Tubular violet-blue flowers in dense clusters above green ovate leaves on square stems.
| Scientific Name: | M. didyma 'Blue Stocking' |
| Zone: | 4 |
| Light: | Sun to Light Shade |
| Height: | 24-36" |
| Width: | 2-3' |
| New Shape: | Upright |
| Foliage: | Green |
| Flower: | Violet-blue |
| Bloom Time: | Jul-Sep |
