Crassocephalum

Description

Crassocephalum is a genus of flowering plants belonging to the family Asteraceae. It is commonly found in Africa, with some species also found in Asia and Australia. The genus includes around 25 species, with the most common being Crassocephalum crepidioides, also known as thickhead.

Taxonomic Information

Appearance

Crassocephalum plants typically have a bushy growth habit and can grow up to 5 feet tall. The leaves are usually green and can be either smooth or hairy. The flowers are small and yellow, and are arranged in clusters. The seeds are small and have a tuft of hair at one end, which helps in their dispersal through the wind.

Care Guide

Crassocephalum plants are relatively easy to care for and require moderate watering and fertilization. The soil should be well-draining and rich in organic matter. These plants prefer full sun to partial shade and can grow in hardiness zones 6 to 11.

Water

Water the plants moderately, allowing the soil to dry slightly between waterings.

Fertilization

Fertilize the plants once a month during the growing season with a balanced fertilizer.

Soil

Plant in well-draining soil that is rich in organic matter.

Sunlight

These plants prefer full sun to partial shade.

Hardiness Zones

Crassocephalum plants can grow in hardiness zones 6 to 11.

Common Pests & Diseases

Crassocephalum plants are generally resistant to pests and diseases. However, they can be susceptible to aphids, spider mites, and whiteflies. Powdery mildew can also be a problem in humid conditions.

Habitat

Crassocephalum is native to Africa, with some species also found in Asia and Australia. These plants are commonly found in grasslands, savannas, and disturbed areas.

Question and Answer

Q: Can Crassocephalum plants be grown indoors?

A: Yes, these plants can be grown indoors as long as they receive adequate sunlight and are planted in well-draining soil.

Q: How often should I fertilize my Crassocephalum plants?

A: Fertilize the plants once a month during the growing season with a balanced fertilizer.

Q: Do Crassocephalum plants attract bees and butterflies?

A: Yes, the yellow flowers of Crassocephalum plants attract bees and butterflies.

Q: How tall can Crassocephalum plants grow?

A: Crassocephalum plants can grow up to 5 feet tall.

Related Plants

• Senecio
• Centaurea
• Artemisia
• Ageratum

References

• “Crassocephalum.” PlantZAfrica. http://pza.sanbi.org/crassocephalum
• “Crassocephalum crepidioides.” Missouri Botanical Garden. https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=286382&isprofile=0&basic=crassocephalum
• “Crassocephalum crepidioides (Benth.) S.Moore.” Plants of the World Online. http://www.plantsoftheworldonline.org/taxon/urn:lsid:ipni.org:names:198118-1