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Sea buckthorn
Rhamnus davurica
Rhamnus davurica is a deciduous broad-leaved shrub that grows primarily in northern Asia. The following describes the growth characteristics, propagation methods, cultivation methods, garden uses, major pests and diseases, and control methods for Rhamnus davurica. Growth Characteristics - Height: Generally grows up to 2–4 meters, but can grow taller depending on environmental conditions. - Leaves: The leaves are ovate or elliptical, glossy green, and turn yellow in the autumn. - Flowers: Small, pale green flowers bloom between May and June; the plant is monoecious, meaning both male and female flowers are present on the same tree. - Fruit: Small, black berries develop around August and September and serve as food for birds. Propagation Methods - Seed Propagation: Seeds must be obtained from the fruit and planted in early spring. Cold treatment (refrigeration) for 1–2 months may be necessary to increase the germination rate. - Propagation by Cuttings: In the summer, cut new branches 10–15 cm in length and plant them in sand or potting soil to encourage rooting. Cultivation Methods - Soil: It prefers well-drained soil and can adapt to various soil conditions. - Sunlight: It thrives in full sun but can tolerate partial shade. - Watering: Avoid overwatering; water only when the soil is dry. Uses in the Garden - Hedges: It can grow densely to serve as a hedge and offers excellent decorative appeal. - Bird Food: The fruit serves as food for birds, making it suitable for ecological gardens. Major Pests and Control Methods - Diseases: There are no major diseases, but fungal diseases may occur in poorly ventilated environments. - Control: Improve ventilation and use fungicides if necessary. - Pests: Aphids may occur. - Control: For mild cases, wash with water; if necessary, use soapy water or petroleum extracts. Rhamnus daburica is a relatively easy-to-care-for plant that adapts well to various environments, making it highly valuable for garden use. If grown healthily with regular check-ups, it provides a beautiful landscape.
Plant Type
Plant Family
Rhamnaceae
Height
5m
Spread
Colors
green
Bloom Period
May~June
Water Needs
commonly
Exposure
Sunny
Freezing Resistance
-30°C
small buckthorn
Rhamnus taquetii
Mountain yellow tree
Rhamnus crenata