General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Partial or Dappled Shade
Partial Shade to Full Shade
Full Shade
Water Preferences: Wet Mesic
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Slightly alkaline (7.4 – 7.8)
Plant Height: 12 - 18 inches
Flowers: Showy
Flower Color: White
Bloom Size: Under 1"
Flower Time: Late winter or early spring
Underground structures: Rhizome
Uses: Salad greens
Edible Parts: Leaves
Eating Methods: Culinary Herb/Spice
Raw
Cooked
Fermented
Resistances: Humidity tolerant
Propagation: Seeds: Stratify seeds: Need cold stratification; place in glass jar in the refrigerator for 60 to 90 days.
Depth to plant seed: Shallowly sow in a vermiculite/perlite mixture at a depth of 1/8"; keep container in a cool location and keep the potting medium very moist.
Propagation: Other methods: Division
Other: Prune small plantlets from the main rhizome to pot up for additional plants.

Image
Common names
  • Wasabi

Photo Gallery
Location: My Garden, Washington State
Date: 2022-07-10
Two year old root, very spicy and delicious!
Location: My Garden, Washington State
Date: 2018-03-30
Like tiny fireworks
Location: My Garden, Washington State
Date: 2018-03-31
Two plants side by side
Comments:
  • Posted by missmaven on Mar 31, 2018 2:29 PM concerning plant:
    I planted mazuma the end of summer last year and it was evergreen for me (8b) during a pretty cold winter for PNW. There was snow on the ground but as soon as it melted I saw the wasabi was still there looking green and healthy! I haven't found any similar reports.

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