Overview: Deinbollia borbonica Scheff.
Deinbollia borbonica Scheff., commonly known as 'Geranium-leaved deinbollia', is a small tree or shrub that belongs to the family Sapindaceae. It is native to Madagascar, Réunion Island, Mauritius, and East Africa, and is widely cultivated in many parts of the tropics as a decorative plant.
Appearance:
The plant can grow up to a height of 5-7 meters, and its bark is grayish-brown in color. The leaves of Deinbollia borbonica Scheff. are compound, alternate, and consist of 5-7 leaflets. They have a glossy appearance and are dark green in color on the upper surface and light green underneath.
The flowers are small, yellow-green in color, and are borne in large clusters that are 10-30 cm long. The fruit is a capsule that is dry and woody, and it splits open to reveal the seeds.
Common Names:
Deinbollia borbonica Scheff. is known by several common names, including:
- Geranium-leaved deinbollia
- Fangifanga
- Sangokou
- Madagascar almond
Uses:
Deinbollia borbonica Scheff. is used for a variety of purposes:
- Medicinal: The plant is traditionally used in Madagascar to treat skin-related diseases and rheumatism.
- Ornamental: Deinbollia borbonica Scheff. is prized for its attractive foliage and flowers, and is commonly grown as an ornamental plant in gardens and parks.
- Timber: The wood of the plant is hard and durable, and is used for making furniture and buildings.
- Food: The seeds of Deinbollia borbonica Scheff. are edible and are used to make a traditional dish called 'voanjobory' in Madagascar.
Additionally, the plant is also used in traditional rituals and ceremonies in Madagascar and Réunion Island.
Light Requirements
The Deinbollia borbonica Scheff. plant requires bright but indirect sunlight. It is best to place the plant in a partially shaded area for optimal growth. If placed in direct sunlight, the leaves can become scorched and turn brown.
Temperature Requirements
The Deinbollia borbonica Scheff. thrives in warm temperatures between 60°F to 80°F (15.5°C to 26.6°C). It is not tolerant of cold temperatures below 50°F (10°C) and should not be placed in areas with cold drafts.
Soil Requirements
The Deinbollia borbonica Scheff. plant prefers well-draining soil that is rich in organic matter. The soil pH should be between 5.5 and 7.0. It is important to avoid waterlogged soil as it can lead to root rot. A mixture of peat moss, perlite, and sand can be used to create a suitable soil blend for the plant.
Cultivation Methods for Deinbollia borbonica Scheff.
Deinbollia borbonica Scheff. is a tropical plant native to Madagascar and Mauritius. It grows well in warm and humid conditions and requires a well-draining soil mix to thrive. The plant can be propagated through stem cuttings or by seed. When planting the cutting or seed, make sure to provide ample space for the roots to grow and develop properly.
Watering Needs for Deinbollia borbonica Scheff.
Watering is crucial for Deinbollia borbonica Scheff. as it requires consistent moisture to grow properly. Water the plant once or twice a week, depending on the humidity and temperature of the environment. The soil should be kept moist but not waterlogged as excessive water can cause root rot.
Fertilization for Deinbollia borbonica Scheff.
Deinbollia borbonica Scheff. should be fertilized regularly to ensure healthy and vigorous growth. Use a balanced fertilizer that includes all essential nutrients for plants, including nitrogen, phosphorus, and potassium. Apply the fertilizer according to the manufacturer's instructions to avoid over-fertilization, which can harm the plant.
Pruning Deinbollia borbonica Scheff.
Pruning Deinbollia borbonica Scheff. is not necessary, but it can promote a more compact and bushy growth habit, which can be desirable. Prune the plant in spring or early summer, as this is when it is actively growing. Remove any dead or diseased branches and trim back any leggy growth, making sure to use clean and sharp pruning tools.
Propagation of Deinbollia borbonica Scheff.
Deinbollia borbonica Scheff. can be propagated by both seeds and stem cuttings. Here are the two propagation methods:
Propagation by Seeds
To propagate Deinbollia borbonica Scheff. by seeds, collect the ripe fruits that have fallen or pluck them from the tree. Remove the pulp from the seeds and clean them with water. Then, dry the seeds in shade for 2-3 days. Sow the seeds in well-draining soil mixed with compost, and cover them with a thin layer of soil. Keep the soil moist and warm (25-30°C) until germination, which can take up to 6 weeks.
Propagation by Stem Cuttings
Deinbollia borbonica Scheff. can also be propagated by stem cuttings. Take 10-15 cm long stem cuttings from a healthy parent plant, preferably in spring or summer. Remove the leaves from the bottom half of the cutting, leaving 2-3 leaves on the top. Dip the bottom end of the cutting in rooting hormone powder and plant it in well-draining soil mixed with perlite or sand. Water the soil until it is moist but not waterlogged. Cover the cutting with a plastic bag or a clear plastic container to retain the moisture. Keep the container in shade or indirect sunlight and maintain the humidity by misting the cutting regularly. After 3-4 weeks, roots will start to develop, and new leaves will emerge. Transplant the cutting to a bigger pot or outdoors in a sheltered location.
Disease and Pest Management for Deinbollia borbonica Scheff.
Deinbollia borbonica Scheff. is a hardy plant that is not prone to many diseases or pests. However, here are some common issues that might affect the plant and how to manage them:
Diseases:
Leaf Spot: Leaf spots are small, brownish-black spots that appear on the leaves. They are caused by fungal infections. To manage this issue, remove the heavily infected leaves and dispose of them. Water the plant in the morning and avoid getting water on the foliage. Apply a fungicide to the plant following manufacturer instructions.
Powdery Mildew: Powdery mildew is a fungal disease that affects the leaves of the plant. The infected leaves develop a white, powdery substance on the surface. To manage this issue, prune the infected leaves and apply a fungicide. Ensure that the plant has adequate air circulation.
Pests:
Spider Mites: Spider mites are small pests that suck sap from the leaves, causing brown spots. To manage this issue, apply a miticide to the affected plant. Avoid getting water on the foliage, which can cause the mites to spread.
Mealybugs: Mealybugs are small insects that feed on the plant's sap, causing yellowing and stunted growth. To manage this issue, remove the infected parts of the plant and apply a neem oil solution to the plant following the manufacturer's instructions.
Aphids: Aphids are small insects that suck sap from the leaves, causing curling and yellowing. To manage this issue, spray the plant with an insecticide and ensure the plant has adequate air circulation.
Regular inspections of the Deinbollia borbonica Scheff. plant will ensure early detection of the diseases and pests. Early intervention will prevent the spread of the diseases and pests and ensure the plant remains healthy.
