Origin and Common Names
Bulbophyllum burttii Summerh. is an orchid species that is native to Southeast Asia. It is commonly found in Thailand, Laos, and Vietnam. This orchid species is known by many common names, including Burtt's hairy Bulbophyllum, Burtt's orchid, and hairy Bulbophyllum.
General Appearance
Bulbophyllum burttii Summerh. is a small epiphytic orchid that typically grows between 5 and 10 centimeters tall. It has crowded, cylindrical pseudobulbs that are covered in fine hairs. The plant produces a single, thin, lanceolate leaf that grows up to 7 centimeters long. The leaf is deep green and glossy.
The flowers of Bulbophyllum burttii Summerh. are the most distinctive feature of the plant. They bloom in clusters of up to six flowers and are borne on an erect or slightly arching stem that grows up to 10 centimeters long. The individual flowers are small, measuring between 1 and 1.5 centimeters across. They are a deep maroon color and have a waxy, shiny texture. The lip of the flower is highly modified and resembles a long, thin tube.
Uses
Bulbophyllum burttii Summerh. is primarily grown as an ornamental plant for its unique and attractive flowers. It is a popular plant among orchid enthusiasts and collectors. In its native range, the plant has also been used in traditional medicine to treat various ailments, including fever and respiratory problems.
Light Requirements
Bulbophyllum burttii Summerh. requires bright but indirect light. It is important to avoid exposing the plant to direct sunlight as it may cause damage to the leaves. The plant can tolerate some shade but will not thrive in low light conditions.
Temperature Requirements
The ideal temperature range for Bulbophyllum burttii Summerh. is between 20°C to 30°C (68°F to 86°F). Temperatures below 15°C (59°F) should be avoided, as they can cause damage to the plant. High humidity and good air circulation are also important for this orchid.
Soil and Water Requirements
Bulbophyllum burttii Summerh. requires a well-draining potting mix that allows for good air circulation and moisture retention. A recommended mix is composed of orchid bark, sphagnum moss, and perlite.
Watering should be done thoroughly but infrequently. The plant should be allowed to partially dry out between waterings. Overwatering can lead to root rot and other issues. It is also important to take into consideration the plant's natural growth cycle when watering, as it may require more or less water depending on the season.
Cultivation Methods
The Bulbophyllum burttii Summerh. is a species of orchid native to Tanzania. It is an epiphyte, which means that it grows on tree branches and other plants without getting any nutrients from the soil. Therefore, it requires a well-draining growth medium that can hold moisture without getting waterlogged. A mixture of orchid bark, sphagnum moss, and perlite or vermiculite is a suitable option for growing Bulbophyllum burttii Summerh.
Watering Needs
The watering requirements of Bulbophyllum burttii Summerh. differ depending on the season, age, and growth stage of the plant. During the growing season, it needs regular watering, ensuring that the growing medium is moist but not waterlogged. As the plant matures and enters dormancy, reduce watering, allowing the growing medium to dry partially before the next watering. Overwatering can lead to root rot, which is a common problem with orchids.
Fertilization
Bulbophyllum burttii Summerh. requires regular fertilization to ensure healthy growth and abundant flowering. Use a balanced orchid fertilizer with a ratio of 20-20-20 or 20-10-20. Apply the fertilizer at half strength every two to three weeks during the growing season. Reduce fertilization during the dormant phase to promote healthy growth in the next growing season.
Pruning
Pruning is not necessary for the Bulbophyllum burttii Summerh. However, removing spent flowers and trim any damaged or dry leaves can promote healthy growth. When pruning, use sterilized tools to avoid spreading diseases to the plant. Also, avoid cutting into healthy tissue and only remove the damaged or dry parts.
Propagation of Bulbophyllum burttii Summerh.
Bulbophyllum burttii Summerh. can be propagated through various methods such as division, back bulbs, keikeis, and tissue culture.
Division
Division is a simple method that involves separating the plant into smaller sections, each consisting of a portion of the rhizome with at least one pseudobulb. The divisions can be potted separately and grown under suitable conditions, with high humidity and indirect sunlight. This method is best done during the growing season to minimize the stress on the plant.
Back bulbs
Back bulbs are old bulbs that have already bloomed and produced new growths. These growths can be separated from the back bulbs and potted individually. This method is also best done during the growing season to encourage faster growth and establishment.
Keikeis
Keikeis are small plantlets that grow from the base of the parent plant. They can be removed and potted separately once they have developed roots. This method is useful in maintaining the genetic purity of the plant and has a higher success rate when done during the growing season.
Tissue culture
Tissue culture is a more advanced method of propagation that involves culturing the plant cells in a laboratory under sterile conditions. This method is useful for mass production of plants in a short period and can help in the conservation of rare or endangered species. However, it requires specialized equipment and knowledge and is not commonly used by home gardeners.
Disease and Pest Management for Bulbophyllum burttii Summerh.
Bulbophyllum burttii Summerh. is a beautiful and unique orchid species that can be affected by various diseases and pests. Proper care and management are essential to ensure the plant's health and longevity. Here are some common diseases and pests that might affect Bulbophyllum burttii Summerh. and ways to manage them:
Diseases
Fungal diseases: Fungal diseases such as leaf spot, stem rot, and anthracnose can affect Bulbophyllum burttii Summerh. To manage these diseases, remove the infected parts of the plant and avoid overwatering. Ensure good air circulation and maintain proper humidity levels to prevent fungal growth. Apply fungicides as necessary.
Bacterial diseases: Bacterial diseases such as soft rot can cause the plant's leaves and roots to become mushy and discolored. To manage bacterial diseases, remove the infected parts of the plant and avoid overwatering. Maintain proper humidity and ventilation to prevent bacterial growth. Apply bactericides as necessary.
Viral diseases: Viral diseases such as mosaic virus can cause yellowing and mottling of the plant's leaves. Unfortunately, there is no cure for viral diseases, so the best approach is to remove the infected plant immediately to prevent further spreading.
Pests
Spider mites: Spider mites are tiny pests that suck the plant's sap, causing the leaves to turn yellow and dry out. To manage spider mites, spray the plant with a mist of water or insecticidal soap. Maintain proper humidity levels and avoid over-fertilizing, which can attract spider mites.
Mealybugs: Mealybugs are small, white, cotton-like pests that suck the plant's sap, leading to stunted growth and distorted leaves. To manage mealybugs, remove them manually with a cotton swab dipped in rubbing alcohol. Repeat the process every few days until the infestation is under control.
Scale insects: Scale insects are small, round, brown pests that attach themselves to the plant, sucking its sap and causing the leaves to yellow and drop. To manage scale insects, remove them manually or with a soft brush dipped in rubbing alcohol. Repeat the process every few days until the infestation is under control.
By keeping an eye on your Bulbophyllum burttii Summerh. and providing proper care and management, you can prevent and manage common diseases and pests, ensuring that your plant remains healthy and beautiful for years to come.
