Scientific Name: Nasturtium officinale
Common Name: watercress
Family Name: Brassicaceae
Origin: Europe, South Asia / India
Hardiness Zone: Zone 6: (-23 to -18 °C)
Plant Type: Annual, Aquatic plant
Mature Size: 0.4 - 0.7m x 2 - 3m (height x width)
Habit: Spreading
Form: Creeping / Mat-like
Texture: Medium - fine
Landscape Uses: Aquatic - ponds, Herb, Medicinal plant, Wetland - bogs
Exposure: Full sun only if soil kept moist, Part sun/part shade, Filtered shade
Soil or Media:
Leaves: Compound, Alternate, Soft flexible, Lustrous, Odd-pinnate, Orbicular, Ovate, Entire, Undulate (wavy)
Flowers: Raceme, White, May-Jun
Fruit: Silique, Green, Jul-Aug
Key ID Features:
Leaves pinnately divided with 3-7 oval leaflets, entire to wavy-edged; florets up to 6mm wide in terminal clusters, white; fruit a silique with tips curved upwards.