After five months of snow, ice, and frozen ground, Minnesota yards need serious attention before the growing season begins. A thorough spring cleanup is not just about appearances — it directly affects how well your lawn and landscape perform all summer.
Here is the step-by-step process we follow on properties across southern Minnesota, in the order that matters most.
When to Start
Timing depends on the year, but in southern Minnesota the window typically opens in early to mid-April. You are looking for three conditions:
- Snow has melted from most of the yard
- The ground is no longer frozen at the surface
- Soil is firm enough to walk on without leaving deep footprints
Do not rush it. Working on soggy, saturated ground compacts the soil and damages turf. Wait for things to firm up even if the weather feels warm. In Owatonna and the surrounding area, mid-April is usually safe — but some years it is closer to late April.
Step 1: Remove Debris
Winter leaves behind a mess. Start by clearing everything that does not belong:
- Fallen branches and sticks
- Matted leaves (especially in corners, along foundations, and in beds)
- Sand and gravel pushed onto the lawn from winter plowing
- Any trash or debris blown in during storms
Matted leaves are the biggest culprit. They smother grass and create ideal conditions for snow mold and other fungal diseases. Get them off the lawn as soon as conditions allow.
Step 2: Assess Winter Damage
Walk the entire property and take stock of what winter did. Things to look for:
- Dead or damaged branches on trees and shrubs from ice and snow load
- Frost heaving — plants, pavers, or edging pushed up out of the ground
- Snow mold — gray or pink patches of matted, discolored grass (usually resolves on its own with raking and air circulation)
- Salt damage — brown, burned-looking turf or shrubs near driveways and sidewalks
- Animal damage — rabbit or vole chewing on shrub bark, especially near ground level
Documenting damage early lets you plan repairs before the growing season is in full swing.
Step 3: Prune Trees and Shrubs
Early spring — before new growth begins — is the ideal time to prune most deciduous trees and shrubs. Remove:
- Dead, broken, or crossing branches
- Storm-damaged limbs
- Suckers and water sprouts
One important exception: do not prune spring-blooming shrubs (lilacs, forsythia, azaleas) until after they flower. Pruning them now removes the buds that produce this year's blooms.
For larger trees or anything near power lines, call a professional. Safety aside, improper pruning causes long-term damage that weakens the tree.
Step 4: Clean and Edge Landscape Beds
Beds accumulate debris, displaced mulch, and encroaching grass over winter. A proper spring bed cleanup includes:
- Raking out leaves and debris from all beds
- Pulling early weeds before they establish
- Re-cutting bed edges with a spade or edger for clean lines
- Removing any dead annuals or perennial stems from last season
If you have decorative concrete curbing, bed cleanup is faster since grass does not creep into the beds and mulch stays contained. It is one of the reasons curbing is so popular with homeowners who want low-maintenance beds.
Step 5: Prepare Soil for New Plantings
If you are planning any new landscape installations this spring, soil preparation is essential. Minnesota soil — especially the clay-heavy types common in Steele, Waseca, and Blue Earth counties — benefits from amendment before planting.
- Turn and loosen compacted soil in bed areas
- Work in compost or organic matter to improve drainage and nutrient content
- Test soil pH if you have had problems with plant health (our area tends to run alkaline)
Good soil preparation gives new plants the best possible start and reduces the need for supplemental fertilizing later.
Step 6: Plan Your Mulch Timing
Do not rush to mulch too early. Wait until beds are fully cleaned, weeds are pulled, and any new plantings are in the ground. Mulching over debris or weeds just buries the problem.
In southern Minnesota, the ideal mulching window is mid-May through early June. By then, the soil has warmed enough that mulch insulates without trapping cold. Perennials have emerged enough that you can mulch around them without smothering new growth.
For beds that received mulch last year and still have adequate depth (1.5 inches or more), mulch recoloring is a cost-effective way to restore appearance without adding unnecessary bulk.
Step 7: Address the Lawn
Once debris is cleared and beds are handled, turn your attention to the turf:
- Rake lightly to break up matted grass and improve air circulation
- Assess bare spots and plan for overseeding or patching
- Hold off on fertilizing until the grass is actively growing and has been mowed at least once (typically mid-May)
- Schedule aeration for late April or early May if your soil is compacted
A common mistake is applying fertilizer or weed control too early. Pre-emergent herbicides need soil temperatures around 55 degrees at a 2-inch depth to be effective. In our area, that typically happens in late April to early May.
The Right Order Matters
Doing these steps in sequence prevents wasted effort. Cleaning beds before mulching, pruning before new growth, and waiting for the right soil conditions before treating the lawn — each step sets up the next one for success.
Homeowners in Owatonna, Faribault, and Waseca who follow this sequence consistently have better-looking yards by June than those who skip steps or rush the timing.
What a Proper Cleanup Looks Like
See how we transformed a winter-worn property in Blooming Prairie with a full spring cleanup, bed prep, and fresh mulch — all completed in a single day.
Skip the Weekend Guesswork
Spring cleanup is time-consuming work, especially on larger properties. Our crews handle everything from debris removal and pruning to bed preparation, mulching, and lawn care — all timed correctly for southern Minnesota conditions.
We serve Owatonna, Mankato, Faribault, and communities throughout the area.
Request a Free Spring Cleanup Estimate →
Rather just talk to someone? Call (507) 455-0081 and we will get you pointed in the right direction.