Clerodendrum Canescens

Description

Clerodendrum Canescens, also known as Harlequin glorybower or Bagawak-morado, is a deciduous shrub that belongs to the Lamiaceae family. It is native to Southeast Asia, particularly in the Philippines, Malaysia, and Indonesia. The plant can grow up to 6 meters tall, with a spread of up to 3 meters. It produces an abundance of small, fragrant, white flowers that bloom in clusters from summer to fall. The plant’s leaves are large, ovate, and velvety, with a deep green color that turns yellowish-brown in the fall.

Taxonomic Information

Appearance

Clerodendrum Canescens is a large shrub or small tree with a rounded and spreading form. It has a single or multiple trunks, with smooth gray bark that peels in thin flakes. The plant’s leaves are large, up to 20cm long and 10cm wide, with a velvety texture that is soft to the touch. They are ovate to elliptic in shape, with a pointed tip and a serrated edge. The upper surface of the leaves is dark green, while the underside is gray-green. They turn yellowish-brown in the fall. The plant produces small, fragrant, white flowers that are 1-2cm wide and bloom in clusters from summer to fall. The flowers have a tubular shape and are arranged in terminal panicles.

Care Guide

Clerodendrum Canescens is a relatively low-maintenance plant that requires moderate care. Here are some tips on how to care for this plant:

Water

The plant requires regular watering, especially during the growing season. Keep the soil moist but not waterlogged. Reduce watering in the winter months when the plant is dormant.

Fertilization

Feed the plant with a balanced fertilizer during the growing season, from spring to fall. Apply the fertilizer every 2-3 weeks. Reduce feeding in the winter months.

Soil

The plant prefers well-draining soil that is rich in organic matter. Use a soil mix that contains peat moss, perlite, and vermiculite. The pH level of the soil should be neutral to slightly acidic.

Sunlight

The plant requires full to partial sunlight to thrive. Place it in a location that receives at least 6 hours of direct sunlight per day.

Hardiness Zones

Clerodendrum Canescens is hardy in USDA zones 9-11. It can tolerate mild frost but may suffer damage if exposed to freezing temperatures.

Common Pests & Diseases

Clerodendrum Canescens is susceptible to a few pests and diseases, including:

Pests

• Aphids
• Caterpillars
• Scale insects

Diseases

• Powdery mildew
• Leaf spot
• Root rot

To prevent these problems, make sure to keep the plant healthy by providing proper care, and monitor it regularly for signs of infestation or disease. Treat any problems promptly with appropriate insecticides or fungicides.

Habitat

Clerodendrum Canescens is native to Southeast Asia, where it grows in a variety of habitats, including forests, hillsides, and riverbanks. It prefers well-draining soil and can tolerate a range of temperatures and humidity levels. The plant is also cultivated as an ornamental plant in other parts of the world, including the United States, where it is grown in tropical and subtropical regions.

Question and Answer

Q: Is Clerodendrum Canescens poisonous?

A: Yes, the plant is toxic to humans and pets if ingested. It contains clerodendrin, a compound that can cause vomiting, diarrhea, and other symptoms if consumed.

Q: How often should I prune my Clerodendrum Canescens?

A: Prune the plant in the winter or early spring to remove dead or damaged branches and maintain its shape. You can also prune it lightly throughout the growing season to promote bushier growth and more flowers.

Q: Can I grow Clerodendrum Canescens in a container?

A: Yes, you can grow the plant in a container, but make sure to use a large pot that provides enough room for the roots to grow. Use a well-draining soil mix and water the plant regularly. Place it in a location that receives at least 6 hours of direct sunlight per day.

Q: How do I propagate Clerodendrum Canescens?

A: You can propagate the plant by taking stem cuttings in the spring or summer. Cut a stem that is 6-8 inches long and remove the lower leaves. Dip the cut end in rooting hormone and plant it in moist soil. Keep the soil moist and place the cutting in a location that receives indirect sunlight. The cutting should root in 2-3 weeks.

Related Plants

• Clerodendrum chinense
• Clerodendrum indicum
• Clerodendrum paniculatum
• Clerodendrum thomsoniae

References

• “Clerodendrum Canescens.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=287283.
• “Clerodendrum Canescens.” PlantFiles, Dave’s Garden, www.davesgarden.com/guides/pf/go/66142/.
• “Harlequin Glorybower.” Clemson Cooperative Extension, Clemson University, www.clemson.edu/extension/hgic/plants/landscape/shrubs/hgic1081.html.