Living Fences: Hedges and Greenery as Natural Boundaries

Living fences use plants—hedges, shrubs, tall grasses, or vines on a trellis—to mark boundaries and add privacy. They’re natural, green, and can improve air quality and habitat. But they take time to grow and need pruning. Here’s what to expect from cost to maintenance.

What Is a Living Fence?

A living fence is a boundary made of plants instead of wood, vinyl, or metal. The most common form is a hedge—a row of shrubs or trees planted close together and trimmed to form a dense wall. Other options include tall ornamental grasses, bamboo (see our bamboo fence guide), or climbing vines on a trellis or wire. Living fences provide privacy, block wind, absorb sound, and support wildlife.

Unlike built fences, living fences take years to reach full height and density. You can speed things up by planting larger specimens or using fast-growing species, but that costs more. Once established, hedges need pruning at least once or twice a year to keep their shape. For instant privacy, built fences like those in our privacy fence ideas guide are faster.

Hedge Plant Options

Evergreen Hedges

Evergreens keep leaves year-round for constant screening. Arborvitae, leyland cypress, and privet are popular. Arborvitae grows fast and is widely available. Leyland cypress grows very fast but can get too tall if not pruned. Privet can be deciduous or evergreen depending on climate. Cost: $15–$50+ per linear foot installed, depending on plant size and species.

Deciduous Hedges

Deciduous plants lose leaves in winter, so privacy drops in cold months. Options include burning bush, forsythia, and hornbeam. Good for seasonal screening and fall color. Cost: $10–$40 per linear foot.

Flowering Hedges

Roses, hydrangeas, and spirea can form informal hedges with seasonal flowers. Less dense than evergreens but add color and pollinators. Cost: $12–$45 per linear foot.

Ornamental Grasses

Tall grasses like miscanthus or pampas grass create a softer, more natural screen. They sway in the wind and need less pruning than shrubs. Cost: $8–$25 per linear foot.

Living Fence vs Built Fence

Cost Breakdown

Cost depends on plant size, species, and labor. Small plants (1–2 gallons) cost less but take longer to fill in. Large plants (5–15 gallon or B&B) cost more but give faster results. Use our fence cost calculator for built fence estimates; living fences are custom and best quoted by landscapers.

Maintenance

Hedges need pruning to stay dense and tidy. Evergreens like arborvitae and leyland cypress are often pruned once or twice a year. Fast growers may need more. Watering is critical the first year or two. Mulch helps retain moisture and limit weeds. Some plants are low-maintenance; others need regular care. Choose species suited to your climate and soil.

When a Living Fence Makes Sense

Living fences fit if you want a green, natural boundary and can wait for it to grow. They work in rural and suburban settings, along property lines, and as garden dividers. They’re not ideal if you need immediate privacy, have very limited space, or can’t keep up with pruning. For a mix, some homeowners use a low built fence with a hedge behind it for extra screening.

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