Once the snow melts across Southern Ontario, many homeowners are surprised to find shallow tunnels, soft spots, and uneven patches running through their lawn. This is classic vole tunneling damage, a common spring issue after long winters with heavy snow cover. While voles are small, their impact on turf can be very large if not addressed properly and at the right time.
At Wright Landscape Services, we see vole tunneling every spring across Cambridge, Kitchener, Waterloo, and Guelph. With the right approach, most lawns recover well, and in many cases, we tend to emerge stronger than before.
What Causes Vole Tunneling in Lawns?
Voles are small, mouse-like rodents that stay active throughout winter. When snow accumulates and forms an insulating layer, it creates the perfect protected environment for voles to travel and feed. Beneath the snow, they tunnel through turfgrass, chewing on crowns, roots, and stems. These runways remain hidden until the snow melts, revealing surface tunnels and collapsed soil.
Lawns with thicker snow accumulation, nearby wooded areas, or excessive thatch tend to experience more vole activity. While the damage can look alarming, it is often more superficial than it appears, especially if addressed early.
How to Assess the Severity of Vole Damage
Not all vole damage requires the same level of repair. Start by gently walking the lawn once it has dried slightly. If tunnels collapse easily and the grass crowns are still intact, the lawn can often recover with basic maintenance. However, if large sections of turf have been eaten away or roots are missing, reseeding or sodding may be required.
Timing is everything. Early spring assessment allows you to act before weeds move in and before healthy grass begins active growth.
Step-by-Step: Repairing Vole Tunnels Properly
For minor to moderate vole tunneling, the repair process is straightforward but must be done correctly:
- Rake: Begin by lightly raking the affected areas to lift flattened grass and break up visible tunnels. Avoid aggressive raking that could further damage turf crowns.
- Tamp: Once raked, gently tamp the soil back into place using your foot or a lawn roller. This restores soil contact at the root level, which is essential for grass recovery. Do not compact the soil excessively. The goal is stability, not compression.
- Seed: If needed and when conditions are right, apply a high-quality seed blend suited to your lawn conditions, followed by proper watering. See below for details on this step.
When Reseeding or Sodding Makes Sense
Seeding should only be done when temperatures consistently remain above freezing, typically mid to late May in Ontario. Overseeding too early can result in poor germination and wasted seed.
If vole damage is widespread or turf loss is severe, spot repairs may not be enough. In these cases, professional overseeding or sod installation provides faster, more uniform results. This also allows soil conditions to be corrected at the same time, supporting long-term lawn health.
Wright Landscape Services evaluates each property individually, recommending the most effective solution based on lawn use, exposure, and recovery timelines.
Preventing Future Vole Damage
While no lawn is completely vole-proof, there are proven ways to reduce the risk. Keeping grass cut to an appropriate height going into winter limits sheltering opportunities. Reducing excessive thatch and avoiding heavy snow piling on turf also helps. Encouraging healthy, dense turf growth throughout the growing season creates a less inviting environment for pests, overall.
Integrated lawn care, including proper fertilization, aeration, and seasonal maintenance, strengthens turf resilience and minimizes long-term damage from both pests and weather.
Restore Your Lawn with Wright Landscape Services
Vole tunneling doesn’t have to define your lawn’s appearance for the rest of the season. With timely repairs and professional care, most lawns recover quickly and beautifully.
If your lawn is showing signs of vole damage this spring, our team is ready to help with expert assessment, seeding, sod installation, and ongoing maintenance programs. Contact Wright Landscape Services to book a consultation today.
