from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Plural form of knotweed.
Sorry, no etymologies found.
Like the other knotweeds described, it enjoys a sandy loam, and requires nothing in the way of special culture.
Many of the gainers have been weedier mustards and knotweeds, along with various non-native species.
Dr Shaw said: "The psyllids are having an effect on the plants 'height and the treated knotweeds produce tiny curled leaves rather than big light absorbing leaves, which means that less resources will get to their root system.