Details of...
Scientific Name: Nasturtium officinale
Pronunciation: nas-STUR-shum uh-fiss-ih-NAY-lee
Common Name: watercress
Family Name: Brassicaceae
Plant Type: Annual
Key ID Features:
Course(s): not used (off campus)

Habit: Spreading
Mature Size:
Origin: Europe, South Asia / India
Hardiness Rating: Zone 6: (-23 to -18 C)
Soil/ Growing Medium:
Landscape Uses: Aquatic - ponds, Waterside planting, Wetland - bogs
Additional Info: Google Images. (Not to be confused with Tropaeolum whose common name is also nasturtium!)
Leaf Morphology:
Form: Compound
Arrangement: Alternate
Texture/ Venation: Soft flexible
Surfaces: Lustrous
Compound Leaf: Odd-pinnate
Colour in Summer: Dark-green
Leaf(let) Terms:
Shapes: Orbicular, Ovate
Apices: Rounded
Bases: Rounded
Margins: Entire, Undulate (wavy)

Inflorescence Type: Raceme
Flower Morphology:Flowers perfect
Number of Petals:4
Corolla Shape:Cruciform
Ovary Position:Superior
Colour (petals): White
Flower Time at Peak: May, Jun
Fruit Type: Silique
Fruit Colour: Green
Fruiting Time:
Bark or Stem Colour:
Organ Modifications: Rhizomes

Pest Susceptibility: Aphids or adelgids
(LTW) Langley Township Walk : ditch 203 ave & 64th
(NCA) Not Currently Available : not used
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