A common weed has sparked concern after it evolved resistance to one of the world’s most common herbicides. Researchers ...

Its preference for moist conditions means it grows most aggressively in those parts of the country where summers are not too dry, though it is troublesome throughout New Zealand ... is a papery sheath ...

There are a number of different dock species that grow within New Zealand, but the broad-leaved dock would ... The leaf shape of some of the more common rumex weeds is shown in the second image. The ...

Native to North America, sunflowers have been cultivated since pre columbian times for its edible seeds. They are common weeds of roadsides, fence rows, fields, pastures, and waste areas. Flowering is ...