How to Grow Landscape Border Shrubs and Trees

Wikimedia Commons

Landscape Border Shrubs and Trees

Various species (Ligustrum, Ilex, Thuja, Taxus, Prunus, etc.)

shrub, tree

Landscape border shrubs and trees are woody plants selected for their ability to create living hedges, screens, and boundaries. These plants are typically evergreen or deciduous species chosen for dense foliage, formal growth habits, and durability. They form the structural backbone of residential and commercial landscapes.

When should you plant Landscape Border Shrubs and Trees in your zone?

Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.

Get my Landscape Border Shrubs and Trees timeline →

Example Landscape Border Shrubs and Trees timeline · Pittsburgh, PA (Zone 6b)

Plant Landscape Border Shrubs and Trees
Around Apr 17

Near Pittsburgh's average last spring frost.
Tend & protect
Late spring–summer

Watering, feeding, and pest-watch reminders.
Harvest Landscape Border Shrubs and Trees
Late summer into fall

Before the first fall frost (≈ Nov 8)

Sample dates for Pittsburgh, PA. Sign up to get exact Landscape Border Shrubs and Trees dates for your own zip code.

Growing Conditions

☀️

Sun: Full sun to partial shade (6+ hours daily preferred; varies by species—evergreens often tolerate shade better than deciduous types)

💧

Water: Moderate, consistent moisture during establishment (first 1-2 years); once established, most border plants are drought-tolerant. Water deeply 1-2 times weekly for new plantings; reduce frequency as roots develop. Avoid waterlogging.

📏

Spacing: 24-48 inches apart, depending on mature width and desired density (closer spacing for faster visual impact, wider spacing for air circulation) inches

📅

Days to maturity: Varies widely by species; typically 2-5 years to reach functional border height; 5-10 years for full mature form

🌱

Planting depth: Plant at same depth as root ball; avoid burying the crown. Space transplants 1.5-3 feet apart for medium hedging plants, 3-5 feet for larger screening trees

Soil

Type: Well-draining loamy to clay-loam soil

pH: 6.0-7.5 (species-dependent; most adaptable to 6.0-7.0)

Amendments:

Compost or aged bark mulch Peat moss (for acid-loving species) Perlite or sand (for drainage improvement) Slow-release balanced fertilizer

Growing Zones

Find your zone →

Varies by species; most common border plants thrive in zones 4-9, with options available for zones 2-10

2a 2b 3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b

Get my Landscape Border Shrubs and Trees timeline →

Growth Stages

Establishment (First Growing Season)

3-4 months

Young transplants with active root development; visible shoot growth and leaf expansion. Some transplant shock may occur.

Water deeply and regularly; apply 2-3 inches of mulch; avoid heavy pruning; monitor for stress; stake tall specimens if windy

Root Development (Year 2-3)

1-2 years

Plants establish deeper root systems; growth accelerates; branch structure becomes more defined. Plant density and height increase noticeably.

Continue regular watering during dry spells; begin light formative pruning to shape; thin crossing branches; fertilize annually in spring

Structural Growth (Year 3-5)

2 years

Plants develop strong branching framework and reach functional border height. Foliage density improves significantly. Mature form becomes apparent.

Prune annually in late winter/early spring for shape and density; reduce watering as drought tolerance increases; transition to light feeding schedule

Maturity and Maintenance (Year 5+)

Ongoing (15-40+ years depending on species)

Plants reach desired height and width; form stable, dense hedging or screening. Appearance is refined and architectural.

Maintain with annual or semi-annual pruning; renew old wood by removing 1/3 of oldest stems every 3 years if needed; apply light fertilizer; minimal watering except during drought

Companion Planting

Plan your garden →

Plant with:

Perennials (Coreopsis, Black-eyed Susan, Daylily) Groundcovers (Creeping Junipers, Vinca, Liriope) Ornamental grasses (Miscanthus, Feather Reed Grass, Fountain Grass) Broadleaf evergreens (Boxwood, Holly, Photinia) Deciduous understory trees (Serviceberry, Redbud)

Avoid planting near:

Dense tree canopies (excessive shade competition) Walnut trees (allelopathic juglone toxin) Aggressive ground covers (ivy, vinca overgrowth) Shallow-rooted trees competing for moisture Areas with poor drainage or standing water

Common Pests

Spray with water to dislodge; use insecticidal soap or neem oil; improve air circulation; monitor during hot, dry periods
Prune out heavily infested branches; apply dormant oil spray in late winter; use horticultural oil or insecticidal soap during growing season
Hand-pick and destroy bags in winter; apply Bt (Bacillus thuringiensis) in early summer; prune infested branches
Spray with strong water stream; use insecticidal soap or neem oil; encourage natural predators (ladybugs, lacewings)
Improve air circulation through pruning; apply sulfur or potassium bicarbonate fungicide; avoid overhead watering; choose resistant varieties
Remove infected leaves; avoid wetting foliage; apply copper or sulfur fungicide; thin canopy for airflow; disinfect pruning tools

Uses

🏠

Privacy and Wind Screening

Household

Tall shrubs and trees create effective living barriers that reduce noise, filter wind, and provide complete privacy from neighboring properties. They offer year-round screening when evergreen species are chosen. [source]

🦋

Wildlife Habitat and Food Source

Wildlife

Many border plants (Holly, Serviceberry, Winterberry) produce berries that feed birds and small mammals. Dense branching provides nesting and roosting sites, supporting pollinators and beneficial insects. [source]

🏠

Property Delineation and Formality

Household

Living hedges define property lines, create structured garden rooms, and establish formal, manicured landscape aesthetics. They provide architectural definition without hard materials. [source]

🎨

Topiary and Ornamental Shaping

Craft

Many border shrubs (Boxwood, Privet, Yew) are excellent for topiary and can be trained into geometric or artistic shapes. Their dense branching and responsive growth enable intricate living sculptures. [source]

🏠

Security and Property Protection

Household

Thorny or dense shrub borders (Hawthorn, Barberry, Holly) physically deter unwanted foot traffic and provide natural security barriers around property perimeters. [source]

Harvest Tips

Border shrubs and trees are not harvested for food production. Instead, prune annually in late winter (February-March in most zones) or after flowering for flowering species. Remove dead, diseased, or crossing wood. For formal hedges, trim 2-3 times per growing season. For informal screens, prune lightly to maintain natural form. Avoid heavy pruning after mid-summer to prevent tender new growth before frost.

Fun Facts

🌱 Boxwood (Buxus) has been used for formal hedging and topiary for over 2,000 years—Roman gardens featured boxwood borders, and it remains the gold standard for formal European gardens.
🌱 Some border plants like Japanese Holly (Ilex crenata) can live 100+ years and actually improve in appearance and density with age, becoming increasingly valuable landscape features over decades.
🌱 Living hedges can increase property values by 5-10% and reduce home cooling costs by up to 25% through strategic windbreaks and shade, making them both aesthetic and economic investments.

Gardening Terms

New to gardening? Learn about terms used in this guide:

Annual Full Sun Mulch Partial Shade Transplant

Shop Landscape Border Shrubs and Trees plants and related plants at Plant Addicts →

Join 30,000 gardeners planning their gardens with LizPlants.

Get your personalized Landscape Border Shrubs and Trees planting timeline

Tell us your zip code and we'll calculate exactly when to start Landscape Border Shrubs and Trees seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.

Get my Landscape Border Shrubs and Trees timeline →