Onggutnamul

Aster fastigiatus

Aster fastigiatus, also known as Onggutnamul, is a perennial herb belonging to the Asteraceae family and is primarily distributed in the Korean Peninsula, northern China, and Japan. This plant thrives in moist, well-drained soil and prefers sunny locations.

Growth Characteristics:
- Onggutnamul typically grows to a height of 60 to 100 cm; its stems stand upright, and it bears feather-shaped leaves.
- It flowers from late summer through autumn, appearing in purple or white.

Propagation Methods:
- It is primarily propagated by seeds or division.
- It is best to sow seeds indoors in the spring and germinate them, then transplant them outdoors after the last frost.
- Division is ideally performed in spring or autumn.

Cultivation Methods:
- It is best grown in well-drained soil, and regular watering is required. - Fertilization is best done in the spring, and general slow-release fertilizers can be used.

Uses in the Garden:
- Onggutnamul can be used to decorate garden borders or as a background plant.
- Its long flowering period adds to the beauty of the autumn garden.
- Its ability to attract bees and butterflies makes it suitable for creating an ecological garden.

Important Pests and Control Methods:
- It may be susceptible to leaf blight or fungi. To prevent this, maintain appropriate spacing between plants to ensure good air circulation, and avoid getting water on the leaves when watering.
- Pests include aphids and spiders; control can be achieved through periodic plant observation and the use of insecticides when necessary.
- It is also recommended to use organic methods to eliminate pests whenever possible.

Onggutnamul Pastigiatus is a relatively easy plant to care for and can grow healthily as long as it is provided with the right environment.

Plant Type
Plant Family	Asteraceae
Height	30~100cm
Spread
Colors	white
Bloom Period	August to October
Water Needs	commonly
Exposure	semi-shaded area
Freezing Resistance	-10°C

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