Overview
Stictocardia macalusoi (Mattei) Verdc. is a species of flowering plant in the morning glory family, Convolvulaceae. It is known by the common names Philippine violet, purple bell vine, and Ipomoea macalusoi. The plant is native to the Philippines and is also cultivated in other parts of the world for its ornamental value.
Appearance
Stictocardia macalusoi is a vigorous vine with twining stems that can reach over 10 meters long. The leaves are usually heart-shaped or slightly lobed and can be up to 20 cm long and 18 cm wide. The flowers are large and showy, with a bell-shaped corolla that is about 5 cm long and 6 cm wide. The corolla is deep purple with a central yellowish-white throat. The plant blooms from late spring to fall and is very attractive to bees.
Uses
Stictocardia macalusoi is primarily grown for its ornamental value, as it can quickly cover a trellis or fence with its lush foliage and beautiful flowers. It is also sometimes used in traditional medicine in the Philippines, where it is believed to have antimicrobial properties and is used to treat wounds and fever. However, further research is needed to confirm its medicinal properties.
In addition, the vine is sometimes used in landscaping to provide shade and privacy, and it can also be used as a ground cover or container plant. It prefers full sun and moist, well-drained soil and can be propagated by seeds or cuttings.
Light Requirements
Stictocardia macalusoi requires full to partial exposure to sunlight for optimal growth. It prefers bright and indirect lighting conditions to thrive. These plants should be placed in a location where they can receive at least six hours of sunlight each day.
Temperature Requirements
The ideal temperature range for the growth of Stictocardia macalusoi is between 20°C to 30°C. These plants are sensitive to cold temperatures, and their growth and development may be stunted if exposed to temperatures below 15°C.
Soil Requirements
The soil for Stictocardia macalusoi should be well-draining, rich, and fertile, with a pH of 6.0 to 7.5. A combination of sand, loam, and organic matter in the soil is ideal for these plants. The soil should be kept moist, but not waterlogged, as excessive water can lead to root rot.
Cultivation of Stictocardia macalusoi
Stictocardia macalusoi also goes by the name of Blue Trumpet Vine and is a fast-growing, woody climber. As a tropical climber, it thrives in warm temperatures and requires a frost-free environment.
It can be grown in containers or planted in the ground with adequate support. When growing in containers, it is essential to choose a large-sized pot that is at least 15 inches deep and wide. This provides sufficient room for the plant's roots to grow.
The plant prefers well-drained, sandy soil but can grow in a wide range of soil types. It also requires a moderate amount of sunlight to thrive and grow properly.
Watering Needs for Stictocardia macalusoi
Stictocardia macalusoi requires consistent watering, and its soil should be kept slightly moist but not waterlogged. During the summer months, it requires more watering due to its high evaporation rate. It is recommended to water the plant every two to three days during the summer months and every four to five days during the winter months.
It is essential to avoid overwatering the plant as this can lead to root rot, which can damage or kill the plant.
Fertilization of Stictocardia macalusoi
Stictocardia macalusoi requires regular fertilization to maintain proper growth and healthy foliage. It is best to use a balanced fertilizer that has equal parts nitrogen, phosphorus, and potassium.
During the growing season, the plant should be fertilized every two weeks. You must stop fertilization during the winter months as this period is known as the plant's rest season.
Pruning of Stictocardia macalusoi
Pruning is essential to prevent the plant from becoming too bushy and maintaining its desired shape. Regularly remove dead or damaged leaves or flowers to give the plant space to grow.
The best time to prune the plant is in late winter or early spring before the start of the growing season. This allows the plant to recover before the next growing season.
By following the above cultivation methods, watering needs, fertilization, and pruning, you can help the Stictocardia macalusoi plant thrive and reach its full potential. This plant can add beauty to any outdoor living space or garden and is worth the care and attention it requires.
Propagation of Stictocardia macalusoi (Mattei) Verdc.
Stictocardia macalusoi (Mattei) Verdc. is a perennial climbing vine that is native to tropical Africa. It is popularly grown as an ornamental plant due to its attractive, funnel-shaped orange flowers and glossy leaves.
Propagation by seed
The recommended method of propagation for Stictocardia macalusoi (Mattei) Verdc. is by seeds. The seeds of this plant are small, black, and hard-coated. Collect seeds from mature fruits that are firm and fully developed. The best time to collect seeds is when the fruit capsules have turned yellow or brown and have started to split open.
Soak the seeds in warm water for at least 24 hours before planting to soften up the seed coat. Plant the seeds about 1 cm deep in a well-draining propagation medium. Keep the soil moist and warm at about 25°C. Germination should occur within 2-3 weeks.
Propagation by stem cuttings
Propagation of Stictocardia macalusoi (Mattei) Verdc. by stem cuttings is also possible. Take 10-15 cm long semi-hardwood stem cuttings from young, healthy plants during the growing season. Make sure that each cutting has at least 2-3 leaves and a small section of stem that is soft and green.
Remove the lower leaves from the cuttings and dip the cut end in a rooting hormone powder. Plant the cuttings in a well-draining propagation medium, burying the stem deep enough to hold them upright. Cover the cuttings with a plastic bag or a glass jar to maintain high humidity. Keep the soil slightly moist and place the cuttings in bright, indirect sunlight. The cuttings should develop roots in 4-6 weeks.
Transplant both the seedlings and rooted cuttings into pots filled with well-draining soil mix after they have grown to a suitable size.
Disease management for Stictocardia macalusoi (Mattei) Verdc.
The plant Stictocardia macalusoi (Mattei) Verdc. is resistant to several diseases, but like other plants, it can be vulnerable to some diseases which might affect its growth and flowering. Some common diseases that can affect this plant are:
- Leaf Spot: Leaf spot is a common disease that can be caused by different fungi or bacteria. Symptoms of this disease include the formation of small, dark spots on the leaves. Fungicides or copper-based sprays can be used to manage this disease.
- Mildew: Mildew is another disease that can affect Stictocardia macalusoi. It is caused by the presence of a fungus and usually appears as whiteish-grey powdery patches on the leaves. To manage mildew, you can prune affected plant parts and apply fungicides.
- Root Rot: Overwatering or poor soil drainage can lead to root rot, which is a disease that affects the roots of the plant. Symptoms of root rot include wilting of the leaves and a damp, musty smell around the base of the plant. Proper soil drainage and reducing water can help manage root rot.
Pest management for Stictocardia macalusoi (Mattei) Verdc.
Like diseases, pests can also affect Stictocardia macalusoi. Here are some common pests that might affect this plant and ways to manage them:
- Spider Mites: Spider mites are tiny pests that feed on the sap of the plant and cause yellow spots on the leaves. They can be managed by using insecticidal sprays or releasing predatory mites.
- Mealybugs: Mealybugs are white, fluffy pests that can be found on the leaves and stems of the plant. To manage mealybugs, you can remove them manually, use insecticidal soaps or oils, or introduce predators such as ladybugs.
- Aphids: Aphids are small insects that suck on the sap of the plant and can cause damage to its growth and overall health. To manage aphids, you can use neem oil or insecticidal soaps and introduce beneficial insects like lacewings.
Regular monitoring of the Stictocardia macalusoi plant for potential diseases or pests is key to maintain its health and ensure the longevity of the plant.
