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Growing Info

Scarification: Soak in water, let stand in water for 24 hours

Stratification: none required

Germination: sow seed 1/4 deep, tamp the soil, mulch the seed bed, keep moist

Other: Seed needs warm temperatures after sowing to germinate (75 degrees F +).

Native to: China, East Asia, Vietnam

Native

Introduced

Persicaria tinctoriaPersicaria tinctoria

Chinese Indigo, Japanese Indigo

In Stock: 0.232 lb (Total:0.232lb)

Persicaria tinctoria

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0.23 lb IN

Details

Germination:

91%

Germination test:

Cut (Full Seed)

Purity:

96%

Seeds per lb:

207,542

Quantity:

0.23 lb

Collected in:

Indiana

Crop year:

2024

Min. hardiness zone:

Item ID:

1835422

Characteristics

Growing Info

Scarification: Soak in water, let stand in water for 24 hours

Stratification: none required

Germination: sow seed 1/4 deep, tamp the soil, mulch the seed bed, keep moist

Other: Seed needs warm temperatures after sowing to germinate (75 degrees F +).

Native to: China, East Asia, Vietnam

Native

Introduced

Discover the transformative magic of Persicaria tinctoria, commonly known as Chinese or Japanese Indigo, a captivating addition to any home dyer's garden. This annual plant, hailing from the buckwheat family, has adorned East Asia with its vibrant blue hues since the Western Zhou period. With origins in Southern China and Vietnam, its allure has spread far and wide, embraced by gardens across Japan, Korea, and Europe.

Grow this versatile plant in your own backyard—requiring full sun to light shade and flourishing in moist, well-drained, moderately fertile soil. Reaching heights of 2 to 4 feet, with charming sprays of pink or white flowers blooming from summer to fall, it adds aesthetic appeal while promising a bountiful harvest of indigo dye. The best time to collect the dye-rich leaves is just before flowering.

Embark on a magical dyeing experience using methods like kneading silk with frozen leaves for an intense blue transformation. Remember to protect your hands and enjoy creating vibrant, natural hues. For a truly enchanting garden, consider Chinese Indigo—where beauty meets history in every leaf.