Origin
Ipomoea bolusiana Schinz var. pinnatipartita Verdc. is a species of flowering plant in the morning glory family Convolvulaceae. It is native to Southern Africa.
Common Names
The plant is commonly known as the Split-leaf Morning Glory or Stoksdoring in Afrikaans.
Uses
Ipomoea bolusiana Schinz var. pinnatipartita Verdc. has a number of traditional medicinal uses in Southern Africa. The roots have been used to treat tuberculosis, while an infusion of the leaves has been used as a tonic, and a decoction of the leaves has been used as a lotion for wounds. The plant is also grown as an ornamental plant for its attractive flowers and foliage, and is commonly used in landscaping and as a hedge plant.
General Appearance
Ipomoea bolusiana Schinz var. pinnatipartita Verdc. is a perennial herb that can grow up to 2 meters in length. The leaves are deeply lobed, with each leaf divided into 3-5 narrow lobes. The flowers are showy, trumpet-shaped, and can be a range of colors including pink, purple, and white. The fruit is a capsule containing several seeds.
Light Requirements
The Ipomoea bolusiana Schinz var. pinnatipartita Verdc. plant requires full-sun exposure for optimal growth. The plant should be located in a position where it will receive at least six hours of direct sunlight per day, but too much direct sunlight can negatively impact growth. Therefore, it is ideal to provide partial shade during the hottest part of the day.
Temperature Requirements
The plant thrives in regions with mild temperatures and seasonal rainfall. For optimal growth, the temperature range should be between 20 to 30°C (68 to 86°F). However, the plant is quite tolerant of temperature fluctuations, and can endure warm and cool conditions, including light frost. Sudden temperature changes, however, can stress the plant and stunt its growth.
Soil Requirements
I. bolusiana requires adequate, well-draining soil to prevent root rot. The plant prefers a moderately acidic to alkaline soil pH, between 6.0 to 7.5, that is rich with organic matter, including compost or well-rotted manure. The soil should be moist but not wet, and regularly mulched to maintain moisture and prevent soil erosion. The plant can be grown both in pots and outdoor garden beds.
Cultivation Methods
Ipomoea bolusiana Schinz var. pinnatipartita Verdc. is a perennial plant that prefers a warm, sunny climate. It is best grown in well-draining soil that is rich in organic matter. This plant requires full sun to thrive, so choose a spot where it can receive at least six hours of sunlight daily. It can be propagated through stem cuttings or seeds.
Watering Needs
This plant requires moderate watering, especially during the growing season. Water the plant once or twice a week, depending on weather conditions. The soil should be kept slightly moist but not waterlogged. Overwatering can cause root rot, so ensure proper drainage. In the winter months, reduce watering frequency to maintain soil moisture.
Fertilization
Ipomoea bolusiana Schinz var. pinnatipartita Verdc. requires regular fertilization, about once a month, during the growing season. Use a balanced fertilizer with equal ratios of nitrogen, phosphorus, and potassium. You can also use a slow-release fertilizer applied at the beginning of the growing season, ensuring even distribution to avoid fertilizer burn.
Pruning
The Ipomoea bolusiana Schinz var. pinnatipartita Verdc. is a fast-growing vine that can become invasive if not properly pruned. Regular pruning is necessary to maintain its size and shape, prevent overgrowth, and encourage bushier growth. Prune the plant about 2 inches from the tips of the vines at least once or twice a year. Remove any dead or wilted leaves and stems to avoid attracting pests and diseases.
Propagation of Ipomoea bolusiana Schinz var. pinnatipartita Verdc.
Ipomoea bolusiana Schinz var. pinnatipartita Verdc. can be propagated through various methods:
Seed Propagation
The plant produces capsules containing seeds. The seeds can be collected and sown directly into the soil or in pots filled with a well-draining potting mix. The seeds should be planted at a depth of 1/4 inch and kept moist until germination occurs, which usually takes around 10-14 days. Once the seedlings have grown to a height of 4-6 inches, they can be transplanted to their permanent position.
Cutting Propagation
Ipomoea bolusiana Schinz var. pinnatipartita Verdc. can be propagated through stem cuttings. The cuttings should be taken from a mature plant during the spring or summer months when the plant is actively growing. The cuttings should be around 4-6 inches long and should have at least two nodes. Remove the bottom leaves of the cutting and plant it in a well-draining potting mix. Keep the soil moist and in a warm location with bright, indirect sunlight. Roots should start to develop in about 2-3 weeks. Once the roots have developed, the cutting can be transplanted to its permanent position.
Division Propagation
Ipomoea bolusiana Schinz var. pinnatipartita Verdc. can also be propagated through division. This method is best done during the spring or summer months when the plant is actively growing. Dig up the plant and gently separate the roots into sections, making sure each section has a good root system. Replant the sections in well-draining soil and water thoroughly. Make sure the soil remains moist until the plant has established a new root system.
Disease and Pest Management for Ipomoea bolusiana Schinz var. pinnatipartita Verdc.
Ipomoea bolusiana Schinz var. pinnatipartita Verdc. is a hardy plant that is generally resistant to diseases and pests, when given the proper care and maintenance. However, there are some common diseases and pests that can still affect this plant. It is important to recognize the signs of these problems and take necessary actions to prevent and manage them.
Common Diseases
One common disease that may affect this plant is fungal leaf spot. It is caused by fungal pathogens and produces small, circular spots on the leaves. To manage this disease, remove the affected plant parts and clean up fallen leaves around the plant. Prune away any damaged areas and avoid overhead watering to prevent the spread of fungal spores. Apply a fungicide to the plant as a preventive measure.
Another common disease that may affect Ipomoea bolusiana Schinz var. pinnatipartita Verdc. is root rot. It is caused by various fungal pathogens that can infect the roots, causing them to rot. To manage this disease, improve soil drainage and avoid overwatering the plant. Remove any infected plant parts and apply a fungicide to the plant as a preventive measure.
Common Pests
One common pest that may affect this plant is spider mites. These tiny pests often appear on the underside of the leaves and suck the sap from the plant, causing leaves to turn yellow and fall off. To manage spider mites, regularly spray the plant with a strong stream of water to dislodge them. You can also apply a pesticide labeled for spider mites.
Another common pest that may affect Ipomoea bolusiana Schinz var. pinnatipartita Verdc. is whiteflies. They are small, winged insects that suck the sap from the plant, causing the leaves to become yellow. To manage whiteflies, release natural predators such as ladybugs or lacewings to control their population. You can also apply a pesticide labeled for whiteflies.
Overall, regular inspection, proper soil drainage, and maintaining good cultural practices will help prevent and control disease and pest problems on Ipomoea bolusiana Schinz var. pinnatipartita Verdc.
