Best way to edge along sidewalks and driveways?

Sharp, clean edges along sidewalks and driveways make the single biggest visual difference in how well-maintained a lawn looks — and in New Brunswick, the right technique and timing matter a lot.

The most effective approach depends on whether you're re-establishing a lost edge or maintaining an existing one. For a neglected edge that's grown over, you'll want to start with a flat spade or manual half-moon edger to cut a crisp vertical line. Dig straight down about 3-4 inches and remove the encroaching turf. This is a once-a-season job that resets your baseline. After that, a rotary string trimmer (held vertically) or a dedicated wheeled lawn edger keeps things tidy with each mow.

A dedicated wheeled edger gives the cleanest result with the least effort for driveways and sidewalks. The blade runs in the crack between pavement and turf and throws a razor line every time. String trimmers work well too, but take more practice to keep the angle consistent — a wobbly hand means a wavy edge. Whichever tool you use, always blow or sweep clippings off the pavement after — leaving them breaks down and stains concrete over time.

NB-Specific Timing to Know

In New Brunswick, frost heave is your biggest enemy for clean edges. Our freeze-thaw cycles (especially in Zone 4 areas like Fredericton and the Saint John River Valley) push pavement up and down all winter, which can blur or crack your edge line by spring. Plan on re-establishing your hard edge each May once the ground has fully thawed and firmed up — usually mid-May in southern NB, closer to late May in Fredericton and Bathurst areas. Don't edge while the soil is still saturated or you'll tear rather than cut.

Practical Tips

Edge every 2-3 weeks during the growing season (June through August), not every mow — it's overkill and removes too much turf over time. Keep your edger blade or trimmer line sharp; a dull cut tears grass rather than slicing it, leaving ragged brown tips. For a long driveway or sidewalk run, use a chalk line or garden hose as a guide before cutting to keep things arrow-straight.

If you have clay soil (common in the Fredericton and Saint John areas), your edges will hold their shape well once cut. Sandy coastal soils near Moncton or Shediac crumble more easily — consider installing a plastic or aluminum landscape edging strip to hold the border permanently. It's a one-time install that eliminates re-edging almost entirely.

When to Hire a Pro

Basic edging maintenance is very DIY-friendly. However, if you're installing permanent hard edging, paver borders, or soldier-course brick along a driveway, that's worth having a landscaper handle — proper base prep and alignment make a big difference in how it holds up through NB winters. A poorly set paver border will heave and shift within a season or two.

Need help finding a local landscaper for a larger edging or curb appeal project? New Brunswick Landscaping can match you with a local pro for free.