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Ulleung sea aster
Solidago virgaurea
subsp.
gigantea
Solidago virga-aurea var. gigantea is a plant endemic to Korea, a perennial herbaceous plant that produces golden flowers. I will explain its growth characteristics, propagation methods, cultivation methods, garden uses, major pests and diseases, and control methods. Growth Characteristics Solidago virga-aurea var. gigantea prefers humid environments and thrives in sunny spots in mountainous areas. It can grow to a height of approximately 50 cm up to a maximum of 150 cm, and its flowers bloom from summer to autumn, adding a golden hue to the garden. Propagation Methods This plant is primarily propagated by seeds. Germination is good if mature seeds are collected in the autumn and sown the following spring. It can also be propagated by root division. Roots can be divided in the spring or autumn to grow into new plants. Cultivation Methods It is important to select well-drained soil and maintain adequate moisture. It is recommended to use mulching to prevent the growth of grass or weeds. Plant spacing should be generous, approximately 40–50 cm, to allow the plants to grow fully. Uses in the GardenUlleung Miyeokchwi is useful for decorating garden flowerbeds or borders. Its yellow flowers blend harmoniously with surrounding plants, providing visual appeal. Additionally, as a good source of nectar, it attracts bees and butterflies, helping to support the ecosystem. Important Pests and Control Methods The main disease is fungal disease; to control this, it is important to plant in a location with good ventilation. You must also ensure that the soil at the top and bottom dries out properly, preventing the plant from becoming too moist. Aphids may occur; in this case, they can be controlled by treating with soap or water diluted with vegetable oil. In severe cases, the use of an appropriate insecticide may be necessary. Based on this information, you can successfully cultivate and manage Ulleung Miyeokchwi. This will be of great help in creating a natural and beautiful landscape in your garden.
Plant Type
Plant Family
Asteraceae
Height
15~70cm
Spread
Colors
yellow
Bloom Period
August~September
Water Needs
commonly
Exposure
Sunny
Freezing Resistance
-30°C
Naraemiyeokchwi Virgaurea ssp. Gigantea
Solidago virgaurea ssp. gigantea
Aster
Solidago virgaurea subsp. asiatica