Soroseris

Description

Soroseris is a genus of plants that belongs to the family Asteraceae. This genus comprises about 13 species of annual and perennial herbs, which are distributed in Southeast Asia, China, and Taiwan. The plants of this genus are characterized by their alternate leaves and yellow flowers.

Taxonomic Information

Appearance

The plants of the Soroseris genus are generally small, growing up to 50 cm in height. The leaves are alternate, without stipules, and usually have a petiole. The leaf blades are simple, lobed, or pinnately divided. The flowers are arranged in a head, with a yellow or yellow-green corolla. The fruit is an achene, with a pappus of bristles.

Care Guide

Soroseris plants require well-drained soil, regular watering, and moderate sunlight. They can be grown in hardiness zones 8 to 11. Fertilization should be done once a month with a balanced fertilizer. These plants do not tolerate overwatering, so make sure the soil is moist but not waterlogged.

Common Pests & Diseases

The most common pests that affect Soroseris plants are aphids, spider mites, and whiteflies. These pests can be controlled by washing the leaves with soapy water, using insecticidal soap, or introducing natural predators such as ladybugs or lacewings. Soroseris plants are also susceptible to root rot, which can be caused by overwatering or poorly drained soil.

Habitat

Soroseris plants are native to Southeast Asia, China, and Taiwan. They are found in a variety of habitats, including meadows, forests, and disturbed areas. Some species of Soroseris are cultivated as ornamental plants.

Question and Answer

Q: Can Soroseris plants tolerate drought?

A: No, Soroseris plants require regular watering and do not tolerate drought.

Q: How often should I fertilize my Soroseris plants?

A: Fertilization should be done once a month with a balanced fertilizer.

Q: What is the best way to control aphids on Soroseris plants?

A: Aphids can be controlled by washing the leaves with soapy water, using insecticidal soap, or introducing natural predators such as ladybugs or lacewings.

Q: What is the hardiness zone for Soroseris plants?

A: Soroseris plants can be grown in hardiness zones 8 to 11.

Related Plants

• Coreopsis
• Gaillardia
• Solidago
• Tagetes

References

• Flora of China. (2021). Soroseris. In Wu, Z. Y., Raven, P. H., & Hong, D. Y. (Eds.). Flora of China. Missouri Botanical Garden Press.
• The Plant List. (2013). Soroseris. Retrieved from http://www.theplantlist.org/1.1/browse/A/Compositae/Soroseris/
• USDA. (2021). Soroseris. In Natural Resources Conservation Service. Plants Database. Retrieved from https://plants.usda.gov/home/plantProfile?symbol=SOROS