




reynoutria sachalinensis
Giant Knotweed is a tall, leafy plant that can grow up to 10 feet high! Its huge green leaves provide shade and are fun to explore in nature.
生息地: Giant Knotweed typically lives in riverbanks, wetlands, and disturbed areas.
The Giant Knotweed is a towering plant with hollow, bamboo-like stems, often red-speckled, and large, heart-shaped leaves. It features creamy-white to greenish-white flowers clustered in frothy sprays. Its immense size and thick stems make it visually distinct from most other herbaceous plants.





カテゴリ
植物レア度
Common
危険度
1/5 · 非常に低い
スナップ
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It was brought to Europe from far-off East Asia in the 1800s.
Its strong roots can even push through cracks in concrete and pavement!
People sometimes eat its young shoots, which taste a bit like rhubarb.
This plant can grow over 3 meters tall in just one summer!
Giant Knotweed can grow incredibly fast, reaching towering heights quickly to outcompete other plants for sunlight and space.
Giant Knotweed has a deep, spreading root system that helps it access water and nutrients and quickly colonize new areas.
Giant Knotweed can re-grow from tiny stem or root fragments, making it incredibly tough to remove once established.
Apis mellifera
Bees collect nectar from its late-season flowers.
Aphis fabae
Aphids feed on the sap from its leaves and stems.
Psylliodes chalcomera
Beetles feed on the leaves and stems of knotweed.
危険度
1/5 · 非常に低い
まだ特別な安全上の注意はありません。
200-400 cm
100-300 cm
0.2-0.5 cm
Late summer to fall
はい
なし
多年生
昆虫
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