UK trials show that the machine is effective against:
- Californian Thistle
- Japanese Nutgrass
- Willow saplings
New Zealand trials are being conducted against some of our toughest weeds in our unique growing conditions. Trials show the machine is effective against:
- *Acanthus mollis
- *Californian Thistle
- Pampas grass
- Taiwanese cherry
- *Wooly nightshade
* Contact us for copies of the case studies for these weeds.
Future trials will include:
- Alligator Weed
- Ink weed
Trials have been designed and overseen by Charles Merfield, BHU Future Farming Centre.
See Weedbusters for more info about weeds in NZ
The image below is of the root system of the Californian thistle, no wonder grubbing is ineffective.
AgResearch NZ estimates that Californian thistle caused a national loss in pastoral farm gross revenue in 2011-12 of $685million. See their article here.