Taxus brevifolia
分類
家族Taxaceae
属Taxus
ゾーン6
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Plants of the World Onlineについて
Taxus brevifolia, commonly known as the Pacific yew, is a species of yew native to the Pacific Northwest of North America. It is a small to medium-sized evergreen tree that can live for hundreds of years. The tree is known for its dense, dark green foliage and reddish-brown bark. It has a natural dormancy period during the winter months.
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Pacific Yew
Taxus baccata subsp. brevifolia
Taxus baccata var. brevifolia
Taxus bourcieri
Taxus brevifolia subsp. polychaeta
Taxus brevifolia subsp. reptaneta
Taxus brevifolia var. polychaeta
Taxus brevifolia var. reptaneta
Taxus lindleyana
Taxus occidentalis
概要
詳細
お手入れ方法
The Pacific yew prefers moderate temperatures and indirect bright light. It thrives in temperate climates with moderate humidity. Water the plant when the soil is almost completely dry, but avoid waterlogging. It is important to provide good air circulation to prevent fungal diseases.土壌
Taxus brevifolia prefers well-draining loamy soil with a slightly acidic to neutral pH. The soil should be kept moderately moist but not waterlogged. Good drainage is essential to prevent root rot.肥料
Use a balanced fertilizer with an N-P-K ratio of 10-10-10. Fertilize the plant in the spring and summer months to support its growth. Avoid over-fertilizing, as this can harm the plant.植え替え
Repot the Pacific yew every 2-3 years or when it outgrows its container. Choose a pot that is slightly larger than the current one and ensure it has good drainage. Repotting is best done in the spring.伝搬
Propagate Taxus brevifolia through semi-hardwood cuttings taken in late summer or early autumn. Dip the cuttings in rooting hormone and plant them in a well-draining soil mix. Keep the cuttings in a humid environment until they root.剪定
Prune the Pacific yew in late winter or early spring before new growth begins. Remove any dead, damaged, or diseased branches. Light pruning can help maintain the tree's shape and encourage denser growth.毒性
All parts of Taxus brevifolia are toxic if ingested, particularly the seeds and leaves. The plant contains toxic alkaloids that can be harmful to pets and humans. Symptoms of poisoning include nausea, vomiting, and in severe cases, cardiac issues.追加
The Pacific yew is known for its medicinal properties, particularly the bark, which contains the compound paclitaxel, used in cancer treatment. However, harvesting the bark should be done sustainably to avoid harming the tree population.植物の手入れに革命を起こす
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