Thunberg's chive (Allium thunbergii)

Thunberg's chive

Also known as: Japanese onion

Thunberg's chive is named for the Swedish plant collector and author Carl Peter Thornberg. Gardeners like this member of the onion family because of its drought and deer resistance. The perennial has showy early-autumn blooming flowers that provide color to rockeries and gravel gardens whilst repelling moles. The juice can be used to deter moths.

Scientific classification

Species

Thunberg's chive (Allium thunbergii)

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Perennial

Lifespan

Herb

Plant Type

Fall

Bloom Time

15 cm

Plant Height

10 cm

Spread

Green

Leaf Color

6 cm

Flower Size

5 - 35 ℃

Ideal Temperature

Images of Thunberg's chive

Distribution of Thunberg's chive

Distribution Map

Thunberg's chive is originally native to East Asia, where it thrives in a region encompassing continental northeastern parts and adjacent islands. In recent times, thunberg's chive has transcended its natural boundaries and is now appreciated as a cultivated species in various temperate areas across the globe, adapting to gardens and diverse landscapes outside its home range.

Native

Cultivated

Invasive

Introduced

No species reported

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Care Guide for Thunberg's chive

Every 1-2 weeks

Water

Full sun

Sunlight

5 - 35 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Originating from moist, well-drained soils, thunberg's chive thrives with moderate moisture levels and prefers consistent hydration. Watering should occur every 1-2 weeks, allowing the soil to partially dry. Outdoors, thunberg's chive benefits from rainwater during its active growth season.

Fertilize: Fertilizing thunberg's chive with balanced nutrition during active growth is vital, while high phosphorus options enhance flowering. Apply fertilizers moderately in spring and autumn; bi-monthly is ideal. Adjust feeding based on seasonal needs, using slow-release or diluted forms to avoid root burn for optimal health.

Pruning: Thunberg's chive features ornamental purple flowers and has a clump-forming growth habit. Prune in early to late spring to enhance blooming, remove dead foliage for new growth, and thin crowded stems to prevent disease. Regular grooming maintains its vibrancy and health.

Propagation: Thunberg's chive is best propagated by sowing seeds in well-draining soil, ensuring consistent moisture and sun protection. Seedlings emerge in weeks, and using balanced fertilizer boosts growth. Handle young plants gently during transplanting to protect their delicate roots.

Repotting: Thunberg's chive requires excellent drainage in pots to thrive effectively. Ensuring proper soil conditions helps prevent root rot, promoting healthier growth.

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