Ilex opaca
分類
家族Aquifoliaceae
属Ilex
ゾーン5
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Plants of the World Onlineについて
Ilex opaca, commonly known as American holly, is a species of holly native to the eastern and south-central United States. It is an evergreen tree that can grow up to 20 meters tall. The plant is known for its glossy, spiny leaves and bright red berries, which are a food source for birds. It prefers temperate climates and is often used as an ornamental plant in gardens and landscapes.
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American Holly
Ageria opaca
Ilex americana
Ilex opaca f. opaca
Ilex opaca f. subintegra
Ilex opaca f. xanthocarpa
Ilex opaca var. acuminata
Ilex opaca var. floribunda
Ilex opaca var. globosa
Ilex opaca var. integra
Ilex opaca var. latifolia
Ilex opaca var. macrodon
Ilex opaca var. opaca
Ilex opaca var. subintegra
Ilex quercifolia
概要
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詳細
お手入れ方法
American holly requires moderate temperatures and should be planted in an area that receives bright, direct sunlight for optimal growth. It prefers moderate humidity levels and should be watered regularly to keep the soil partially moist. The plant can tolerate a range of temperatures but thrives best in temperate climates.土壌
American holly prefers well-draining loamy soil with a slightly acidic pH. The soil should be kept partially moist but not waterlogged. Good drainage is essential to prevent root rot.肥料
A balanced fertilizer with an N-P-K ratio of 10-10-10 can be applied in the spring to promote healthy growth. Fertilize once a year, taking care not to over-fertilize, as this can harm the plant.植え替え
As a tree, American holly is not typically repotted. However, if grown in a container, it should be repotted every few years to refresh the soil and provide more space for root growth. Repot in the spring before new growth begins.伝搬
American holly can be propagated through seeds or cuttings. Seeds should be stratified before planting, while cuttings can be taken in late summer. Use a rooting hormone to increase the chances of successful propagation.剪定
Pruning is required to maintain the shape and health of the plant. Prune in late winter or early spring before new growth begins. Remove any dead or diseased branches and shape the plant as desired.毒性
American holly is toxic to pets and humans if ingested. The berries contain saponins, which can cause vomiting and diarrhea. Keep the plant out of reach of children and pets.植物の手入れに革命を起こす
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