Wikipedia
Excellerator (brand)
Excellerator is a specialty micronutrient fertilizer produced by the U.S.-based company Harsco Minerals. It is a granular pelletized product used on golf courses, athletic fields and in the lawn and garden market. Excellerator aides in the correction of plant and soil nutrient imbalances and metal toxicities. It provides high concentrations of plant-available silicon which has been shown in university and field trials to enhance plant resistance to biological and environmental stresses and improve plant nutrient uptake.