Quercus glauca
分類
家族Fagaceae
属Quercus
ゾーン7
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Plants of the World Onlineについて
Quercus glauca, commonly known as the ring-cupped oak or Japanese blue oak, is a species of oak native to eastern and southeastern Asia, including Japan, China, and the Himalayas. It is an evergreen tree that can grow up to 20 meters tall. The leaves are dark green and glossy, with a bluish underside. This oak is known for its hardiness and ability to thrive in a variety of conditions.
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Blue Oak
Cyclobalanopsis amamiana
Cyclobalanopsis glauca
Cyclobalanopsis glauca f. latifolia
Cyclobalanopsis glauca var. elongata
Cyclobalanopsis glauca var. kuyuensis
Cyclobalanopsis glauca var. lacera
Cyclobalanopsis glauca var. latifolia
Cyclobalanopsis glauca var. linearifolia
Cyclobalanopsis glauca var. stricta
Cyclobalanopsis globosa
Cyclobalanopsis repandifolia
Cyclobalanopsis sasakii
Cyclobalanopsis vibrayana
Perytis glauca
Quercus acuta var. bambusifolia
Quercus amamiana
Quercus bambusifolia
Quercus blakei var. vaniotii
Quercus dentosa
Quercus glauca f. lacera
Quercus glauca subsp. euglauca
Quercus glauca var. amamiana
Quercus glauca var. caesia
Quercus glauca var. elongata
Quercus glauca var. kuyuensis
Quercus glauca var. lacera
Quercus glauca var. linearifolia
Quercus glauca var. micrococca
Quercus glauca var. podocupula
Quercus glauca var. stricta
Quercus glauca var. villosa
Quercus globosa
Quercus ichangensis
Quercus lacera
Quercus laxiflora
Quercus longipes
Quercus lotungensis
Quercus matasii
Quercus repandifolia
Quercus sasakii
Quercus tranninhensis
Quercus vaniotii
Quercus vibrayeana
概要
詳細
お手入れ方法
Quercus glauca requires bright, direct sunlight for optimal growth. It thrives in moderate temperatures and prefers a humid environment. Regular watering is necessary, but the soil should be allowed to dry out partially between waterings. This tree is relatively low-maintenance but benefits from occasional pruning to maintain its shape and health.土壌
Quercus glauca prefers well-draining loamy soil. It can tolerate a range of soil types but thrives best in soil that retains some moisture without becoming waterlogged. Good drainage is essential to prevent root rot.肥料
A balanced fertilizer with an N-P-K ratio of 10-10-10 is suitable for Quercus glauca. Fertilize in the spring and summer months to support growth. Avoid over-fertilizing, as this can lead to nutrient imbalances.植え替え
Repotting is generally not necessary for Quercus glauca when grown outdoors. However, if grown in a container, repot every 2-3 years to provide fresh soil and adequate space for root growth. Choose a container that is slightly larger than the current one and ensure it has good drainage.伝搬
Quercus glauca can be propagated from seeds or cuttings. Seeds should be collected in the fall and stratified before planting. Cuttings can be taken in late spring or early summer and rooted in a well-draining soil mix.剪定
Pruning is beneficial for Quercus glauca to maintain its shape and remove any dead or diseased branches. Prune in late winter or early spring before new growth begins. Use clean, sharp tools to make clean cuts.毒性
Quercus glauca is not known to be toxic to pets or humans. However, as with all plants, it is best to prevent pets and children from ingesting any part of the plant.追加
Quercus glauca is a versatile and hardy tree that can be used in a variety of landscape settings. It is particularly valued for its evergreen foliage and ability to provide year-round interest. Regular care and maintenance will ensure it remains healthy and attractive.植物の手入れに革命を起こす
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