Watercress

Nasturtium officinale

  • Watercress
  • Watercress
  • Flower name
    Watercress
  • Scientific name
    Nasturtium officinale
  • Aliasオラダンダガラシ, 和蘭芥子, オラダンダカラシ, cresson, Nasturtium officinale, cress, クレス, ウォータクレス, Watercress
  • Place of originEurope and central Asia
  • Place of floweringRiver, pond
  • Flowering seasonApril, May

What is Watercress

Watercress (scientific name: Nasturtium officinale) is an aquatic perennial herb in the family Brassicaceae , native to Europe and central Asia. It is a non-tuberculous leaf vegetable. Its Japanese name is Oradandagarashi, and its cresson is the French name for it. It is vigorous, hardy and fast-growing, and can be easily grown hydroponically at home. It was brought to Japan during the Meiji era (1868-1912) and has a slightly pungent taste, similar to that of a pepper. The leaf stalks are used in raw salads and as a garnish for cooking. The sprouts are used as a raw vegetable in the form of sprouts.

Common name: Watercress, Scientific name: Nasturtium officinale, Synonym: cresson, Oradandagarashi, Cress, Place of origin: Europe to Central Asia, Life distribution: wildness, Environment: Submerged, Life cycle: Aquatic perennial, Plant height: 50-100 cm, Leaf shape: odd pinnate compound leaves, Flowering time: April-May, Flower color: white, Flower diameter: 0.5-0.6 cm, Fruit shape: slender and sheath-like, Fruiting time: June-July, Use: Leafy vegetables, Edible parts: buds, leaf stalks, Preparation: fresh salad, garnish for cooking, Taste: slightly Remarks: This vegetable was introduced to Japan in the Meiji era and has a strong fertility and fast growth rate, so it has become wild in rivers and marshes, destroying native species.


  • Order
    Brassicales
  • Family
    Brassicaceae
  • Genus
    Nasturtium
  • Species
    N. officinale
  • Type of flower
    Radial symmetrical flower
  • Array of flower
    Gross inflorescence
  • Petal shape
    4 petals
  • Leaf type
    Odd pinnate compound leaf
  • Edge of the leaf
    Entire
  • Life typeaquatic perennial herb
  • Flower colors
  • Colors of the leavesGreen
  • Fruit colorGreen
  • Height50.0 ~ 100.0 cm
  • Diameter of flower0.5 ~ 0.6 cm

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