Source: Wikimedia Commons
Serissa
IntermediateSerissa japonica
Evergreen shrub covered in tiny white star-shaped flowers. Extremely small leaves perfect for shohin to mini bonsai. Roots thicken well for exposed root style. Indoor capable.
About
Serissa japonica is a species of flowering plants in the family Rubiaceae. It is the sole species in genus Serissa. It is native to open sub-tropical woodlands and wet meadows in southeast Asia, from India, and China to Japan. It is commonly called the snowrose, tree of a thousand stars, or Japanese boxthorn. Snowrose and tree of a thousand stars are different cultivars. The only method of differentiating is measuring the difference in the shape and size of the flowers produced.
Source: Wikipedia (CC BY-SA 4.0)
Basic Info
Origin
India and Southeast Asia
Lifespan
30-50 years
Size
5-30cm (bonsai size)
Temperature
-5〜35℃
Watering & Fertilizer
Fertilizer (regular)
Growing Tips
Placement
Outdoor sun to bright indoor location
Watering
Water when topsoil dries. Dislikes both over and underwatering
Styling
Utilize tiny leaves for mini bonsai. Exposed roots popular too
Notes
Sensitive to environmental changes. Don't move frequently
Serissa FAQ
QWhat is the growing difficulty level for Serissa?
Intermediate. A variety suitable for intermediate growers. Requires some cultivation experience and knowledge of environment management. Pay careful attention to temperature and humidity control.
QWhat is the ideal temperature for Serissa?
The ideal temperature for Serissa is -5〜35℃. Avoid sudden temperature changes and maintain a stable environment.
QWhat is the lifespan of Serissa?
The average lifespan of Serissa is 30-50 years. With proper cultivation environment and nutrient management, you can keep it healthy for a long time.
QHow large does Serissa get?
The mature size of Serissa is 5-30cm (bonsai size). This may vary slightly depending on cultivation environment and individual differences.
QHow should I water and fertilize Serissa?
Serissa: watering & fertilizer — Fertilizer (regular). Aim for appropriate frequency and amount.
QWhat is the typical price for Serissa?
The price of Serissa varies significantly by variety, characteristics, size, and lineage. Please check ボタちょく's price guide for the latest market information.
Last updated: June 24, 2026
Growing Specifications
- USDA Zone
- 7–9
References & Sources
Edited & verified by: BoTachoku Editorial Team
The classifications, regulations, and growing data on this page are created and verified based on the primary information database below.
Taxonomy & Authority
Accepted name: Serissa japonica (Thunb.) Thunb.
Synonyms: Buchozia japonica (Thunb.) Callm., Serissa buxifolia Dum.Cours., Serissa serissoides (DC.) Druce, Serissa crassiramea (Maxim.) Nakai, Serissa democritea Baill., Serissa foetida (L.f.) Willd.
Authority databases: GBIF · POWO
Nomenclature follows global taxonomic authority databases.
Regulations & Conservation Status
Sources: CITES Checklist of CITES Species
Regulations may change. Always verify the latest information with the relevant authorities.
Related Species
Find listings for this species
Related Articles
How to Choose a Bonsai Pot | The Basics of Matching Pots to Tree Species and Shape
This article explains the fundamentals of bonsai pot selection, including the differences between unglazed and glazed pots, selecting pot depth based on tree shape, and balancing tree size with pot dimensions.
Leaf Pruning of Deciduous Bonsai (Hagari) — A Summer Technique to Promote Smaller Leaves and Finer Branching
Explains the timing of leaf pruning for deciduous bonsai, the differences between full defoliation and partial defoliation, and how to determine whether to apply it, introducing the fundamentals to achieve smaller leaves and finer branching.
Beginner Bonsai: Year-One Growing Schedule by Species
Beginner Bonsai: Year-One Growing Schedule by Species
Bonsai Root Growth and Healthy Root System Development: Root Establishment Management and Repotting Timing
The importance of root system development in bonsai and practical management methods. Without a healthy root system, tree form and nutrient absorption will decline. This article explains in detail the mechanisms and conditions of root growth, as well as proper repotting timing.