| Shape | Upright. |
| Landscape | Along ponds and rivers, in informal gardens, as a potted outdoor or indoor herb or as a specimen. |
| Propagation | By seed. |
| Cultivation | Grow under full sun to full shade in moist but well-drained soil of any acidity or type. Is very hardy and will grow easily. |
| Pests | No known pests or diseases. |
| Notable Specimens | Joany's Woods, West Williams, Middlesex County, Ontario, Canada. |
| Habitat | Along rivers and ponds. |
| Bark/Stem Description | Square, erect stems. |
| Leaf Description | Simple oppositely-arranged leaves either with or without serrated edges. |
| Flower Description | Bilaterally symmetrical flowers with 4 - 5 petals and 4 stamens. Flowers are on a seed pod fused into a tube-cup shape. |
| Fruit Description | Small fuzzy seed pods that flowers are attached to. |
| Colour Description | Green to crimson-tinged stems. |
| Texture Description | Soft. |