Which statement best describes the effects of dormant sprays on vegetation?

The statement that dormant sprays pose no threat to surrounding vegetation is the most accurate in the context of their intended use. Dormant sprays are typically applied during the late winter or early spring when plants are still in a dormant state. The active ingredients in these sprays are designed to target specific pests or diseases without harming the plants themselves, as they are less susceptible to damage when not actively growing.

These sprays often contain fungicides or insecticides aimed at controlling specific issues that could affect the health of the plants once they start to grow. Because vegetation is dormant, the likelihood of non-target plants being harmed is significantly reduced. This characteristic allows for the effective management of pests or diseases while minimizing negative impacts on the surrounding plant community.

In contrast, the other statements suggest outcomes that do not typically align with the purpose or application of dormant sprays. While they may enhance growth in some scenarios through health improvements in the plants being treated, the primary function is pest and disease control. The notion that they harm all plants selectively is misleading, as these sprays are crafted to minimize harm to the desired flora, and the claim that they only affect weeds does not account for their purpose of protecting beneficial plants and ensuring healthy growth in agricultural settings.