| Water Primrose | |
| Marsh seedbox | |
| Marsh Purslane | |
| Water Purslane |
| Plant Habit: | Shrub |
| Life cycle: | Perennial |
| Sun Requirements: | Partial or Dappled Shade |
| Water Preferences: | Dry Mesic Dry |
| Soil pH Preferences: | Extremely acid (3.5 – 4.4) Very strongly acid (4.5 – 5.0) Moderately alkaline (7.9 – 8.4) |
| Minimum cold hardiness: | Zone 3 -40 °C (-40 °F) to -37.2 °C (-35) |
| Maximum recommended zone: | Zone 11 |
| Flowers: | Blooms on old wood |
| Flower Color: | Brown |
| Flower Size: | Under 1" |
| Flower Time: | Spring Late summer or early fall Late fall or early winter Winter Other |
| Inflorescence Type: | Compound |
| Suitable Locations: | Alpine Gardening |
| Uses: | Dried Flower |
| Resistances: | Flood Resistant |
| Conservation status: | Extinct (EX) |
