Contents
Description
Rhynchoglossum Azureum, commonly known as the Blue Butterfly Vine, is a vigorous evergreen vine that belongs to the family Gesneriaceae. It is native to Southeast Asia, particularly in Thailand, Malaysia, and Indonesia. The plant produces clusters of blue, trumpet-shaped flowers that resemble butterflies, hence its common name. The flowers bloom from late spring to early autumn and are known to attract butterflies and hummingbirds. The plant’s foliage is also attractive, with glossy, dark green leaves that have a velvety texture.
Taxonomic Information
| Domain | Eukaryota |
| Kingdom | Plantae |
| Phylum | Tracheophyta |
| Class | Magnoliopsida |
| Order | Lamiales |
| Family | Gesneriaceae |
| Genus | Rhynchoglossum |
Appearance
The Blue Butterfly Vine is a fast-growing, twining vine that can reach up to 20 feet in height. Its leaves are thick, glossy, and dark green, with a velvety texture. The plant produces clusters of blue, trumpet-shaped flowers that are about 2 inches long and 1.5 inches wide. The flowers have five petals that are fused at the base, forming a tube. The upper lip of the flower is two-lobed, while the lower lip is three-lobed. The flowers bloom from late spring to early autumn and are followed by small, elongated fruit capsules that contain numerous seeds.
Care Guide
Water: The Blue Butterfly Vine prefers consistently moist soil but can tolerate short periods of drought. Water the plant regularly, especially during the growing season.
Fertilization: Fertilize the plant every two to three weeks during the growing season with a balanced, water-soluble fertilizer.
Soil: The Blue Butterfly Vine prefers well-draining, fertile soil that is rich in organic matter.
Sunlight: The plant prefers partial shade to full sun. In areas with hot summers, it benefits from some afternoon shade.
Hardiness Zones: The Blue Butterfly Vine is hardy in USDA zones 9 to 11.
Common Pests & Diseases
The Blue Butterfly Vine is relatively pest and disease-free. However, it can be susceptible to spider mites, mealybugs, and aphids. To prevent infestations, keep the plant healthy and free from stress. If necessary, treat the plant with insecticidal soap or neem oil.
Habitat
The Blue Butterfly Vine is native to Southeast Asia, particularly in Thailand, Malaysia, and Indonesia. It grows in a variety of habitats, including forests, savannas, and disturbed areas. The plant prefers moist, tropical climates with adequate rainfall.
Question and Answer
Q: Is the Blue Butterfly Vine poisonous?
A: No, the Blue Butterfly Vine is not poisonous to humans or pets.
Q: Can the Blue Butterfly Vine be grown in a container?
A: Yes, the plant can be grown in a container, but it may need support as it can grow quite tall.
Q: How often should I prune the Blue Butterfly Vine?
A: Prune the plant regularly to control its size and shape. You can prune it in late winter or early spring before new growth begins.
Q: How long does it take for the Blue Butterfly Vine to bloom?
A: The plant usually blooms from late spring to early autumn, depending on the climate and growing conditions.
Related Plants
- Rhynchoglossum obliquum
- Rhynchoglossum notonianum
- Rhynchoglossum azureum ‘Silver Leaf’
- Rhynchoglossum gardneri
References
- “Rhynchoglossum azureum.” Missouri Botanical Garden, www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=291954.
- “Rhynchoglossum azureum – Blue Butterfly Vine.” San Marcos Growers, www.smgrowers.com/products/plants/plantdisplay.asp?plant_id=3942.
- “Rhynchoglossum azureum (Gesneriaceae).” PlantZAfrica, http://pza.sanbi.org/rhynchoglossum-azureum.
