Californian thistle is one of the most common thistle species in New Zealand. It is very troublesome in pastures because it is so difficult to control. Once a plant is established in pasture, it forms ...

Weeds also impact the aesthetic value of a pasture. Therefore ... perennial weeds that spread by underground rootstocks, like thistle, are not effectively controlled by a single mowing.

Nodding thistle is one of the most competitive thistle species causing problems in New Zealand pastures. It is known as musk thistle in some countries overseas. The species gets the name "nodding ...