Overview
Diplachne biflora Hack. var. buchananii Stapf, also known as Buchanan's diplachne, is a species of grass from the Poaceae family. It is native to the African continent, particularly in areas such as the Democratic Republic of Congo, Ethiopia, Tanzania, and Zimbabwe.Appearance
This plant has a unique appearance, with its leaves measuring between 5-60cm in length and 2-5mm in width. Its culms range from 15-80cm in height and can be either erect or decumbent. Its inflorescence is composed of spikelets that are 6-10mm in length and 2-4mm in width.Uses
Buchanan's diplachne has various uses. In its native Africa, it is a source of forage for livestock such as sheep and goats. It can also be used for soil stabilization purposes in areas prone to erosion. Additionally, it has been used as a traditional medicine to treat various ailments such as fever and headaches.Common Names
This grass species has several common names, including Buchanan's diplachne, African basketgrass, and two-flowered diplachne.Light requirements
The Diplachne biflora Hack. var. buchananii Stapf plant typically requires full sunlight exposure for optimal growth and development. It cannot grow properly in dimly lit areas or heavy shade.
Temperature requirements
Diplachne biflora Hack. var. buchananii Stapf can grow in different temperature conditions depending on the region of growth. However, the ideal temperature range for this plant ranges from 20°C to 30°C. Temperatures below 10°C or above 40°C are detrimental and can lead to stunted growth.
Soil requirements
This plant prefers fertile well-drained soils with moderate moisture retention capacity due to its deep roots. It grows in sandy or loamy soils and is sensitive to waterlogging. The pH of the soil should range between 5.0-7.5, which is slightly acidic to neutral. Regular fertilization and the addition of organic matter can promote optimal growth and development.
Cultivation Methods
The Diplachne biflora Hack. var. buchananii Stapf, commonly known as Buchanan's crowfoot grass, is a hardy plant that is easy to grow. It is best planted in early spring or late fall when the soil is moist but well-drained. The plant prefers full sun but can tolerate some light shade. It is a great addition to gardens, landscapes, and natural areas.
Watering Needs
The Buchanan's crowfoot grass requires moderate watering during the growing season, especially during prolonged dry spells. The plant prefers well-draining soil to prevent excess moisture, which can lead to root rot. Overwatering should be avoided as it can weaken the plant's roots and encourage the growth of harmful fungi.
Fertilization
Regular fertilization ensures that the Diplachne biflora Hack. var. buchananii Stapf plant retains its healthy green color and remains sturdy. The plant can be fertilized with a balanced ratio of nitrogen, phosphorus, and potassium at the beginning of the growing season. The application of organic fertilizer or a slow-release fertilizer can also improve soil fertility, especially when applied in early spring.
Pruning
Pruning the Buchanan's crowfoot grass is unnecessary as it's slow-growing and stays in a mounded shape. However, removing the dead leaves at the base of the plant can prevent pests and diseases. The plant should be trimmed to the ground during the late winter or early spring when the new growth begins to emerge. This pruning will promote healthy growth in the coming season.
Propagation of Diplachne biflora Hack. var. buchananii Stapf
The plant Diplachne biflora Hack. var. buchananii Stapf, also known as Buchanan's crowfoot grass, is a warm-season perennial grass that can be propagated through both vegetative and seed methods.
Vegetative propagation
Vegetative propagation of Diplachne biflora Hack. var. buchananii Stapf can be done by dividing the clumps or rhizomes. This method is usually done during the late spring or early summer when the plant has just emerged from dormancy. The clumps or rhizomes should be divided in such a way that each division has both roots and shoots. The divisions should then be planted in well-draining soil and watered regularly until new growth appears.
Seed propagation
Seed propagation of Diplachne biflora Hack. var. buchananii Stapf can be done by collecting seeds in the fall after the seed heads have dried. The seeds should be stored in a cool, dry place until the following spring when they can be sown directly in the soil or started indoors. If starting the seeds indoors, they should be sown in a well-draining soil mix in a container with drainage holes. The container should be kept in a warm, bright location and kept evenly moist until the seedlings emerge. The seedlings can then be transplanted into larger containers or directly into the ground.
Disease Management
The plant Diplachne biflora var. buchananii can be affected by various diseases such as fungus infections and viral diseases. To manage fungal infections, it is best to avoid overhead watering and cut off any infected plant parts immediately. It is necessary to ensure that the plant has proper air circulation and avoid crowded growth conditions. For viral diseases, it is essential to maintain cleanliness and practice proper sanitation to prevent the spread of the disease. It is also beneficial to quarantine any infected plants to prevent the disease's spread.
Pest Management
Diplachne biflora var. buchananii can be susceptible to pest infestations such as aphids, mealybugs, and spider mites. To manage aphids, it is best to use insecticidal soaps or neem oil to control the infestation. For mealybugs, spraying the affected plant with rubbing alcohol or neem oil can be effective. Spider mites can be controlled by pruning and removing infested plant parts and spraying the plant with water to keep the plant's foliage clean. It is also essential to make sure the plant is healthy and not stressed, which can attract pests.
