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6 Steps To Fix Over Fertilized LawnDeep Inspection. If the over fertilization did not affect the grassroots,the problem is not severe yet. …Start Watering. Before you start watering the lawn,there is another thing to do first. …Inspect Again. Watering the lawn alone should be able to fix the problem. …Prepare Soil For New Grass. This is a very crucial step to give your lawn a new life with new grass. …Re-seed Vs. Re-sod. Whether you should re-seed the lawn or re-sod it depends on your budget and the size of the affected areas of the lawn due to over fertilization.Take Care of New Grass. Keep watering your lawn on a daily basis no matter whether you re-seed or re-sod. Keep watering until the roots establish pretty well.

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How to Fix Over-Fertilized Lawn Step 1. Check your grassroots Step 2. Watering Step 3. Reassess the roots Step 4. Rake and till the affected area Step 5. Start with re-sodding or re-seeding Step 6. Keep watering and maintaining the new grass

Apply about an inch of water each time. The best time to water the grass is in the morning. This gives the grass all day to dry out. If you leave the grass wet overnight, then it鈥檚 more likely to develop a fungal disease. Once you鈥檝e watered the lawn enough to dilute the excess fertilizer, the grass should start to perk up within one to two weeks.

This remedy works best if done promptly after over-fertilizing but even if you already notice some browning or yellowing of the grass, water helps it to recover and bounce back. Water your lawn with a sprinkler and saturate the grass with at least one inch of water every day for an entire week, or until you see the grass bounce back.

It contains lots of nitrogen which is known to harm grass in high concentrations. Stressed grass is more susceptible to over-fertilization because it鈥檚 less able to absorb the minerals from the fertilizer. This leads to a build-up of those minerals in the soil and eventually fertilizer burn.