Callaeum

Description

Callaeum is a genus of flowering plants that belongs to the family Malvaceae. These plants are native to tropical regions of South America and are popular for their attractive foliage and showy flowers. The genus Callaeum consists of only two known species, Callaeum antifebrile and Callaeum psilophyllum. Both species are small to medium-sized trees that can grow up to 20 meters in height.

Taxonomic Information

Appearance

The leaves of Callaeum plants are glossy, dark green, and leathery. They are arranged alternately on the stem and can reach up to 30 cm in length. The flowers of Callaeum are large and showy, with five petals that can range in color from orange to red. The fruit of Callaeum is a woody capsule that contains numerous seeds. These plants are known for their striking appearance and are popular in gardens and landscapes.

Care Guide

Callaeum plants require well-draining soil and regular watering. They prefer bright, indirect light and can be grown in full sun if provided with enough moisture. Callaeum plants can be fertilized with a balanced fertilizer once a month during the growing season. They are hardy in USDA zones 10-12 and should be protected from frost and cold temperatures.

Common Pests & Diseases

Callaeum plants are susceptible to a variety of pests and diseases. Common pests include spider mites, scale insects, and mealybugs. These pests can be controlled with insecticidal soap or neem oil. Callaeum plants are also prone to fungal diseases such as leaf spot and root rot. Proper watering and good air circulation can help prevent these issues.

Habitat

Callaeum plants are native to tropical regions of South America, including Brazil, Colombia, and Peru. They grow in moist, well-draining soil in areas with high humidity and rainfall. Callaeum plants are often found in rainforests and can be grown in similar conditions in gardens and landscapes.

Question and Answer

Q: Can Callaeum plants be grown indoors?
A: Yes, Callaeum plants can be grown indoors if provided with bright, indirect light and sufficient humidity.

Q: How often should I water my Callaeum plant?
A: Callaeum plants should be watered when the top inch of soil feels dry to the touch.

Q: Can Callaeum plants tolerate cold temperatures?
A: No, Callaeum plants are not cold-hardy and should be protected from frost and temperatures below 50°F.

Q: How often should I fertilize my Callaeum plant?
A: Callaeum plants can be fertilized once a month during the growing season with a balanced fertilizer.

Related Plants

• Sidalcea
• Abutilon
• Hibiscus
• Gossypium

References

• “Callaeum.” The Plant List. Royal Botanic Gardens, Kew and Missouri Botanical Garden. Accessed 20 April 2021. http://www.theplantlist.org/1.1/browse/A/Malvaceae/Callaeum/
• Callaeum. (2021, April 14). In Wikipedia. Retrieved April 20, 2021, from https://en.wikipedia.org/wiki/Callaeum
• “Callaeum.” Floridata. Accessed 20 April 2021. https://floridata.com/Plants/Malvaceae/Callaeum/