Updated: May 11, 2024

Winged spindle trees, also known as Euonymus alatus, are stunning deciduous shrubs known for their distinctive corky wings on their branches and vibrant fall foliage. Trimming these trees is essential to promote healthy growth, maintain their shape, and enhance their overall appearance. Properly trimming a winged spindle tree can also prevent diseases and pests from taking hold. In this article, we will discuss the steps involved in trimming a winged spindle tree effectively.

When to Trim

The best time to trim a winged spindle tree is during late winter or early spring while the tree is dormant. Trimming during this time allows the tree to recover quickly and minimizes stress on the plant. Avoid trimming during the fall when the tree is preparing for winter dormancy or in the summer when the tree is actively growing.

Tools Needed

Before you begin trimming your winged spindle tree, gather the necessary tools:

  1. Pruning Shears: Used for cutting smaller branches.
  2. Loppers: Ideal for cutting thicker branches.
  3. Pruning Saw: For larger branches that pruning shears and loppers cannot handle.
  4. Gloves: Protect your hands from scratches and cuts.
  5. Safety Goggles: Protect your eyes from debris while cutting branches.
  6. Disinfectant: To sterilize your tools between cuts and prevent the spread of diseases.

Steps to Trim a Winged Spindle Tree

Follow these steps to trim your winged spindle tree effectively:

Step 1: Inspect the Tree

Before you start trimming, take a close look at your winged spindle tree. Identify any dead, damaged, or diseased branches that need to be removed. Look for any crossing branches that may be rubbing against each other, as well as any branches that disrupt the tree’s overall shape.

Step 2: Begin Trimming

Start by removing any dead, damaged, or diseased branches using your pruning shears or loppers. Cut back these branches to the nearest healthy growth point or the main trunk. Make clean cuts at a slight angle to promote healing.

Step 3: Thinning Out

Next, thin out the interior of the tree by selectively removing some of the older branches to improve air circulation and light penetration. This process helps prevent diseases and encourages new growth. Remove overcrowded branches to allow space for healthy growth.

Step 4: Shaping the Tree

To maintain the desired shape of your winged spindle tree, trim back any overly long or straggly branches. Step back occasionally while trimming to assess the tree’s overall shape and make adjustments as needed.

Step 5: Removing Suckers

Check for any suckers or water sprouts growing from the base of the tree or along the trunk. These vigorous shoots can divert energy from the main branches and should be pruned back close to the base.

Step 6: Clean Up

Once you have finished trimming your winged spindle tree, gather up all the pruned branches and debris for disposal. Remember to sterilize your tools with disinfectant to prevent the spread of diseases.

Tips for Trimming Winged Spindle Trees

Here are some additional tips to keep in mind when trimming your winged spindle tree:

  • Avoid Over-Pruning: While it’s important to trim your tree regularly, avoid over-pruning as this can stress the plant and affect its growth.
  • Follow Natural Growth Patterns: When shaping your tree, follow its natural growth patterns to maintain its health and vigor.
  • Consult an Expert: If you are unsure about how to properly trim your winged spindle tree, consider consulting with a professional arborist for guidance.

By following these steps and tips, you can effectively trim your winged spindle tree to promote its health and beauty. Regular trimming will help keep your tree looking its best year after year and ensure its longevity in your garden or landscape. Remember to always prioritize safety when working with sharp tools and wear protective gear as needed. Happy trimming!