Updated: April 29, 2024

Crimson fountain grass is a popular ornamental grass known for its striking red foliage and graceful arching habit. To keep this plant looking its best and encourage healthy growth, regular trimming is essential. Trimming helps to maintain the plant’s shape, remove any dead or damaged growth, and promote new growth. In this article, we will discuss the steps involved in trimming crimson fountain grass to ensure it thrives in your garden.

When to Trim Crimson Fountain Grass

The best time to trim crimson fountain grass is in late winter or early spring before new growth emerges. This timing allows you to remove any dead or damaged foliage from the previous growing season while also shaping the plant before it starts actively growing again. Trimming at this time also minimizes the risk of cutting back new growth and potentially damaging the plant.

Tools Needed for Trimming

Before you start trimming your crimson fountain grass, make sure you have the right tools on hand. The following tools are recommended for this task:

  • Pruning shears: Use sharp, clean pruning shears to make clean cuts without damaging the plant.
  • Gloves: Protect your hands from sharp blades and potential irritants on the grass blades.
  • Hand pruners or hedge trimmers: Depending on the size of your plant, you may need hand pruners or hedge trimmers for larger clumps of grass.
  • Safety goggles: To protect your eyes from debris while trimming.

Steps to Trim Crimson Fountain Grass

Follow these steps to properly trim your crimson fountain grass plant:

Step 1: Assess the Plant

Start by inspecting the plant closely to identify any dead or damaged foliage that needs to be removed. Look for brown or dried-out leaves, broken stems, or any signs of disease or pests.

Step 2: Cut Back Dead Foliage

Using your pruning shears, carefully cut back any dead or damaged foliage to the base of the plant. Make clean cuts at a slight angle to promote healing and reduce the risk of disease entering the plant.

Step 3: Shape the Plant

If you want to maintain a specific shape or size for your crimson fountain grass, now is the time to trim back any overgrown or straggly growth. Use your pruning shears or hedge trimmers to shape the plant as desired, keeping in mind that removing too much foliage can stress the plant.

Step 4: Clean Up Debris

Collect all the trimmed foliage and debris and dispose of it properly. This helps prevent pests and diseases from lingering around the plant and keeps your garden looking tidy.

Step 5: Fertilize and Water

After trimming, give your crimson fountain grass a boost by applying a balanced fertilizer according to package instructions. Water the plant thoroughly to help it recover from the stress of trimming and promote new growth.

Additional Tips for Maintaining Crimson Fountain Grass

  • Regular watering: Crimson fountain grass prefers consistently moist soil, especially during hot summer months.
  • Mulching: Apply a layer of organic mulch around the base of the plant to help retain moisture and suppress weeds.
  • Dividing: Every few years, consider dividing mature clumps of crimson fountain grass to rejuvenate the plant and prevent overcrowding.
  • Winter protection: In colder climates, consider mulching around the base of the plant or covering it with burlap to protect it from harsh winter conditions.

By following these steps and tips for trimming and maintaining your crimson fountain grass plant, you can enjoy a healthy and vibrant addition to your garden landscape. With proper care, this ornamental grass will continue to bring beauty and texture to your outdoor space year after year.