Buxus Sinica Var. Insularis Nana, commonly known as Korean Boxwood, is an evergreen shrub that belongs to the Buxaceae family. It is native to Korea, Japan, and China and is widely used for ornamental purposes due to its dense foliage and compact growth habit. The plant has a slow growth rate and can reach a maximum height of 3 feet with an equal spread. It is a popular choice for low hedges, borders, and as a foundation plant.
Contents
Taxonomic Information
| Domain | Eukarya |
|---|---|
| Kingdom | Plantae |
| Phylum | Spermatophyta |
| Class | Magnoliopsida |
| Order | Buxales |
| Family | Buxaceae |
| Genus | Buxus |
Appearance
The leaves of Buxus Sinica Var. Insularis Nana are small, glossy, and dark green in color. They are ovate to elliptic in shape and measure around 1 inch in length. The plant produces small, cream-colored flowers in late spring, which are inconspicuous. The bark of the plant is smooth and grayish-brown in color. The plant has a dense growth habit and requires regular pruning to maintain its shape.
Care Guide
Water: Korean Boxwood requires regular watering, especially during the summer months. The soil should be kept moist but not waterlogged.
Fertilization: The plant requires regular fertilization with a balanced fertilizer during the growing season. Fertilizer should be applied in early spring and again in late summer.
Soil: Korean Boxwood prefers well-drained soil with a slightly acidic pH. It can tolerate a wide range of soil types but does not do well in waterlogged soil.
Sunlight: The plant prefers partial to full sun but can tolerate some shade. It should be protected from strong winds and hot, dry conditions.
Hardiness Zones: Buxus Sinica Var. Insularis Nana is hardy in USDA zones 5-9.
Common Pests & Diseases
Korean Boxwood is susceptible to several pests and diseases, including boxwood leafminer, boxwood mite, and boxwood blight. Proper care and maintenance, including regular pruning and fertilization, can help prevent these issues. If infestations occur, insecticides and fungicides may be necessary.
Habitat
Buxus Sinica Var. Insularis Nana is native to Korea, Japan, and China and is commonly found in forests, hillsides, and along riverbanks. It prefers moist, well-drained soil and partial to full sun.
Question and Answer
Q. Is Korean Boxwood deer-resistant?
A. Yes, Korean Boxwood is deer-resistant due to its dense foliage and strong scent.
Q. Can Korean Boxwood be grown in containers?
A. Yes, Korean Boxwood can be grown in containers, but it requires regular watering and fertilization.
Q. How often should Korean Boxwood be pruned?
A. Korean Boxwood should be pruned once or twice a year to maintain its shape and size.
Q. Is Korean Boxwood toxic to pets?
A. Yes, all parts of the plant are toxic to pets if ingested.
Related Plants
- Buxus sempervirens (Common Boxwood)
- Buxus microphylla (Japanese Boxwood)
- Buxus harlandii (Harland Boxwood)
- Buxus colchica (Caucasian Boxwood)
References
- Dirr, M. A. (2009). Manual of woody landscape plants: their identification, ornamental characteristics, culture, propagation and uses. Stipes Publishing.
- Gilman, E. F. (1997). Buxus sinica var. insularis ‘Nana’: Dwarf Korean Boxwood. University of Florida IFAS Extension.
- Huxley, A., & Griffiths, M. (1992). The new Royal Horticultural Society dictionary of gardening. Macmillan Press.
