Hypericum perforatum
分類
家族Hypericaceae
属Hypericum
ゾーン4
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Plants of the World Onlineについて
Hypericum perforatum, commonly known as St. John's Wort, is a perennial herb in the family Hypericaceae. It is native to Europe, but has spread to temperate regions worldwide. The plant is known for its bright yellow flowers and has been used traditionally for its medicinal properties. It undergoes a dormancy period during the winter months.
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Perforate St John's-Wort
Saint John's Wort
St. John's Wort
St. John's-Wort
Hypericum assurgens
Hypericum officinale
Hypericum officinarum
Hypericum perforatum f. brevispathum
Hypericum perforatum f. lineolatum
Hypericum perforatum f. lucidum
Hypericum perforatum var. albiflorum
Hypericum perforatum var. alpinum
Hypericum perforatum var. anomalum
Hypericum perforatum var. decompositum
Hypericum perforatum var. lineolatum
Hypericum perforatum var. petiolatum
Hypericum perforatum var. semihumifusum
Hypericum vulgare
概要
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詳細
お手入れ方法
St. John's Wort thrives in temperate climates with moderate temperatures. It prefers bright, direct sunlight and should be watered when the soil is almost completely dry. The plant does well in moderate humidity and can tolerate a range of temperatures, but it prefers a temperate environment.土壌
Hypericum perforatum prefers well-draining loamy soil. It can tolerate a range of soil types but does best in soil that is not too rich in nutrients. Ensure the soil has good drainage to prevent waterlogging.肥料
This plant does not require frequent fertilization. If needed, a balanced fertilizer can be applied sparingly during the growing season.植え替え
Repotting is not frequently required for St. John's Wort. If the plant becomes root-bound, it can be repotted in the spring. Choose a pot that is slightly larger than the current one and ensure it has good drainage.伝搬
St. John's Wort can be propagated by seeds, cuttings, or division. The best time to propagate is in the spring. For cuttings, take a healthy stem and root it in a well-draining soil mix.剪定
Pruning is beneficial for maintaining the shape and health of the plant. Prune in early spring to remove dead or damaged stems and to encourage new growth.毒性
Hypericum perforatum is toxic to pets, particularly cats, dogs, and horses. All parts of the plant contain hypericin, which can cause photosensitivity and other health issues if ingested.植物の手入れに革命を起こす
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