Spring Pruning Tips for Central Texas: What to Cut and What to Leave

April is here, and across Dripping Springs, Fredericksburg, and San Antonio, homeowners are eyeing their trees with pruning shears in hand. But before you make that first cut, know this: spring pruning comes with strict rules, especially for oak trees. The wrong cut at the wrong time can kill a tree or spread disease through your entire neighborhood.

At ATX Trees, we see more tree damage from improper spring pruning than almost any other cause. This guide covers essential spring pruning tips for Central Texas so you can improve your trees' health without putting them at risk.

The Golden Rule of Spring Pruning in Central Texas

Do not prune oak trees from February 1 through June 30.

This is the most important spring pruning tip for Central Texas we can offer. During these months, sap beetles are actively carrying oak wilt fungal spores. They are attracted to fresh wounds on oak trees. One cut on a live oak in April can introduce a disease that kills the tree within months and spreads to nearby oaks through shared roots.

What this means for you:

• No pruning of Live Oaks, Red Oaks, Shumard Oaks, Lacey Oaks, or any other oak

• No cutting branches, no trimming, no wounding

• If an oak is damaged accidentally, paint the wound immediately with latex paint

You CAN plant oak trees in spring. Planting is fine. Pruning is not.

What You Can Prune in Spring

Not all trees are off limits. These spring pruning tips for Central Texas apply to non-oak trees and certain specific situations.

Spring-Blooming Trees (Prune After Flowering)

Trees that bloom in spring set their flower buds the previous year. Pruning them before they bloom removes those buds.

Wait until after flowering to prune:

• Texas Redbud

• Mexican Plum

• Mountain Laurel

Best time: Immediately after flowers fade, before next year's buds form.

Summer-Blooming Trees (Prune in Late Winter or Early Spring)

Trees that bloom in summer on new growth can be pruned in late winter or early spring before growth begins.

Examples:

• Vitex

• Crape Myrtle

Warning: Never "top" crape myrtles. This ugly practice ruins their natural form and creates weak growth.

Dead or Damaged Branches (Prune Anytime)

Dead, diseased, or broken branches are safety hazards. You can remove them anytime, even during the oak wilt quarantine.

For oaks: Paint any cut larger than your finger with latex paint immediately.

How to Prune Correctly: Spring Pruning Tips for Central Texas

Good pruning improves tree health. Bad pruning creates problems that last for decades.

The Three-Cut Method for Large Branches

This prevents bark from tearing down the trunk.

1. First cut (undercut): Cut upward from the bottom, one-third of the way through the branch, a few inches from the trunk.

2. Second cut (relief cut): Cut downward from the top, an inch farther out from the first cut. The branch will fall.

3. Third cut (final cut): Cut the remaining stub just outside the branch collar (the swollen area where branch meets trunk).

Where to Cut

Correct: Just outside the branch collar. This allows the tree to seal the wound naturally.

Incorrect: Flush against the trunk. This removes the collar and leaves a large wound that may not heal.

Incorrect: Leaving a stub. Stubs die back and invite pests and disease.

Tools for Spring Pruning

Use sharp, clean tools. Dull tools crush bark and create ragged wounds that heal poorly.

Tool	Use For
Hand pruners	Branches up to ¾ inch
Loppers	Branches up to 1½ inches
Pruning saw	Branches over 1½ inches
Pole pruner	High branches (call a professional for large limbs)

Sanitize tools between trees: Wipe blades with rubbing alcohol or a 10% bleach solution. This prevents spreading disease from tree to tree.

What Not to Do in Spring

1. Topping Crape Myrtles

This is the most common pruning mistake in Central Texas. Topping creates ugly knuckles, weak growth, and reduces flowering.

Instead: Thin selectively, remove crossing branches, and cut dead wood.

2. Pruning Spring Bloomers Before They Flower

You will cut off this year's flowers. Wait until after blooming.

3. Using Pruning Sealer on Most Cuts

Research shows that pruning sealers can trap moisture and promote decay. Most cuts heal better without sealer.

Exception: Oak wounds during oak wilt season. Paint these immediately with latex paint (not pruning sealer).

4. Removing More Than 25% of Canopy

Heavy pruning stresses trees and encourages weak, fast growth. Never remove more than one-quarter of a tree's living canopy in a single year.

Regional Considerations for Spring Pruning

Dripping Springs (Rocky Soil)

Trees in Dripping Springs often grow slower due to rocky, shallow soil. They are more stressed by heavy pruning. Be conservative. Remove only what is necessary.

Fredericksburg (Hill Country Conditions)

Fredericksburg trees are adapted to tough conditions, but spring is when they need their energy for leafing out and flowering. Prune lightly. Leave major structural pruning for winter.

San Antonio (Urban Heat)

San Antonio trees face additional stress from pavement, buildings, and urban heat. Pruning wounds heal more slowly in hot, dry conditions. Complete spring pruning early (late February to mid-March) whenever possible.

Signs You Need a Professional Arborist

Some pruning jobs are too big or too dangerous for DIY. Call ATX Trees if:

• Branches are near power lines

• Limbs are larger than 4-6 inches in diameter

• You need to climb a ladder to reach branches

• The tree shows signs of disease or decay

• It is an oak tree during oak wilt season (we can advise, but pruning will wait until winter)

Spring Pruning Checklist

For non-oak trees:

• Sanitize tools before starting

• Remove dead, diseased, or broken branches

• Remove crossing or rubbing branches

• Thin crowded areas to improve air circulation

• Maintain natural shape (no topping)

• Cut just outside branch collar

• Remove no more than 25% of canopy

For oak trees:

• DO NOT PRUNE until after June 30

• If damaged accidentally, paint wound immediately with latex paint

• Note needed pruning for winter schedule

When to Call ATX Trees

We provide professional pruning services for Dripping Springs, Fredericksburg, and San Antonio homeowners. Our arborists follow best practices for tree health and safety.

We also offer:

• Tree health assessments

• Oak wilt diagnosis and treatment

• Emergency storm damage removal

• Complete tree care programs

Visit Our Nurseries

24250 Ranch Road 12, Dripping Springs, TX 78620

2201 W Hwy 290, Dripping Springs, TX 78620

April hours: Seven days a week, 8 AM to 6 PM.

Prune Smart This Spring

Following these spring pruning tips for Central Texas will keep your trees healthy, beautiful, and safe. Remember the golden rule: no oak pruning until July. For everything else, prune with purpose, use sharp tools, and never remove too much at once.

Contact ATX Trees today for professional pruning advice or service. Let us help your trees thrive this spring and for years to come.