Contents
Description
Serissa is a group of small shrubs or trees that belong to the Rubiaceae family. This plant is native to Southeast Asia, mainly China and Japan. Serissa is also known as Snowrose, Tree of a Thousand Stars, and Japanese Boxthorn.
Taxonomic Information
| Domain | Eukarya |
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Gentianales |
| Family | Rubiaceae |
| Genus | Serissa |
Appearance
Serissa plants can grow up to 1-3 feet tall, and they have a compact, bushy growth habit. The leaves are small and oval-shaped, with a glossy green color. The flowers of Serissa are small, white or pink, and they bloom in the summer and fall. The flowers are fragrant and can last for several weeks.
Care Guide
Serissa plants require moderate care, and they are relatively easy to grow. Here are some tips for caring for your Serissa plant:
- Water: Serissa plants require regular watering, and the soil should be kept moist but not waterlogged.
- Fertilization: Serissa plants should be fertilized every two weeks during the growing season. Use a balanced fertilizer that is high in nitrogen.
- Soil: Serissa plants prefer well-draining, slightly acidic soil. Use a mix of peat moss, perlite, and sand.
- Sunlight: Serissa plants prefer bright, indirect sunlight. Too much direct sunlight can damage the leaves and flowers.
- Hardiness Zones: Serissa plants are hardy in USDA zones 8-11.
Common Pests & Diseases
Serissa plants are susceptible to several pests and diseases. Here are some common ones to look out for:
- Spider mites: These pests can cause yellowing and curling of the leaves. Use an insecticidal soap to control them.
- Mealybugs: These pests can cause a white, powdery substance to form on the leaves. Use an insecticidal soap to control them.
- Root rot: This disease is caused by overwatering and poorly-draining soil. Use a well-draining soil mix and avoid overwatering.
- Leaf spot: This disease is caused by a fungus and can cause brown spots on the leaves. Remove infected leaves and use a fungicide to control the spread.
Habitat
Serissa plants are native to Southeast Asia, and they grow in tropical and subtropical regions. They are commonly found in gardens, parks, and as indoor houseplants.
Question and Answer
Q: How often should I water my Serissa plant?
A: Serissa plants should be watered regularly, and the soil should be kept moist but not waterlogged.Q: What kind of soil should I use for my Serissa plant?
A: Serissa plants prefer well-draining, slightly acidic soil. Use a mix of peat moss, perlite, and sand.Q: What pests should I look out for on my Serissa plant?
A: Serissa plants are susceptible to spider mites and mealybugs. Use an insecticidal soap to control them.Q: What is the hardiness zone for Serissa plants?
A: Serissa plants are hardy in USDA zones 8-11.
Related Plants
- Carmona retusa (Fukien tea)
- Coffea arabica (Coffee plant)
References
- “Serissa,” Missouri Botanical Garden, accessed September 9, 2021, https://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?kempercode=c200.
- “Serissa foetida,” Gardening Know How, accessed September 9, 2021, https://www.gardeningknowhow.com/houseplants/serissa/serissa-foetida.htm.
- “Serissa,” University of Florida IFAS Extension, accessed September 9, 2021, https://sfyl.ifas.ufl.edu/media/sfylifasufledu/sarasota/horticulture-pdfs/plant-id/serissa.pdf.
