Origin
Pavetta subumbellata Bremek. var. subcoriacea Bridson, commonly known as White heads, is native to tropical Africa. It can be found in countries such as Tanzania, Ethiopia, Kenya, and Malawi.
Common Names
White heads, boma, kichawi, and njombe are some of the common names used for Pavetta subumbellata.
Uses
White heads have several traditional uses. The leaves and roots of the plant are used by traditional healers to treat various ailments such as coughs, rheumatism, and fever. The leaves were also used to make a tea that was believed to have a detoxifying effect on the body and provide relief for headaches and stomach aches.
In addition to its medicinal uses, the plant has various practical uses. The branches of White heads are used to make temporary fences for livestock, while the boiled roots are used to create a red dye for traditional clothing.
General Appearance
Pavetta subumbellata var. subcoriacea is a shrub that grows up to 8 meters tall. It has smooth, brown bark and glossy, oval-shaped leaves that are arranged in opposite pairs on the stem. The plant produces small, white flower heads that grow in clusters at the end of the branches. These flowers are followed by small, oval-shaped fruits that turn from green to black as they ripen. The plant is evergreen and grows well in full sun to partial shade.
Overall, Pavetta subumbellata var. subcoriacea is a beautiful and useful plant that has been an important part of African traditional medicine and culture for generations.
Light Requirements
Pavetta subumbellata Bremek. var. subcoriacea Bridson prefers bright but indirect sunlight. Exposure to direct sunlight can scorch the leaves and hinder growth. It is best grown in areas with partial shade or filtered light.
Temperature Conditions
Pavetta subumbellata Bremek. var. subcoriacea Bridson thrives in warm and humid climates. The ideal temperature range for its growth is between 20 to 30 degrees Celsius. It is not tolerant of frosty conditions, and exposure to freezing temperatures can cause severe damage to the plant.
Soil Requirements
The plant prefers well-drained soils that are rich in organic matter. The soil PH should be between 6 to 7.5. Pavetta subumbellata Bremek. var. subcoriacea Bridson can grow in a wide range of soils, including sandy, loamy or clay. However, soils that are waterlogged or too dry should be avoided as they can cause root rot or stunted growth.
Cultivation Methods
Pavetta subumbellata Bremek. var. subcoriacea Bridson is a tropical plant that requires warm temperatures and humid conditions to grow properly. It thrives in well-drained, nutrient-rich soil with a slightly acidic pH level. It is best grown in partial shade or filtered sunlight but can tolerate full sunlight for a few hours a day.
Watering Needs
The plant requires regular watering to keep the soil moist, but not waterlogged. It is important to water the plant deeply and allow the soil to dry slightly before the next watering. Overwatering can cause the roots to rot, while underwatering can cause the plant to wilt and die.
Fertilization
Pavetta subumbellata Bremek. var. subcoriacea Bridson should be fertilized every two to three months during the growing season with a balanced, water-soluble fertilizer. Avoid using fertilizers high in nitrogen as this can cause excessive vegetative growth at the expense of flowers.
Pruning
The plant requires occasional pruning to shape and maintain a compact, bushy form. This can be done after flowering or during the growing season by cutting back the stems to the desired length. Avoid pruning the plant too heavily as this can reduce the overall health and vigor of the plant.
Propagation methods for Pavetta subumbellata Bremek. var. subcoriacea Bridson
Pavetta subumbellata Bremek. var. subcoriacea Bridson can be propagated through various methods such as seeds, cuttings, and division of the root ball.
Propagation through Seeds
The plant produces small, round, and black seeds that can be collected and sowed in well-draining compost. The seeds should be sowed shallowly, covering them with a thin layer of soil. It is advisable to keep the soil moist, but not waterlogged, and place the container in a warm, shaded area. Germination generally takes around one to two weeks.
Propagation through Cuttings
Pavetta subumbellata Bremek. var. subcoriacea Bridson can be propagated by taking stem cuttings. Select healthy and mature stems that do not have any signs of damage or disease. Cut the stem at an angle of around 45 degrees with a sharp pair of scissors or a knife. Dip the cut end into a rooting hormone powder, and insert it into well-draining potting soil or sand. Keep the cutting moist and warm and place it in a shaded area. Roots typically develop within four to six weeks.
Propagation through Division of the Root Ball
Another method of propagation for Pavetta subumbellata Bremek. var. subcoriacea Bridson involves dividing the plant's root ball. This should be carried out during the plant's dormant season, which is typically in the early spring. Using a sharp spade or knife, divide the root ball and replant each section into a new container or bed with well-drained soil. Ensure that each division has enough stem and roots to develop into a new plant. Keep the soil moist but not waterlogged, and place in a shaded area until new growth begins.
Disease and Pest Management for Pavetta subumbellata var. subcoriacea
Pavetta subumbellata var. subcoriacea is a plant that is susceptible to various diseases and pests. Here are some of the common ones and how to manage them:
Diseases
One of the most common diseases that affect this plant is leaf spot. Leaf spot is a fungal infection that causes brown spots on the leaves. To manage this disease, remove any infected leaves and ensure the plant has enough air circulation. Also, consider using a fungicide labeled for use on this plant when the infection is severe.
Another disease that can affect this plant is powdery mildew. Powdery mildew is a fungal infection that appears as a white powdery substance on plant leaves. To manage this disease, increase air circulation around the plant and avoid watering it from overhead. You can also use a fungicide labeled for use on this plant when the infection is severe.
Pests
There are several pests that can affect Pavetta subumbellata var. subcoriacea, including scale insects, spider mites, and mealybugs. These pests feed on the plant's sap, resulting in stunted growth and yellowing leaves.
To manage these pests, begin by removing any heavily infested leaves and branches. You can also use an insecticidal soap or neem oil to control the pests. For severe infestations, consider using a systemic insecticide labeled for use on this plant.
Regularly inspecting your plants for signs of disease or pest infestation can help detect and manage problems before they become severe. Also, ensure that you plant Pavetta subumbellata var. subcoriacea in an area with well-draining soil and enough light to promote healthy growth.
