deep purplish-blue to violet (some white or variegated), Jun-Jul. | |