Prevent Winter Burn on Evergreens: Protection Tips

Wrap, Shield, and Shelter: Protecting Evergreens From Winter Burn

When icy winds whip through your yard and the sun reflects off snowbanks, your beautiful evergreens take a beating. Winter burn and windburn - those bronzed or browned patches that appear in late winter - can strike Hollies, Boxwoods, Arborvitae, and other evergreen bushes.

preventing wind burn and winter burn this winter

Protecting broadleaf evergreens from the chill isn’t just about survival - it’s about keeping your landscape lush, green, and healthy year-round.

From burlap wraps and windbreaks to watering and anti-desiccant sprays, this guide shows how to wrap, shield, and shelter your evergreens through the coldest months.

Landscaping Uses: Where and Why Winter Burn Happens

Winter burn happens when the moisture loss from evergreen needles or leaves exceeds what roots can replace. It’s a combination of frozen soil, bright sun, and dry winter air. You’ll often see it on the south and southwest sides of plants or on exposed hills and wind-swept yards.

Windburn can also happen when plants are exposed to drying northern winds.

Commonly affected evergreens include:

Boxwoods
Arborvitae
Holly bushes
Rhododendrons and Azaleas
Evergreen shrubs like False Cypress, Yews, and Junipers

Protecting these landscape staples keeps your year-round foundation plantings and ornamental hedges looking great come spring.

Use winter protection if you:

Have new plantings (less than 2 years old)
Live in windy, exposed, or high-sun areas, or have predominantly drying, northern winds
Experience frequent freeze-thaw cycles or dry winter conditions

Care & Maintenance: Step-by-Step Evergreen Protection

Water Well Before Freeze-Up
Late fall watering is critical. Give your evergreens a deep soak before the ground freezes to fill root zones with moisture. Pay extra attention to newly planted shrubs and trees. Learn the right way to water for the best results.
Mulch Generously
Apply 3-4 inches of shredded bark or pine needles around the base of each plant. Mulch keeps soil moisture stable and protects shallow roots from extreme temperature swings.
Wrap or Screen Wind-Exposed Plants

Use breathable burlap or landscape fabric to create windbreaks. Drive stakes into the ground around the plant and wrap burlap around the stakes - but not directly against the foliage - to form a protective barrier.

Avoid plastic, which traps moisture and encourages mold and powdery mildew. Smaller shrubs can have evergreen bows loosely piled over them as protection.

Apply Anti-Desiccant Sprays
Products like Wilt Stop or similar anti-desiccants help seal in moisture on broadleaf evergreens such as Holly, Boxwood, and Rhododendron. Apply on a dry, above-freezing day in late fall, and repeat mid-winter if temperatures allow. Proper winter watering adds lasting protection.
Protect from Sun Scorch and Windburn
Erect temporary shade screens on the south and southwest sides of vulnerable plants or use light-colored burlap to diffuse harsh sunlight. Try adding barricades, like fences or trellises, to block the wind while beautifying your landscape.
Gently Brush Off Snow, But Never Knock Ice
Use a broom or gloved hand to remove heavy snow loads, brushing upward. Never shake or hit frozen branches - brittle limbs can snap easily. This gentle care helps your plants maintain their winter interest through the cold season.
Don’t Forget Container Evergreens
Move potted evergreens, like Dwarf Alberta Spruce or Sky Pencil Holly, into sheltered spots such as against a wall or inside an unheated (but well-lit) garage. Wrap pots with burlap or bubble wrap for insulation. Follow tips for low-maintenance winter care to keep them thriving.

Evergreen Endurance: Keep Your Landscape Lush All Winter

covering evergreens to protect them from wind burn

Protecting evergreens from winter burn is one of those small fall chores that pays big dividends come spring. Once the snow melts, your Hollies will stay glossy, your Boxwoods green, and your Arborvitae full and lush - ready to anchor your landscape with fresh new growth in the spring.

A little wrap, water, and wind protection now will help your evergreens shrug off winter’s bite and bounce right back when mother nature warms things up again! For more cold-weather care tips, check out how to protect plants during winter.

Happy Planting!

Frequently Asked Questions

What causes winter burn on evergreens?

Winter burn happens when plants lose more moisture through their leaves or needles than roots can replace due to frozen ground.

When should I wrap evergreens for winter?

Wrap or protect plants in late fall, before hard freezes or heavy snow, but after the first few frosts.

Should I wrap all evergreens?

Only young, newly planted, or exposed evergreens usually need wrapping. Mature, established plants can handle most winter weather.

Can I use plastic for wrapping?

Avoid plastic. It traps moisture and heat, increasing disease risk. Use breathable materials like burlap.

Do I still need to water in winter?

Yes - water during mild spells when the ground isn’t frozen, especially if you’ve had a dry fall or winter.

Which evergreen species are most prone to winter burn?

Broadleaf evergreens like rhododendrons, azaleas, and boxwood are most susceptible to winter burn, especially in zones 5-7 where temperature fluctuations are common. Needle evergreens such as arborvitae, yews, and juniper also suffer frequently, particularly when planted in exposed locations or facing south and west. Plants under 5 years old or those in containers face higher risk due to less established root systems. Focus protection efforts on these vulnerable species by applying anti-desiccant sprays in late November and providing windbreaks or burlap shields.

How do I properly apply anti-desiccant sprays to evergreens?

Apply anti-desiccant sprays on a calm, dry day when temperatures are above 40°F, typically in late November through December before harsh winter weather arrives. Spray thoroughly to coat all needle surfaces, including the undersides, working from bottom to top of the plant. In zones 3-6, apply a second application in late January or February during a mild spell. Choose a day with no wind and no precipitation expected for 24 hours to ensure proper adhesion and effectiveness.

What type of mulch is best for protecting evergreen roots in winter?

Organic mulches like shredded bark, wood chips, or pine needles work best for winter evergreen root protection, as they insulate while allowing air circulation. Apply a 3-4 inch layer around the base in late fall before the ground freezes, keeping mulch 2-3 inches away from the trunk to prevent moisture buildup and pest issues. In zones 3-5, consider adding an extra inch for severe winter protection. Apply your mulch by mid to late November for optimal root insulation throughout winter.

Where should I plant evergreens to minimize winter burn risk?

Plant evergreens in locations that receive morning sun but are protected from harsh afternoon winter sun and drying winds, particularly on the north or east side of your property. Avoid exposed areas like hilltops or the south and west sides of buildings where reflected heat and intense sun can worsen winter burn. In zones 3-6, consider planting near existing structures or mature trees that provide natural windbreaks, maintaining at least 6-8 feet from buildings for proper air circulation. Choose sites with good drainage and consistent moisture retention to help plants stay hydrated through winter.

How deep should I water evergreens in late fall before winter?

Water evergreens deeply to 12-18 inches in late fall, applying 1-2 inches of water weekly until the ground begins to freeze. In zones 3-6, continue this deep watering through November, while zones 7-9 can extend into early December. Use a soaker hose or drip irrigation to ensure water penetrates slowly to the root zone rather than running off the surface. Stop watering once soil temperatures drop below 40°F and resume only during winter thaws above freezing.