Stick to a consistent seasonal fertilizing schedule for best results year after year. · plant stress can occur for a variety of reasons; · fertilize in the morning , not during peak heat or before heavy rain, to avoid harming your lawn or washing away nutrients. Aim to fertilize in early morning or early evening when temperatures are milder and the fertilizer can soak in. · in this article, we’ll delve into the critical topic of when not to apply lawn fertilizer , exploring the importance of timing, potential risks, and practical advice for homeowners. Fertilizing at the wrong times can damage your lawn, waste fertilizer, and pollute waterways. These situations can include prolonged drought, flooding, or major changes in light, according to horticulturist jennifer petritz. Applying fertilizer under these conditions can severely damage your grass, leading to burn and even death of the lawn. Fertilizing under such circumstances is the worst possible timing. · avoid fertilizing your lawn during extreme heat, heavy rain, or freezing temperatures, as these conditions can stress the grass or wash away nutrients. · key takeaways only fertilize your lawn when it is actively growing. The right time to apply fertilizer is when the grass is growing more roots than blades. Never fertilize grass that is wet, dormant, or stressed by drought, heat, or diseases. · the absolute worst time to fertilize your lawn is during periods of extreme heat or drought. · fertilizing your lawn too often—or at the wrong time—can do more harm than good.