Sea daisy

Peucedanum japonicum

Peucedanum japonicum is a perennial herb belonging to the Apiaceae family, native to Korea, Japan, China, and other regions. The following is information regarding the plant's growth characteristics, propagation methods, cultivation methods, garden uses, major pests and diseases, and control methods.

Growth Characteristics
- Scientific Name: Peucedanum japonicum
- Growing Environment: It thrives in fertile soil along coastlines or at the edge of forests.
- Height: It grows to approximately 60–100 cm.
- Leaves: The leaves are feather-shaped and glossy.
- Flowers: White or light green flowers bloom in summer and grow in dome-shaped clusters.

Propagation Methods
- Seed Propagation: Peucedanum japonicum is primarily propagated by seeds. Seeds collected in the autumn can be planted immediately or stored in the refrigerator and sown in early spring.
- Division: Mature plants can be propagated by dividing a portion of their roots. Cultivation Method
- Soil: It prefers fertile, well-drained soil and thrives in acidic or neutral soils.
- Sunlight: It is best to plant in a location with partial shade or full sunlight.
- Watering: Avoid overwatering and provide adequate water when the soil is dry.
- Fertilizer: Apply general organic fertilizer in spring and autumn.

Garden Uses
- Landscape Value: It has high ornamental value due to its unique leaf and flower shapes.
- Medicinal Use: In some regions, it is used as a medicinal plant and is known to have various beneficial effects.

Major Pests and Diseases & Control Methods
- Diseases: Major diseases may include leaf blight or root rot. Prevent diseases by properly managing ventilation and drainage.
- Pests: Aphids and moths may occur; these can be controlled through periodic observation and the use of eco-friendly insecticides.
- Control Methods: First, remove and burn any diseased parts. Second, prevent pests and diseases by frequently tilling or replacing the soil.

Peucedanum japonicum grows well without special care, making it a suitable plant for garden cultivation. However, appropriate pest control should be considered depending on the region.

Plant Type
Plant Family	Apiaceae
Height	60~100cm
Spread
Colors	white
Bloom Period	June to August
Water Needs	commonly
Exposure	semi-shaded area
Freezing Resistance	-15°C

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