Contents
Description
Microcala Quadrangularis is a species of flowering plant belonging to the family Rubiaceae. It is native to Southeast Asia, particularly in Thailand, Vietnam, and Malaysia. This plant is also known as the Four-Angled Stem Microcala or Khoa Khao in Thai. It is an evergreen shrub that can grow up to 2 meters tall.
Taxonomic Information
| Domain | Eukaryota |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Gentianales |
| Family | Rubiaceae |
| Genus | Microcala |
| Species | M. quadrangularis |
Appearance
The leaves of Microcala Quadrangularis are ovate to oblong in shape, measuring about 5 to 10 cm long and 2 to 5 cm wide. They are smooth and glossy, with prominent veins and a dark green color. The plant produces small, white, tubular flowers that grow in clusters at the end of the branches. The fruits are small and round, measuring about 4 to 5 mm in diameter, and turn black when ripe.
Care Guide
Water: Microcala Quadrangularis requires regular watering, especially during the growing season. The soil should be kept moist but not waterlogged.
Fertilization: The plant benefits from regular fertilization with a balanced fertilizer during the growing season.
Soil: Microcala Quadrangularis prefers well-draining soil that is rich in organic matter. It can tolerate slightly acidic to slightly alkaline soil.
Sunlight: The plant prefers partial shade to full sun exposure. It can tolerate full shade, but it may affect its growth and flowering.
Hardiness Zones: Microcala Quadrangularis can grow in USDA hardiness zones 10 to 11.
Common Pests & Diseases
The most common pests that can affect Microcala Quadrangularis are mealybugs, spider mites, and scale insects. These pests can be controlled with insecticidal soap or neem oil. The plant is also susceptible to root rot if overwatered or grown in poorly-draining soil.
Habitat
Microcala Quadrangularis is native to Southeast Asia, particularly in Thailand, Vietnam, and Malaysia. It can be found in lowland forests and along riverbanks.
Question and Answer
Q: Is Microcala Quadrangularis a good indoor plant?
A: Yes, Microcala Quadrangularis can be grown indoors as long as it is provided with adequate sunlight and water.
Q: Can Microcala Quadrangularis tolerate drought?
A: No, Microcala Quadrangularis requires regular watering and cannot tolerate drought.
Q: How often should I fertilize Microcala Quadrangularis?
A: Microcala Quadrangularis benefits from regular fertilization with a balanced fertilizer during the growing season.
Q: What is the ideal temperature range for Microcala Quadrangularis?
A: Microcala Quadrangularis prefers temperatures between 18 and 30 degrees Celsius.
Related Plants
- Microcala ceylonica
- Microcala decora
- Microcala diversifolia
- Microcala grandiflora
References
- “Microcala quadrangularis – Four-Angled Stem Microcala.” World Flora Online. http://www.worldfloraonline.org/taxon/wfo-0000305506
- “Microcala quadrangularis.” Plantz Africa. https://www.plantzafrica.com/plantklm/microcalaquad.htm
- “Microcala quadrangularis.” Missouri Botanical Garden. http://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=282150&isprofile=0&
