What is the primary concern when controlling weeds around desirable plants?

The primary concern when controlling weeds around desirable plants is the risk of phytotoxicity to non-target plants. Phytotoxicity refers to the potential for herbicides to cause harm to plants other than the intended target, which in this case are the weeds. When applying herbicides, especially in areas where desirable plants are present, careful consideration must be given to ensure that the chemicals do not adversely affect those plants.

The selection and application of the herbicide must take into account factors such as the specific type of plants, the concentration of the herbicide, and the method of application. If proper precautions are not taken, the herbicide can damage or even kill the desirable plants, leading to unintended consequences in the garden or landscape.

While personal safety of the applicator, the cost of herbicide application, and the effectiveness of the herbicide are all important considerations in the broader context of weed management, the immediate priority is to safeguard the health of non-target plants to maintain the integrity of the landscape or agricultural setting.