Croptilon

Description

Croptilon, also known as Croptilon divaricatum or Japanese croptilon, is a flowering plant that belongs to the Asteraceae family. It is a perennial herb that is commonly found in Japan, Korea, and China. Croptilon grows up to 60 centimeters in height and has small yellow flowers that bloom in late summer to early autumn.

Taxonomy

Appearance

Croptilon has thin stems and leaves that are lance-shaped and serrated. The leaves are dark green and grow up to 15 centimeters in length. The flowers are small and yellow, with a diameter of about 2 centimeters. They bloom in clusters at the end of the stems and have a distinctive fragrance. The plant grows up to 60 centimeters in height and can spread up to 50 centimeters wide.

Care Guide

Croptilon can be grown in full sun or partial shade, and prefers well-draining soil. It is tolerant of a wide range of soil types, from sandy to clay. Water the plant regularly, but be careful not to overwater as this can lead to root rot. Fertilize the plant in the spring and summer with a balanced fertilizer. Croptilon is hardy in zones 4 to 9.

Common Pests & Diseases

Croptilon is relatively disease-free but may be susceptible to powdery mildew and root rot if overwatered. It is also prone to aphids and spider mites. To prevent these pests, keep the plant well-maintained and remove any dead or diseased parts.

Habitat

Croptilon is native to Japan, Korea, and China, and can be found growing in fields, meadows, and along roadsides. It is a common sight in gardens and parks, and is often used as a border plant or in rock gardens.

Question and Answer

Q: Is Croptilon an invasive species?

A: No, Croptilon is not considered an invasive species.

Q: Can Croptilon be grown in containers?

A: Yes, Croptilon can be grown in containers as long as they are large enough to accommodate the plant’s growth.

Q: How often should Croptilon be fertilized?

A: Croptilon should be fertilized in the spring and summer with a balanced fertilizer.

Q: What is the best way to prevent pests on Croptilon?

A: To prevent pests on Croptilon, keep the plant well-maintained and remove any dead or diseased parts.

Related Plants

• Aster
• Black-eyed Susan
• Coneflower
• Coreopsis
• Daisy

References

• “Croptilon divaricatum.” Missouri Botanical Garden. Accessed 10 June 2021. <http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=d110>.
• “Croptilon divaricatum.” Plant Information Online. Accessed 10 June 2021. <https://plantinfo.umn.edu/node/1405004>.
• “Japanese croptilon.” Royal Horticultural Society. Accessed 10 June 2021. <https://www.rhs.org.uk/plants/23257/croptilon-divaricatum/details>.