Cedar Tree Care: How to Keep Your Cedars Healthy and Thriving

Last Updated:  September 18, 2025
A row of cedar trees near a path.

If you’ve got cedar trees on your property, you already know how much character they add. Whether you’ve planted trees for privacy, shade, or simply because you love that fresh cedar scent, caring for them properly keeps them strong and beautiful for decades.

Best practices for cedar tree care:

  • Water deeply but infrequently
  • Ensure well-drained soil
  • Provide full sun
  • Use a 2–3 inch layer of mulch away from the trunk
  • Prune dead or diseased branches in late winter
  • Watch for pests like bagworms.
  • Healthy cedars thrive with seasonal checks and minimal fertilizer.

In this article, you’ll learn how to water cedar trees properly, choose the right soil and sunlight, apply mulch effectively, prune at the right time, and recognize common problems—all to keep your cedars thriving year-round.

What Makes Cedar Trees Unique

Cedar trees are evergreen conifers, meaning they stay green year-round and provide a natural screen even in winter. They’re hardy, drought-tolerant, and low-maintenance once established. You’ll most often find Eastern Red Cedar and Atlas Cedar in this region. Both prefer well-drained soils and are resistant to many local pests—but that doesn’t mean they’re maintenance-free.

Knowing a bit about your cedar’s needs helps you avoid the most common problems homeowners run into: browning needles, poor growth, or fungal diseases.

How to Water Cedar Trees Properly

Cedar trees don’t like “wet feet,” meaning they prefer well-drained soil. Overwatering is a much bigger problem than underwatering once the tree is mature.

Here’s a quick guide:

  • Newly planted cedars – Water deeply once or twice per week for the first year. Focus on long soakings so water reaches the root zone (about 12–18 inches deep).
  • Established cedars – After the first year, water only during long dry spells, especially in mid- to late-summer when rainfall dips.
  • Avoid overhead watering – Soaker hoses or drip lines are best. Wet foliage can invite fungal issues.

To check if your tree needs water, stick your finger or a screwdriver into the soil about 4–6 inches deep. If it’s dry, give it a good soak.

If you’re noticing significant browning or branch dieback, review our post on warning signs of a falling tree to learn how to spot potential hazards early.

Sunlight and Soil Needs

Cedar trees thrive in full sun—they need at least six hours of direct sunlight each day. They’ll tolerate some partial shade, but too much shade can lead to sparse growth and thinning lower branches.

As for soil, cedars prefer:

  • Well-drained soil (avoid soggy or compacted areas)
  • Slightly acidic to neutral pH
  • A bit of organic matter mixed in at planting time

If your property’s soil is heavy clay—common in Georgia—you can improve drainage by amending with compost or sand when planting.

Mulching for Moisture and Protection

Mulch is one of the easiest ways to care for cedars and keep them healthy. It helps retain moisture, regulate soil temperature, and prevent weed competition.

How to mulch cedars:

  • Spread a 2–3 inch layer of mulch (pine bark, wood chips, or composted leaves)
  • Keep the mulch 2–3 inches away from the trunk—piling it against the bark traps moisture and can cause rot
  • Refresh mulch each spring before the growing season

Mulching also keeps mowers and trimmers from nicking the trunk—a surprisingly common cause of cedar tree stress.

Fertilizing Cedar Trees

Most cedar trees don’t need much fertilizer, but poor soil or visible yellowing can signal a nutrient imbalance.

If you decide to fertilize:

  • Use a slow-release, balanced fertilizer (something like 10-10-10)
  • Apply in early spring before new growth starts
  • Water well afterward to help nutrients soak into the root zone

Avoid over-fertilizing—too much nitrogen can lead to soft, weak growth that’s more vulnerable to pests.

Pruning Cedar Trees the Right Way

A little pruning goes a long way in cedar tree care. The key is timing and technique.

Best time to prune:
Late winter or early spring, before new growth begins.

What to prune:

  • Remove dead or diseased branches
  • Thin out crowded sections to improve air circulation
  • Shape lightly if needed—but avoid cutting into old wood, as cedars don’t regrow from bare branches

If your cedars have grown too large for the space or you need professional shaping, a local tree service in North Georgia can help with selective trimming while keeping the tree’s natural shape intact.

Needles from cedar pine trees.

Common Cedar Tree Problems

Even though cedars are hardy, a few issues can show up—especially during long wet periods or if airflow is poor.

Cedar-Apple Rust

A bright orange, gelatinous fungus that shows up in spring. It spreads between cedar and apple or crabapple trees.
What to do: Prune infected twigs, remove nearby junipers that might host the fungus, and consider a fungicide in early spring if the problem repeats yearly.

Bagworms

You might notice small, cone-shaped “bags” hanging from branches. Inside are caterpillars feeding on the needles.
Solution: Remove the bags by hand in winter before the larvae hatch, or use a biological control like Bacillus thuringiensis (Bt) if infestation is heavy.

Browning or Dieback

Often caused by drought stress, compacted roots, or poor drainage.
Fix: Check watering habits, aerate compacted soil, and avoid piling mulch too close to the trunk.

You can learn more about identifying structural problems by reading why your trees are leaning, a guide to diagnosing balance and root issues.

Caring for Young vs. Mature Cedar Trees

Cedar tree care looks a bit different depending on the tree’s age.

Young Cedars

  • Need consistent watering during the first two years
  • Should be staked if in windy or exposed areas
  • May need light pruning to encourage a strong central leader

Mature Cedars

  • Require less frequent watering but still benefit from seasonal inspection
  • Can handle pruning every 2–3 years to maintain shape and health
  • Benefit from root-zone mulch and occasional soil aeration

Seasonal Cedar Tree Care Tips

Keeping track of seasonal needs helps your trees stay resilient year-round.

Spring

  • Inspect for winter damage or disease
  • Prune before new growth starts
  • Fertilize lightly if needed

Summer

  • Water deeply during droughts
  • Watch for bagworms or browning

Fall

  • Clean up fallen needles or debris around the base
  • Refresh mulch
  • Avoid heavy pruning—save that for late winter

Winter

  • Check for broken or snow-loaded branches after storms
  • Remove any damaged limbs safely

If you’re unsure when to prune, our article on the best time to trim trees in Georgia can help you plan your seasonal maintenance.

Should You Hire a Professional?

Many homeowners in North Georgia handle basic tree care themselves, but professional help can make a big difference for larger or mature cedar trees—especially if they’re near structures or showing stress.

You might want to call in a local tree care service if:

  • You see large dead limbs near your home or driveway
  • Your cedar tree is leaning or uprooted
  • Fungus or pests keep returning each year
  • You need pruning above reach or near power lines

A certified arborist or experienced local tree team can assess the health of your cedars, prune them safely, and recommend soil or pest treatments to keep them thriving.

The Payoff of Proper Cedar Tree Care

With the right balance of full sun, drained soil, and a little seasonal attention, cedar trees can live for decades—often over a century. They’ll reward you with dense evergreen beauty, year-round privacy, and that unmistakable cedar aroma.

Whether you’ve got a single ornamental cedar or a long privacy hedge, taking the time to care for cedars properly keeps your landscape looking vibrant and healthy.

If you’re ever unsure about how to prune or treat your cedar, our North Georgia tree care team is always happy to help. We can evaluate your trees, recommend the right plan, and make sure your cedars continue to thrive for years to come.

Tree Problems? No Problem!

Thank you for considering Leaf and Limb for all of your tree care needs. We look forward to working with you and helping to create a beautiful, healthy landscape for your home or business.

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