Japanese Plum Yew Cephalotaxus harringtonia var. drupacea

Names

• Family

  Cephalotaxaceae

• Synonyms

  Japanese Plum Yew, Cow's Tail Pine, Korean Plum Yew, Harrington's Plum Yew, Japanese Cowtail Pine

• Common names

  Cephalotaxus drupacea, Cephalotaxus harringtonii var. drupacea, Cephalotaxus harringtonia var. drupacea, Cephalotaxus nana, Cephalotaxus fortunei var. drupacea, Taxus harringtonia.

Toxicity

• To humans

  The plant commonly referred to as Japanese plum yew contains certain alkaloids that can be toxic to humans if ingested. The level of toxicity can vary based on the quantity consumed and the individual sensitivity. Symptoms of Japanese plum yew poisoning may include vomiting, abdominal pain, and potentially more severe effects such as low blood pressure or respiratory depression in extreme cases. Care should be taken to avoid ingesting any part of the plant.

• To pets

  Japanese plum yew is also toxic to pets, including dogs and cats, due to the presence of alkaloids. If pets consume parts of this plant, they could experience symptoms such as vomiting, diarrhea, weakness, and in severe instances, there could be risks of more serious effects like changes in heart rate or blood pressure. It is important to prevent pets from ingesting any part of the plant to avoid the risk of poisoning.

Characteristics

• Life cycle

  Perennials

• Foliage type

  Evergreen

• Color of leaves

  Green

• Height

  10-20 feet [3-6 meters]

• Spread

  6-12 feet [2-4 meters]

• Plant type

  Shrub

• Hardiness zones

  6-9

• Native area

  Japan Korea

General Benefits

• Ornamental Value: Cephalotaxus harringtonia var. drupacea, commonly known as the Japanese Plum Yew, is prized for its beautiful, dark green, needle-like foliage and compact, conical shape, making it an attractive addition to gardens and landscapes.
• Drought Resistance: The Japanese Plum Yew is known for its ability to withstand periods of drought once established, reducing the need for frequent watering and making it suitable for xeriscaping.
• Shade Tolerance: This plant thrives in shaded environments where other plants may struggle to grow, providing a lush, green presence in darker areas of a garden.
• Deer Resistance: The Japanese Plum Yew is relatively resistant to browsing by deer, making it a good choice for areas where deer are a common problem for gardeners and landscapers.
• Low Maintenance: It requires minimal upkeep beyond occasional pruning to maintain its shape, making it a convenient option for both novice and experienced gardeners.
• Erosion Control: With its dense growth habit and strong root system, the Japanese Plum Yew can help prevent soil erosion in sloped areas.
• Year-Round Interest: As an evergreen plant, it provides year-round color and texture in the garden, even in the dreary winter months.
• Wildlife Habitat: It can serve as a habitat for wildlife, offering shelter and protection for small animals and birds in the landscape.

Medical Properties

• Antitumor activity: Cephalotaxus harringtonia var. drupacea, commonly known as Japanese plum yew, contains alkaloids such as harringtonine which have been studied for their potential to inhibit the growth of cancer cells.
• Antifungal properties: Extracts from the plant have shown activity against certain fungal pathogens, indicating potential use in treating fungal infections.
• Antiviral properties: Some studies suggest that compounds in Japanese plum yew may have activity against certain viruses.
• Immunosuppressive effects: The alkaloids, including harringtonine, might possess immunosuppressive properties, which could be potentially useful in conditions where suppression of the immune system is required.

Air-purifying Qualities

This plant is not specifically known for air purifying qualities.

Other Uses

• The wood of Cephalotaxus harringtonia, commonly known as the Japanese plum yew, can be utilized in woodworking and carpentry for its fine texture and workability.
• Its slow growth habit and tolerance to shade make it a suitable plant for bonsai cultivation.
• Due to its evergreen nature and dense foliage, Japanese plum yew can be used as a privacy screen in landscaping.
• The tree's resistance to deer browsing makes it an excellent choice for gardens in areas with a high deer population.
• Japanese plum yew is sometimes used in topiary, as it can be pruned into various shapes and maintains its form well.
• With a tolerance for urban pollution, this plant can be used for urban greening projects and street plantings.
• Its seed cones and attractive foliage are sometimes used in floral arrangements and decorations.
• In certain regions, the tree is planted in large groupings to form a windbreak hedge, especially in rural landscapes.
• Its dense habit provides habitat and shelter for small wildlife, such as birds and beneficial insects.
• Although not commonly used for this purpose, the seeds, which resemble small plums, can be fermented to produce alcoholic beverages in some traditional cultures.

Feng Shui

The Japanese Plum Yew is not used in Feng Shui practice.

Zodiac Sign Compitability

The Japanese Plum Yew is not used in astrology practice.

Plant Symbolism

• Endurance and Resilience: Cephalotaxus harringtonia var. drupacea, commonly known as the Japanese plum yew, possesses a robust nature that allows it to survive in various conditions. Its capacity to endure symbolizes the human traits of resilience and perseverance.
• Longevity: The Japanese plum yew can live for many years, making it a symbol of longevity and the ability to withstand the test of time.
• Protection: With its dense foliage, the Japanese plum yew is often used in hedges and landscaping to provide privacy and protection, symbolizing shelter and safety.