Rakkyo (Allium chinense)

Rakkyo

Also known as: Oriental onion, Chinese scallion

Allium chinense has grouped, narrowly ovoid bulbs, (0.5 -) 1-1.5 (- 2) cm in diameter, white tunic, sometimes dyed red, membranous. The 3 - 5 angled sheets. The lateral scape, 20 to 40 cm, cylindrical, covered with leaf sheaths only at the base. Perianto from pale purple to opaque purple. The chromosomal number is 2 n = 24, 32.

Scientific classification

Species

Rakkyo (Allium chinense)

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Perennial

Lifespan

Herb

Plant Type

Mid fall, Late fall

Bloom Time

30 cm

Plant Height

10 cm

Spread

Purple

Flower Color

Deciduous

Leaf type

Images of Rakkyo

Distribution of Rakkyo

Distribution Map

Rakkyo is native to East Asia, flourishing in a variety of temperate environments. Beyond its natural habitat, rakkyo has been introduced and is cultivated across other parts of Asia and into adjacent regions. Its presence has expanded to a range of climates, showcasing its adaptability to both its native and introduced areas.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Cultivated land, edges of fields

Care Guide for Rakkyo

Every week

Water

Full sun

Sunlight

10 - 35 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Preferring well-drained soil, rakkyo thrives with regular weekly watering and adapts well to moderate climates. It efficiently manages water intake and syncs its growth cycles with seasonal rainfall, ensuring optimal hydration during critical phases while exhibiting resilience to varying moisture levels.

Pruning: Rakkyo, characterized by unique bulbs and flowers, thrives with spring pruning. Trim spent flower stalks and remove dead leaves for health. Maintain shape by cutting long leaves. Clean tools minimize damage, promoting robust growth and disease prevention.

Propagation: Rakkyo is a perennial from the Allium family, easily propagated by dividing bulb clumps after leaf die-back. Replant divisions in well-draining soil with adequate moisture. Gloves are recommended to avoid skin irritation. With care, bulbs can develop and be harvested gradually.

Repotting: Rakkyo requires excellent drainage in pots to thrive and prevent root rot.

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