Pesticide and Chemicals
https://www.youtube.com/watch?v=xNaeifZMOmA
Pesticides kill, repel, or control forms of animal and plant life considered to damage or be a nuisance in agriculture and domestic life. Used broadly, the term includes these types of chemicals
Herbicides destroy or control weeds and other unwanted vegetation but if incorrectly used can destroy the flowers and crops you are trying to Protect.