Sheffield's Seed Company

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Growing Info

Scarification: none required

Stratification: cold stratify for 60 days

Germination: sow 1/8" deep, mulch the seed bed, keep moist

Native to: Japan

Native

Introduced

Wasabia japonicaWasabia japonica

Japanese Horseradish, Wasabi

Recalcitrant seeds need refrigeration. Since shipping times are out of our control, we are not liable for seed condition upon arrival.

In Stock: 0.429 lb (Total:0.429lb)

Wasabia japonica

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Buying options

0.43 lb

Details

Germination:

91%

Germination test:

Cut (Full Seed)

Purity:

99%

Seeds per lb:

147,583

Quantity:

0.43 lb

Collected in:

China

Crop year:

2025

Min. hardiness zone:

Item ID:

1837183

Characteristics

Growing Info

Scarification: none required

Stratification: cold stratify for 60 days

Germination: sow 1/8" deep, mulch the seed bed, keep moist

Native to: Japan

Native

Introduced

Discover the authentic allure of Wasabia japonica, commonly known as Wasabi, a treasure hailing from Japan's misty mountain valleys. Wasabi is revered for its delicate balance of sweetness, umami, and the iconic fiery kick. Hardy in Zones 7 to 12, this herbaceous perennial thrives best in environments replicating its native habitat—cool, shaded, and blessed with pristine flowing water. Whether planted in a rich, moist, semi-shaded soil bed or a meticulously monitored aquaculture system, Wasabi demands daily misting and careful spacing of 1 to 2 feet apart.

The plant's rhizome offers a distinctive spiciness akin to horseradish, turning into a vibrant green paste that is a staple in Japanese cuisine. Though its cultivation presents challenges, from its slow maturation over 18-24 months to sensitivity to environmental shifts, the rewards are significant. Perfect for passionate gardeners, chefs, and enthusiasts, Wasabi is high in vitamin C, vitamin A, and iron, making it a nutritious addition to any culinary experience. Unleash your green thumb with Wasabia japonica, the esteemed symbol of dedication and skill.