Dahlia odorifera

Dalbergia odorifera

I will explain the growth characteristics, propagation methods, cultivation methods, garden uses, major pests and diseases, and control methods of Dahlia odorifera.

Growth Characteristics
Dahlia odorifera is an evergreen broad-leaved tree that grows primarily in subtropical and tropical regions. Mature trees reach a height of approximately 10 to 15 meters, and the trunk diameter can reach up to 60 centimeters. In particular, the tree's fragrant wood is used in the manufacture of high-end furniture and crafts. This plant prefers well-drained soil and a sunny environment.

Propagation Methods
Dahlia odorifera is mainly cultivated through seed propagation. It is recommended to use fresh seeds to increase the germination rate, and seeds typically germinate well at temperatures between 20 and 25 degrees Celsius. It can also be propagated through cuttings. Semi-hardwood cuttings are used, and attempting this during the summer is the most efficient method. Cultivation Methods

Young seedlings should be kept away from direct sunlight for the first one to two years and grown in appropriate shade. It is important that the soil is well-drained and maintains a pH of slightly acidic to neutral. Water sufficiently but be careful not to overwater; it is recommended to use slow-release fertilizer in early spring and late autumn.

Garden Use

Dahlia odorifera is primarily used as an ornamental tree in gardens. Its lush foliage and fragrant scent add a unique charm to the garden. If space is sufficient, it can be planted as a single plant or in small clusters.

Major Pests and Control Methods

Insects such as the Hovenia dulcis (Hovenia dulcis) can affect Dahlia odorifera. They primarily feed on leaves and new shoots, hindering plant growth. Effective control methods include periodic pruning and the removal of larvae. In severe cases, the use of appropriate insecticides may also be considered. As fungal diseases may occur, it is important to prevent them in the early stages through periodic pest inspections as a preventive measure.

Please refer to this information to grow your Dahlia odorifera in good health.

Plant Family	legumes
Height	10~15m
Colors	yellow
Bloom Period	April to June
Water Needs	commonly
Exposure	Sunny
Freezing Resistance	-10°C

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