释义 |
knotweed noun[ C or U ] uk /ˈnɒt.wiːd/ us /ˈnɑːt.wiːd/ any of several wild plants with heart-shaped leaves, small flowers and divided stems: We do have native knotweeds in this country. Cover the roots of knotweed with black plastic. Some weeds grow in situations of compacted soil, such as knotweed. Soil within 20 to 30 feet of a knotweed plant can contain rhizomes, which can grow into new plants. Knotweeds can be removed by cutting them every four to six weeks during their growing season. SMART Vocabulary: related words and phrases Common plants African violet agave aloe aloe vera alpine strawberry dianthus dichondra dieffenbachia dill weed dracaena loganberry maidenhair fern maize mandrake mare's tail sorrel sotol sow thistle Spanish moss spearmint
See also
Japanese knotweed |