Use the digging iron to dig into deep or narrow spaces.

May 11, Chemicals such as glyphosate, triclopyr, picloram, and potassium nitrate are frequently found in chemical stump removers designed to kill a stump and hasten its decay. The vast majority of stump removal chemicals that are on the market today use potassium nitrate as the active ingredient. This chemical contains high concentrations of nitrogen, which is prized for its ability to speed up the decomposition process.

Dec 29, Chemical Stump Removers Chemical stump removal products are made using chemicals that speed up the decay of a tree stump. Depending on the manufacturer, these products may contain different.

Jun 28, Another popular stump remover, copper sulfate is a very powerful chemical that doesn’t require much to do its work. The great benefit- or drawback- of this material is that it doubles as a potent herbicide. That means that it can be used for a lot more than just removing stumps/5(68).

Mar 25, Tree Stump Remover Many of the chemical products designed to remove stumps, like Spectracide Stump Remover, are made with potassium nitrate. This compound contains potassium, nitrogen, and oxygen Estimated Reading Time: 7 mins.