Water mugwort

Artemisia selengensis

Artemisia selengensis is a perennial herbaceous plant with diverse growth characteristics. Here, we will examine the plant's growth characteristics, propagation methods, cultivation methods, garden uses, major pests and diseases, and control methods.

Growth CharacteristicsArtemisia selengensis thrives primarily in wetlands or along riverbanks. It grows to a height of 50 to 100 cm, and its leaves are thin, long, and slightly silvery. Small green flowers bloom from spring to summer, and brown seeds develop in the autumn.

Propagation MethodsArtemisia selengensis is primarily propagated by seeds. The optimal time is usually spring, and the ideal germination temperature is approximately 15–20°C. It can also be propagated by root division. Root division is typically performed in early spring or late autumn.

Cultivation MethodsArtemisia selengensis grows well in well-drained soil and benefits from sufficient sunlight. However, it can also thrive in partial shade. Watering frequency varies depending on the environment, but it is best to avoid letting the soil become too dry. While it is not strictly necessary, a small amount of organic fertilizer can be applied during the growing season.

Uses in the GardenWater snails can be used for ornamental purposes in the garden or for creating wetlands. They also serve as habitats for wild birds and insects.

Important Pests and Control Methods
Water snails are relatively resistant to pests and diseases. However, fungal diseases or aphids can occur on the leaves. Since fungal diseases can develop when the leaves become excessively wet, it is important to provide a well-ventilated environment. Aphids can be controlled using natural insecticides, and crop protection agents can be used if the damage is severe.

Water snails (Selengensis) are suitable for creating nature-friendly gardens; with proper care and a suitable growing environment, they thrive and can add various ecological values.

Plant Type
Plant Family	Asteraceae
Height	70~140cm
Spread
Colors	orange
Bloom Period	August~September
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-30°C

wild white mugwort
Artemisia sieversiana

Silver mugwort
Artemisia schmidtiana