Landscape Design

Winter grass care is essential to ensure your lawn stays healthy and vibrant. As temperatures drop, many lawns can develop issues such as soil compaction, weed growth, and nutrient depletion. 

Without proper winter preparation, your grass may struggle to bounce back when warmer weather arrives.

In this guide, we’ll walk you through the key steps of winter lawn care, including proper mowing, aeration, fertilization, and overseeding. By following these simple yet effective practices, you can avoid common mistakes and set your lawn up for a lush, green spring. 

Continue reading to discover how to give your lawn the best chance of success, even during the coldest months.

Understanding Your Lawn’s Seasonal Changes

Lawn care varies based on the type of grass you have, and understanding how your lawn reacts to seasonal changes is essential for its overall health. Warm-season grasses and cool-season grasses have different responses to winter. 

If you don’t know which one is planted in your lawn, here is a comprehensive guide to identifying different types of lawn grass

Once you know what type of grass you’re working with, understanding their behaviour during the colder months becomes simpler:

  • Why Warm-Season Grasses Go Dormant: As temperatures drop, warm-season grasses like Bermuda, Zoysia, and St. Augustine slow down and turn brown. This is a natural process called dormancy.
  • Dormant Doesn’t Mean Dead: While dormant grass may look brown, it’s not dead. It’s conserving energy and will come back once temperatures rise in spring.
  • Revival in Spring: As the soil warms up to around 65°F, warm-season grasses will begin to grow again and return to their vibrant green color.

Cool-season grasses, on the other hand, behave differently in winter:

  • How Cool-Season Grasses Stay Green: Cool-season grasses, such as fescue and Winter Ryegrass, are well-suited for colder temperatures and remain green throughout the winter. 
  • These grasses continue to grow in cooler weather, making them ideal for overseeding warm-season lawns.
  • Overseeding for Winter Color: If you have only warm-season grass on your turf, overseeding with cool-season grasses can help maintain a green lawn during the winter months.

Understanding how your lawn responds to the changing seasons enables you to take proactive steps to maintain its health and well-being. With this foundation in mind, you can take proactive steps to care for your lawn this winter.

A Step-By-Step Guide to Winter Lawn Care

Preparing your lawn for the winter months is crucial for its health in the spring. The following steps will guide you through everything you need to do to maintain a healthy lawn during the colder months:

Step 1: Preparing Your Lawn for Winter

To give your lawn the best chance at a healthy recovery come spring, it’s essential to prepare it properly for winter. 

Mow to the Right Height

Mowing your lawn to the correct height before winter ensures it stays healthy and avoids damage. 

Here’s what you need to do:

  • Cut your grass to a height of 1-1.5 inches to prevent snow matting and reduce the risk of fungal diseases.
  • If your grass is over 3 inches tall, gradually mow it down over several sessions.
  • Remove no more than a third of the blade at a time to avoid stressing the plants.

Once your lawn is at the right height, it's time to give it a little extra care through aeration.

Aerate for Better Root Health

Aerating your lawn before the cold weather sets in helps reduce compaction, promotes deeper root growth, and ensures better water and nutrient absorption. 

Remember to aerate only when the soil is moist. If you haven’t aerated your lawn before, we have a complete guide that covers why, how, and when to aerate your lawn.

Step 2: Fertilizing Before Winter

Fertilization before winter is crucial for nourishing your grass and preparing it for the colder months. The proper nutrients will help your grass stay healthy and vibrant through dormancy and promote vigorous growth in the spring.

Fertilizing before winter allows the grass roots to absorb and store essential nutrients for spring growth. Use high-potassium or balanced fertilizers, which help strengthen roots and improve winter tolerance.

Additionally, while fertilizing is essential, excessive fertilizer application can do more harm than good. Here's why you need to be cautious:

  • Overfertilizing can lead to excessive growth, which can weaken your lawn, making it more susceptible to disease and pests.
  • Too much nitrogen can encourage weed growth, defeating the purpose of a well-maintained lawn.

Step 3: Overseeding for a Healthier Lawn

Overseeding is a crucial practice to ensure your lawn remains thick, lush, and vibrant, especially when dealing with thin or bare lawn patches. By adding a fresh layer of seed, you help your grass grow denser, reduce weed growth, and improve overall appearance.

When and How to Overseed

The best time to overseed is early fall, before the first frost, when the soil is still warm enough for seed germination. 

Here’s how to do it right:

  • Mow your lawn to a short height to expose the soil.
  • Rake to remove debris and loosen the soil.
  • Spread seed evenly using a broadcast or drop spreader.
  • Water lightly to ensure the seeds come into contact with the soil.

With overseeding complete, it’s time to tackle winter weeds next.

Step 4: Winter Weed Control

Controlling and killing weeds can be difficult during the winter months, especially as some types grow even in cold weather. Winter weeds, such as dandelions or henbit, can make your lawn unsightly. 

Here's how to deal with them:

  • Post-emergence Herbicides: Use herbicides to tackle existing weeds in late winter, ensuring that they don’t take over once your grass is dormant.
  • Practical Application: Apply herbicides carefully, following the product's guidelines to target specific weeds without harming your lawn. 
  • Prevent Future Weeds: It’s important to prevent weeds before they appear, and fall is the best time to start.
  • Preemergence Herbicides: Apply preemergence herbicides in the fall to prevent weeds from sprouting the following season.
  • Timing: The key to success is applying preemergence herbicides before weeds begin to germinate, ideally in late fall or early winter.

With weeds under control, we can move on to protecting your lawn from potential winter damage.

Step 5: Protecting Your Lawn from Winter Damage

Winter can be harsh on your lawn, but with proper care, you can minimize damage from cold temperatures, snow, and foot traffic. 

Here is how to protect your lawn during the winter:

  • Minimize Lawn Traffic: Walking on frozen or dormant grass can compress the soil, damaging the root system.
  • Create Walkways: Lay down stepping stones, gravel, or wood chips to create paths that reduce wear on your grass.
  • Snow and Ice Management: Use a shovel or snow blower to gently clear snow, avoiding heavy machinery that could damage the grass beneath.
  • Natural Ice Melt Alternatives: Use natural alternatives to traditional ice melt, such as wood ash or sand, to prevent harmful chemicals from reaching your lawn.

By following the above steps, you’ll ensure your lawn remains intact during the winter months.

Step 6: Regular Winter Lawn Maintenance

Regular maintenance will help prevent issues such as fungal growth, pest infestations, and dehydration, setting the stage for a lush, green lawn in the warmer months.

Here’s what you should focus on:

  • Prevent Mold, Fungal Growth, and Pests: Regularly remove leaves and debris to prevent creating a breeding ground for mold, fungi, and pests. 
  • Mulch Leaves Properly: Instead of simply raking up leaves, consider mulching them with your mower. This helps enrich the soil with organic matter. 

Winter Watering

Although your lawn doesn’t require as much water in winter, it's still essential to ensure it gets enough moisture to stay hydrated during dormancy. 

Here’s how to manage winter watering:

  • Reduce Watering: Cut back on watering during the winter, but don’t completely stop. Your lawn still needs water to survive the colder months.
  • Monitor Soil Moisture: Check soil moisture regularly, especially during dry periods, to ensure the grass isn’t dehydrated. 

As you continue with your winter lawn care routine, it's equally important to be mindful of common mistakes that can hinder your lawn’s progress.

How Percy’s Lawn Care Can Help You Prepare for a Healthier Lawn Come Spring

Proper winter lawn care is vital to ensure your lawn recovers from the stress of summer and stays healthy when spring arrives. By following essential steps, such as mowing at the right height, aerating the soil, fertilizing, and overseeding, you’re giving your lawn the best chance to survive the cold months. 

Staying proactive with winter care helps minimize common issues, such as weeds, diseases, and poor grass development. Taking care of your lawn in winter means less work in the spring, allowing for a smoother, quicker transition into the growing season.

At Percy’s Lawn Care, we’ve been providing expert lawn care since 1999, treating every lawn with the care and attention it deserves. Serving Buffalo, Amherst, and Cheektowaga, we specialize in landscaping, lawn care, and snow removal. 

Our team is dedicated to using eco-friendly practices while delivering personalized service that’s tailored to your lawn’s unique needs.

Contact Percy’s Lawn Care today for a free consultation, and let us help you prepare your lawn for a healthy, vibrant spring.

FAQ Section: Winter Lawn Care Tips

1. What is the best time to prepare my lawn for winter?

The ideal time to prepare your lawn for winter is in early to mid-fall, before the first frost. This allows sufficient time for grass to establish and for soil treatments, such as fertilization and aeration, to be adequate.

2. How can I tell if my lawn is dormant or dead in winter?
Dormant grass typically turns brown but remains firm to the touch. If you gently tug on the blades and they stay rooted, they are likely dormant. Dead grass will come loose and feel brittle.

3. Can I overseed my lawn during the winter months?

Winter is generally not the right time to overseed. However, you can overseed warm-season grass in late fall with cool-season grass, such as ryegrass, which will stay green throughout the winter months.

4. How do I handle winter weeds in a warm-climate lawn?

To manage winter weeds in warm climates, apply post-emergence herbicides during late winter to target active weeds, and use pre-emergence herbicides in the fall to prevent weed seeds from germinating.

5. Should I stop watering my lawn in winter?

While you should reduce watering during winter, don’t stop completely. Your lawn still needs moisture to stay hydrated, especially during dry spells. Reduce your watering schedule to half of your regular amount.

6. How do I protect my lawn from snow mold?

To prevent snow mold, clear fallen leaves and debris before the first snow. Keep the lawn properly mowed and avoid excessive watering as winter sets in to prevent the fungus from developing.

7. When is the best time to fertilize my lawn for winter?

Fertilize in the fall, ideally 4–6 weeks before the first frost. This allows your grass to store nutrients in its roots, preparing it for dormancy and ensuring strong growth when spring arrives.