Deep Purple Flowers
Produces large, rounded clusters of rich purple to wine-purple flowers that create a dramatic garden display.
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Korean Angelica, scientifically known as Angelica gigas, is a striking ornamental and herbaceous plant native to Korea and parts of East Asia. It is admired for its large green leaves, distinctive reddish-purple stems, and impressive clusters of deep purple flowers. This tall-growing plant adds dramatic color and architectural interest to cottage gardens, perennial borders, and woodland landscapes. Korean Angelica is a biennial or short-lived perennial that thrives in moist, fertile soil and partial shade.
Produces large, rounded clusters of rich purple to wine-purple flowers that create a dramatic garden display.
Features large, divided green leaves that provide beautiful texture and structure throughout the growing season.
Develops strong reddish-purple stems and an impressive upright growth habit suitable for ornamental garden backgrounds.
Its clustered flowers can attract bees, butterflies, and other beneficial pollinating insects to suitable garden spaces.
| Scientific Name | Angelica gigas Nakai |
| Common Name | Korean Angelica; Purple Angelica; Giant Angelica |
| Plant Family | Apiaceae |
| Seed Type | Ornamental Herb Seeds |
| Plant Type | Biennial or Short-Lived Perennial Herbaceous Plant |
| Native Origin | Korea and Northeastern China |
| Growth Habit | Tall, Upright, Clump-Forming |
| Flower Color | Deep Purple to Wine-Purple |
| Blooming Season | Late Summer to Early Autumn |
| USDA Hardiness Zones | Generally suited to cool temperate climates; verify the appropriate zone for local growing conditions |
| Planting Season | Autumn for fresh seeds or spring following appropriate seed preparation |
| Seed Starting | Surface sow fresh seeds; light is required for germination |
| Germination Time | Variable; depends on seed freshness and growing conditions |
| Germination Temperature | Cool growing conditions; a specific temperature range is not confirmed |
| Sunlight | Partial Shade to Full Sun in suitable cool conditions |
| Soil Requirements | Deep, fertile, moisture-retentive, well-drained loamy soil |
| Watering | Regular watering to maintain consistent soil moisture |
| Mature Plant Size | Approximately 5–8 feet tall, depending on growing conditions |
| Plant Spacing | Allow approximately 3–5 feet between plants for mature growth |
| Propagation | Seeds; fresh seeds are generally preferred |
Grow Korean Angelica Gigas for its impressive height, large green foliage, reddish-purple stems, and spectacular deep purple flower clusters. This distinctive East Asian plant adds architectural beauty and natural garden interest to suitable landscapes. With fresh seeds, proper preparation, moist fertile soil, and appropriate growing conditions, you can enjoy cultivating this remarkable ornamental plant.
Find helpful answers about Korean Angelica seed germination, flowering, and growing requirements.
Korean Angelica Gigas seeds are best sown fresh because their viability can decrease during storage. Surface sow the seeds in moist, well-draining soil and leave them uncovered or only lightly pressed into the growing medium because they require light for germination. Research indicates that approximately two weeks of cold stratification at 4°C can improve germination. Keep the growing medium consistently moist and provide suitable cool conditions.
Korean Angelica Gigas generally produces its impressive flower clusters in late summer to early autumn. The flowers are deep purple to wine-purple and grow in large, rounded clusters above reddish-purple stems. Flowering time depends on the plant's age, climate, and growing conditions.
Korean Angelica Gigas can reach approximately 5–8 feet tall in suitable growing conditions. It grows best in deep, fertile, moisture-retentive, well-drained soil with partial shade. Consistent watering and sufficient space help support its large foliage and tall flowering stems. It is particularly suitable for woodland gardens, cottage gardens, and perennial borders.