When leaves change color, autumn emerges. It’s the time of the year to appreciate the vibrant colors of the beautiful season. But be careful, don’t lose yourself in the stunning scenery. Soon, you will need to give a last cut to your lawn before the first frost.
Can my lawn survive this winter? Will the grass revive in spring or totally die? How should I care my lawn in the fall? These questions could be haunting you when you look at that green space you’ve been putting so much time and effort into, which is totally understandable.
Chill out. Today, we’ve compiled a comprehensive fall lawn care guide to help you enhance your lawn, ensuring that it is resilient enough for the long, harsh winter months ahead.
The General Guide to Lawn Care in Fall
The fall season usually lasts for two to three months, starting from September in the Northern Hemisphere and March in the Southern part of the earth. The temperature and moisture slowly change during this season. Therefore, recommended fall lawn care steps might be different at different times in the fall. That said, there are general rules to follow.
1. Mow Regularly and Maintain Height
You should mow regularly throughout the fall season. The temperature drops, but it’s not that cold yet to enter the dormant state. In fact, fall is the season when cool-season grasses grow aggressively. Even in warm-season grasses, you witness growth, but a bit slower than in summer.
It’s necessary to maintain the optimal height of the grass. It prevents lawn diseases, ensures optimal sunlight, and improves the lawn’s health. Check out our lawn cutting height chart to know what the optimal height is for your grass.
Secondly, follow the one-third rule. Never mow more than one-third of the grass blade at a time. It puts your lawn under stress. If the grass is long, you can bring it to the desired height in multiple mowing sessions. You can also start preparing for winter. Gradually lower the deck to reach the desired height for the final mow.
For many lawn owners, it’s difficult to maintain the optimal height. They can hardly mow once a week on weekends. That’s they reason they cannot maintain a perfectly-cut lawn and the height that the grass deserves.
A robot lawn mower is a great choice to have a perfectly-mowed lawn. It automatically mows the lawn according to the schedule and mowing height. Even if you are away, it can mow the lawn to keep the grass maintained. It’s a must-have for lawn owners to enjoy a perfectly cut lawn year-round without any hassle.
The Navimow X4
The Navimow X4 is an incredible robotic mower for large lawns up to 1.5 acres. It’s a powerful mower that can conquer any terrain, work on any grass type, and make quick 180⁰ turns with the latest Xero-Turn™ AWD technology.
It’s also an excellent robot mower for steep slopes as it mows up to 84% (40⁰) with the help of a 5:5 balanced center-of-gravity distribution, patented traction control system, and All-Wheel Drive (AWD).
Even if the lawn is extremely uneven, it works perfectly well. Its adaptive blade system keeps the blade floating automatically to prevent scraping of the grass. It is an efficient mower that works at a 2.6 ft/s and covers a wider area with its 17-inch deck.
It’s capable of mowing thick, long, and dense grass with its powerful dual motors. You can adjust the height from 0.75 to 4 inches, which means you can use it on any type of grass. Last but not least is the navigation, which relies on EFLS™ NRTK and vision technology. It navigates around your lawn with precision and detects 200+ obstacles with incredible accuracy.
The Navimow i2 AWD
If you have small lawn up to 0.25 acres, you can go with the latest Navimow i2 AWD series. It’s a compact mower packed with incredible features, including Xero-Turn™ AWD, EFLS™ NRTK, and VisionFence™ technology.
It works on all terrains and conquers slopes up to 45% (24⁰). It can work on root-covered terrains, uneven stone paths, vertical steps, and almost everywhere. Due to the Xero-Turn™, it can make a safe 180⁰ turn in the lawn, which is why it can work in tight spaces and narrow areas.
With the EFLS™ NRTK, it precisely navigates your lawn. It automatically maps the whole area and mows every corner and edge. It can detect 150+ obstacles with the VisionFence™ technology and ensure safe mowing around pets and children. It’s an excellent option for year-round lawn care.
Key takeaways:
- Use a robotic lawn mower to mow regularly
- Gradually lower the mowing height in fall
- Follow the 1/3 mowing rule
2. Aerate the Soil
Fall is a nice season to spend some time outdoors. If your lawn has trees, flowers, and other plants, it will turn into this colorful resort under the fall spell, where you can spend all day with your family. However, there’s a problem you can’t neglect.
Heavy foot traffic, whether it’s farm machinery or foot traffic, will cause soil compaction. It will eliminate the pores or gaps in the soil, leading to suffocation. It will block the grass’s access to water, air, and essential nutrients, making it harder for the grass to grow.
To relieve the soil from compaction, you need to do lawn aeration. Fall is the best time to aerate your lawn. It will improve the root’s absorption and the overall health of the lawn. The grass can also prepare itself for the winter season.
Aeration involves puncturing the soil with holes to allow air, water, and nutrients to penetrate down to the root zone. You can use a core aerator for effective results. It will remove plugs from the soil to create a passage and reverse soil compaction.
Aeration tips:
- Slightly water the lawn to make the soil moist for easier aeration.
- Aerate once in the fall; aerate twice if your lawn is under constant foot traffic.
- Your lawn will need at least 3-4 weeks to recover from aerating; plan wisely to get everything ready before the first frost.
3. Overseed and Fertilize
After aeration, it’s the best time to overseed the lawn. The seeds you spread have direct contact with the soil, and there are higher chances of successful germination.
If you see any bare patches or thinning of grass, you should consider overseeding. It will bring new grass and fill your lawn. You need to pick the right seeds according to your lawn. Then, calculate the amount of seeds you need according to the bare area.
- For routine maintenance where grass is still fairly thick, use 2 to 4 pounds per 1,000 sq. ft.
- For lawns with bare patches, use 4 to 8 pounds per 1,000 sq. ft.
- For renovation-grade thinning, 8 to 12 pounds per 1,000 sq. ft.
Finally, you have to spread the seeds. Then water regularly to keep the soil consistently moist until the new grass is established. Check out our detailed guide on how to do overseeding.
After overseeding, you should fertilize your lawn. It will provide the essential nutrients your grass needs. Even if you have not done overseeding, fertilization is helpful. Because the next season is winter, your grass will enter dormancy. It needs to be prepared for the harsh season.
The best way is to carry out a soil test to know what your lawn needs. You can get DIY test kits and test the soil at home. You can also opt for lab testing, but it takes more time. After testing, you will be able to select the best fertilizer for your lawn that will give excellent results.
Similar to seeding, spread fertilizer one or two times this season to give your lawn the necessary nutrients to grow robustly.
Understanding NPK of fertilizers:
- Nitrogen (N): Essential for green, leafy growth.
- Phosphorus (P): Supports root development (Note that many established lawns already have enough).
- Potassium (K): Helps with overall plant health, water retention, and stress tolerance.
4. Adjust Watering
In early fall, the weather is still warm, and the grass grows quite fast. During this time, keep the lawn hydrated, ensuring it gets at least 1 inch of water per week.
Of course, you can skip a few waterings if there’s rainfall. And, if you’ve just finished seeding or fertilizing, the lawn could use a bit more water to dissolve the particles into the soil.
On the other hand, when it comes to late fall, the grass growth slows down. That means your lawn doesn’t need less water than before. So, reduce watering gradually. Here is a detailed guide on how long to water grass.
If there are new grass seeds in the lawn, you need to pay more attention to watering. Most of the time, overseeding fails because of inadequate watering. Check out how long to water new grass seed.
Attention:
If you want to encourage deep root growth, water your lawn infrequently but for a longer duration to moisten the soil 6 to 8 inches down.
5. Control Weeds
As long as the grass continues to grow, weeds will grow. Even if weed growth slows down when the temperature drops low, it’s important to stay vigilant.
Keep an eye on your lawn, and once you spot signs of weed growth, pull them off your lawn. Additionally, apply pre-emergent herbicides in early fall to prevent weeds from sprouting, relieving you from too much worry.
Recommended organic control:
- Pull boiling water directly on weeds to kill them.
- Spray a mix of vinegar, salt, and dish soap on weeds to dry them out.
6. Remove Leaves
All the fall lawn care steps mentioned above can also be applied to other seasons, with different timing, frequency, and proportion. But there is one thing that you should do in fall and can’t do in other seasons—removing leaves.
Bet your lawn has more than one tree. Trees are a great complement to a green lawn. They improve the overall look of your lawn, provide shade, and offer other benefits. The only issue with trees is that they create debris on the lawn in fall.
Worse, leaves don’t completely fall in one day. So, unfortunately, you need to rake or blow them away from time to time to prevent them from smothering the grass.
To deal with fallen leaves:
- Spread them in garden beds or other planting areas to suppress weeds and retain moisture.
- Collect them and leave them to decompose naturally into a rich leaf mold as fertilizer.
Tips to Repair Summer-Damaged Grass in Fall
Assuming your lawn is in good condition when summer ends, following the general fall lawn care guide should improve your lawn’s health for the winter ahead.
Wait. Your lawn has been damaged after a stressful summer? Don’t worry. We saw it coming. Here are things you can try to repair a dry and damaged lawn.
1. Prepare the Area
First, water the lawn the day before you plan to work on it and wait for it to dry.
Second, clear away any dead grass, weeds, rocks, and any debris. Dethatch your lawn to thoroughly remove dead grass if necessary.
If the grass is too long, you can mow the lawn at a raised height to avoid stressing the grass. If the grass is not too long to affect other lawn care tasks, postpone the mowing session.
2. Seed and Fertilize
If you notice bare patches or thinning grass, reseeding and fertilizing are crucial fall lawn care steps.
First of all, check if the soil is suitable for seeding or fertilizing. Aerate or rake the soil to loosen it. Then, broadcast a slow-release fertilizer that is rich in both nitrogen and potassium across the affected areas.
Next, spread seeds evenly over the loosened soil. And lightly rake the soil again to ensure the seeds have good contact with the soil. Finally, water the newly seeded areas daily to keep the soil consistently moist until new seeds sprout.
3. Water and Maintain
Under normal conditions, you just need to water weekly in fall. For summer-damaged lawns, weekly watering is not enough for recovery.
Water daily or even a few times a day if you have seeded the lawn. Moreover, deep watering is recommended to encourage deep root growth. You may double the amount of water if the soil is considered too dry. When you notice that the wilting, brown patches are fading away, reduce watering frequency accordingly.
FAQ on Lawn Care in Fall
Is it better to keep grass long or short in fall?
In early fall, you may keep the grass at a height based on the grass type and your preference. In late fall, when the temperature gets lower, grass growth slows down, and it’s better to keep the grass a bit shorter this time.
How to know if your lawn has suffered from heat stress?
If you notice brown patches, wilting or thinning grass, and soil areas that remain dry despite watering, your lawn has suffered from heat stress in summer. Water the soil deeply first to prepare for reseeding and fertilizing.
Should you leave grass clippings on your lawn in autumn?
Yes, if you want to have a lush, healthy lawn, leave the grass clippings where they fall. If your mower doesn’t support mulching, apply fertilizer instead.
When should you give your lawn a final cut for winter?
When the weather stays cold consistently at about 50⁰F or lower and when leaves begin to fall, you should give your lawn a final cut for the winter season. Don’t wait for the first frost. Check out when to stop mowing your lawn.
To Sum Up
A successful fall lawn care plan includes proper and timely seeding, watering, fertilizing and cleaning to build a strong root system and prepare for winter. No matter what your lawn condition is, by following these fall lawn care steps consistently, your lawn will regain its strong resilience or grow more robust in no time.
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