Having a problem Palm tree at the moment, and needing something to reduce the palm trees life, I was told to look at Roundup as a solution. Well, I thought that was just a lawn weed treatment, until I checked into it fully.
Two products from the Manufacturers website:
||Roundup © Concentrate
Use Roundup © Concentrate on all weeds and unwanted grass or as a stem injection to kill unwanted trees and woody weeds.
Contains 360 grams/litre glyphosate.
Roundup © Concentrate has a sophisticated surfactant technology that enhances performance.
||Roundup © PowerMax ?½ Concentrate
Super strength formula is perfect for hard-to-kill weeds and problem trees.
These Adverts help to pay for this site - ai10.
Contains 540 grams/litre glyphosate.
Roundup PowerMAX has been formulated with a unique cutting edge surfactant system that is designed to maximize uptake of the herbicide by the weed.
Don’t store mixed up solution for more a few days.
It looks like it may be the Glyphosate that does the trick.
The normal Roundup weedkiller packs would appear to have a very low concentration of this ingredient.