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IIIFolio · plant profile№ 0234medicinal · edible
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Japanese violet

Viola japonicafam. Violaceae
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Viola japonica (Japanese violet) — botanical photograph
Pl. 0234 — Viola japonica
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Overview

Japanese violet (Viola japonica), a perennial plant from the Violaceae family, is native to Jawa, Japan, Korea, and Taiwan. This adaptable species thrives in moist conditions, preferring light or partial sun exposure and growing well in various soil types, including light sandy, medium, and heavy clay soils. Known for its edible flowers, leaves, and roots, Japanese violet has been utilized both as a food source and in traditional medicine. Its distinctive ability to adapt to different habitats makes it a versatile addition to gardens or natural landscapes. While the plant is generally safe, caution should be exercised when using it medicinally, as individual reactions may vary. This perennial grows to about 20 cm in height and is hardy in temperate regions, making it a valuable addition to both culinary and ornamental gardens.

Quick answers

What is Japanese violet?

Japanese violet (Viola japonica), a perennial plant from the Violaceae family, is native to Jawa, Japan, Korea, and Taiwan. This adaptable species thrives in moist conditions, preferring light or partial sun exposure and growing well in various soil types, including light sandy, medium, and heavy clay soils.

Compare with:Chinese Violet→Dog Violet→Grass Pansy→all comparisons →
IV·b

Mixology suggestions

2 drafts
Editorial drafts. These pairings are AI-suggested from traditional herbal lore. Always verify with a qualified herbalist before brewing.
Evening Calm
sleep
tea
Traditional bedtime infusion.
Stress Relief
stress
tincture
Used traditionally to soothe the nervous system.
Growingconditions · propagation · uses
V

Cultivation

Japanese violet, or Viola japonica, thrives in moist, well-draining soil and prefers partial sun to full sun. It can tolerate a range of soil types, from light sandy to heavy clay. This perennial grows to about 20 cm in height and is hardy in temperate regions. For propagation, gardeners can use division or seed sowing. The edible parts include the flowers, leaves, and roots. Ensure the soil remains consistently moist to support healthy growth.
Light
Full sun, Partial sun/shade
Water
Moist
Soil
Light (sandy), Medium, Heavy (clay)
Life cycle
Perennial
Mature size
0.2 m tall
For first-time growers

How to grow Japanese violet for the first time

8steps

Start with Japanese violet as a simple, low-maintenance perennial for your garden.

  1. 1

    What you'll need

    Japanese violet seeds or young plants, a small trowel, and a watering can.

  2. 2

    Best time to plant

    Plant in early spring or late fall when the weather is cooler.

  3. 3

    Soil and container prep

    Ensure soil is well-draining with a pH between 6.0 and 7.5, and prepare containers if needed.

  4. 4

    Sowing or transplanting

    Direct sow seeds in the ground or start young plants indoors before transplanting them outdoors.

  5. 5

    First two weeks

    Water regularly to keep soil moist but not waterlogged. Avoid direct sunlight during this period.

  6. 6

    Ongoing care

    Provide partial shade, especially from midday sun. Water when the top inch of soil feels dry.

  7. 7

    Harvest or pruning

    Prune dead leaves and spent flowers to encourage new growth and a tidy appearance.

  8. 8

    Common mistakes

    Overwatering, planting in full sun, neglecting to prune, using the wrong type of soil.

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Edible & utility

Edible parts:FlowersLeavesRoot
Edible uses: Tea
Contextrange · companions · related
VII

Distribution

4 native · 3 introduced
Distribution across1 continent· 4 native· 3 introduced
Asia3 regions
native (3)JapanSouth KoreaTaiwan
Broader regions
native:Jawa
introduced:Argentina Northeast, Argentina Northwest, Masachusettes
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Specimen gallery

1 image
Viola japonica (Japanese violet) — botanical photograph
Japanese violet (Viola japonica)
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See also

8 related
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Explore further

Native to
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