Reynoutria japonica
分類
家族Polygonaceae
属Reynoutria
ゾーン5
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Plants of the World Onlineについて
Reynoutria japonica, commonly known as Japanese Knotweed, is a perennial plant native to East Asia. It is known for its rapid growth and ability to spread aggressively through rhizomes. This plant is often found in temperate climates and can grow in a variety of soil types. It has a dormancy period during the winter months.
としても知られている
Japanese Knotweed
Pleuropterus Cuspidatus
Pleuropterus Zuccarinii
Fallopia compacta
Fallopia japonica
Fallopia japonica f. colorans
Fallopia japonica var. compacta
Fallopia japonica var. hachidyoensis
Fallopia japonica var. uzenensis
Polygonum compactum
Polygonum cuspidatum
Polygonum cuspidatum var. spectabile
Polygonum hachidyoense
Polygonum reynoutria
Polygonum reynoutria f. colorans
Polygonum sieboldii
Polygonum zuccarinii
Reynoutria compacta
Reynoutria hachidyoensis
Reynoutria hachidyoensis var. terminalis
Reynoutria hachijoensis
Reynoutria hastata
Reynoutria henryi
Reynoutria japonica var. compacta
Reynoutria japonica var. hastata
Reynoutria japonica var. spectabilis
Reynoutria japonica var. terminalis
Reynoutria japonica var. uzenensis
Reynoutria uzenensis
Tiniaria japonica
概要
詳細
お手入れ方法
Japanese Knotweed requires bright, direct sunlight and moderate temperatures to thrive. It prefers soil that is kept evenly moist and can tolerate a range of humidity levels. Regular pruning is necessary to control its growth.土壌
This plant prefers loamy soil with good drainage. It can tolerate a range of soil pH levels but thrives best in slightly acidic to neutral soil. Ensure the soil remains moist but not waterlogged.肥料
Japanese Knotweed does not have specific fertilizer requirements. It can grow well in moderate nutrient concentrations and does not typically require additional fertilization.植え替え
Repotting is generally not necessary for Japanese Knotweed as it is primarily an outdoor plant. However, if grown in a container, repotting should be done in early spring before new growth begins.伝搬
Japanese Knotweed can be propagated through rhizome cuttings. The best time to propagate is in early spring or late fall. Ensure that each cutting has at least one node and plant it in moist soil.剪定
Pruning is essential to control the spread of Japanese Knotweed. Prune back the stems to ground level in late fall or early spring before new growth starts. Regular pruning throughout the growing season can help manage its aggressive growth.毒性
Japanese Knotweed is not toxic to pets or humans. However, its aggressive growth can outcompete native plants and disrupt local ecosystems.追加
Japanese Knotweed is considered an invasive species in many regions. It is important to manage its growth carefully to prevent it from spreading uncontrollably. Regular monitoring and maintenance are crucial.植物の手入れに革命を起こす
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