Turf Maintenance Calendar: Your Month-by-Month Guide to a Healthy Lawn

A beautiful lawn doesn’t happen by accident.

Consistent maintenance throughout the year is the key to thick, healthy turf that can withstand heat, drought, foot traffic, and weeds. Whether you’ve recently installed new sod or want to improve an existing lawn, following a seasonal maintenance plan will help you get the most out of your investment.

Here’s a month-by-month guide to keeping your lawn looking its best.

March – Wake Up Your Lawn

As temperatures begin to rise and snow melts away, your lawn starts coming out of dormancy.

What to Do:

Remove leaves, branches, and winter debris

Gently rake matted grass areas to improve airflow

Inspect for snow mold, pet damage, or bare spots

Check irrigation systems for winter damage

Avoid:

Walking on saturated soil

Applying fertilizer too early when the lawn isn’t actively growing

April – Start Strong

Spring growth begins to accelerate as soil temperatures warm.

What to Do:

Apply a balanced spring fertilizer

Begin regular mowing when grass reaches 8–10 cm (3–4 inches)

Sharpen mower blades

Repair small damaged areas

Mowing Tip:

Never remove more than one-third of the grass blade at a time

May – Build Density

This is one of the most important growing months of the year.

What to Do:

Maintain a consistent mowing schedule

Monitor rainfall and supplement irrigation if needed

Spot-treat emerging weeds

Inspect for areas of compaction or thinning

Goal:

Encourage strong root growth before summer heat arrives

June – Prepare for Summer

Warmer temperatures increase stress on your lawn.

What to Do:

Water deeply and less frequently

Raise mowing height slightly

Continue weed management

Monitor for dry spots

Watering Tip:

Aim for approximately 2.5 cm (1 inch) of water per week, including rainfall

July – Manage Heat Stress

Summer heat can be challenging for even the healthiest lawns.

What to Do:

Water early in the morning

Keep mowing height higher to shade roots

Watch for signs of drought stress

Minimize heavy traffic on stressed areas

Avoid:

Heavy fertilization during extreme heat

Frequent shallow watering

August – Stay Consistent

Lawns often experience their greatest stress during late summer.

What to Do:

Continue deep watering practices

Monitor irrigation coverage

Repair small damaged areas if temperatures moderate

Begin planning for fall aeration and overseeding

Avoid:

Brown patches caused by heat stress

Compacted areas from summer activity

September – The Recovery Month

Cooler temperatures and increased moisture make fall the best time for lawn improvement.

What to Do:

Core aerate compacted soil

Overseed thin areas

Apply a fall fertilizer

Continue mowing as needed

Why September Matters:

Grass focuses on root development during the fall, creating a stronger lawn for next year.

October – Strengthen for Winter

Your lawn is storing energy for the winter months ahead.

What to Do:

Continue watering if conditions remain dry

Remove fallen leaves regularly

Complete overseeding projects

Apply a winterizing fertilizer if recommended

Goal:

Maximize root growth before the ground freezes

November – Winter Preparation

Your lawn enters dormancy during the winter months.

What to Do:

Perform the final mow of the season

Remove remaining leaves and debris

Winterize irrigation systems

Keep traffic off frozen grass when possible

Avoid:

Leaving piles of leaves on the lawn over winter

December – February – Let It Rest

Your lawn enters dormancy during the winter months.

What to Do:

Minimize traffic on frozen or snow-covered turf

Plan spring improvements

Service lawn equipment

Review any problem areas from the previous season

Remember:

Healthy lawns are built year-round, even during the off-season

The Four Fundamentals of Lawn Success

No matter the month, healthy turf comes down to four key practices:

Proper Mowing

Mow frequently, use sharp blades and never remove more than one-third of the grass height.

Deep Watering

Water deeply and infrequently, ideally early in the morning, to encourage stronger, deeper root growth.

Fertilization

Feed your lawn during active growth periods with the right nutrients based on soil conditions and seasonal needs.

Aeration & Overseeding

Aerate your lawn annually or as needed and overseed thin areas each fall to improve density and increase drought tolerance.

Need Help Creating a Lawn Care Plan?

At Purple Springs Nursery & Turf, we’re passionate about helping homeowners, landscapers, and property managers grow healthier, greener lawns.

Whether you’re installing new sod, renovating an existing lawn, or looking for maintenance advice, our team is here to help. Contact Purple Springs Nursery & Turf Farm and let us help you build a lawn that thrives season after season.