How To Save A Sunburnt Round Leaf Calathea

Cafe Planta Team
Houseplants in a beautiful sunny space

If you're a plant lover, you know the heartache of seeing your beloved green friends in distress. One common issue is sunburn, especially for Calatheas with their round, delicate leaves. Yes, even plants can get sunburnt! But don't worry, there's hope for your round leaf Calathea.

This article will guide you through the process of diagnosing sunburn, understanding the needs of your Calathea, and providing the care it requires to recover. We'll explore practical tips and steps to nurse your plant back to health while keeping it thriving in your home.

Identifying Sunburn on Your Round Leaf Calathea

First things first: you need to confirm that your Calathea is indeed sunburnt. Unlike us, plants can't scream "ouch" when they've had too much sun, but they show signs. A sunburnt Calathea will typically exhibit scorched or browned patches on its leaves. This isn't a fashion statement; it's a cry for help.

Look for these telltale signs:

  • Discoloration: Brown or yellow spots appearing on the leaf surface.
  • Crispy Edges: The leaf edges become dry and crispy to the touch.
  • Wilting: The leaves might droop, even if the soil is adequately moist.

Interestingly enough, a sunburnt Calathea may also curl its leaves as a protective measure, trying to shield itself from further harm. If you spot these symptoms, it's time to step in with some plant TLC.

Understanding the Causes of Sunburn in Calatheas

Why did your Calathea get sunburnt in the first place? Well, these plants are native to the shaded undergrowth of tropical rainforests, which means they're not fans of direct sunlight. Too much sun exposure can be overwhelming, much like wearing a wool sweater in summer.

Here are some common causes of sunburn in Calatheas:

  • Direct Sunlight: If your plant sits in a spot with intense, direct sunlight for hours, it's bound to get sunburnt.
  • Window Proximity: Even indirect sunlight can be too strong if it's coming through a south or west-facing window.
  • Reflection: Shiny surfaces like mirrors or light-colored walls can amplify light exposure.

Understanding these causes helps you prevent future issues by making necessary adjustments to your plant's environment.

Relocating Your Calathea to a Better Spot

Moving your Calathea to a more suitable location is crucial. Think of it as finding the perfect shady nook in a garden for your plant to rejuvenate. Ideally, Calatheas thrive in bright, indirect light. Imagine dappled sunlight filtering through trees—that's what they love.

Consider these placement tips:

  • North or East-facing Windows: These provide gentle morning light, which is ideal.
  • Filtered Light: Use sheer curtains to diffuse the sunlight if your only option is a bright room.
  • Distance from Windows: Keep your Calathea a few feet away from windows to avoid direct exposure.

By relocating your plant to a spot with less direct sunlight, you create a more comfortable environment for it to heal and thrive.

Adjusting Watering Practices

Watering plays a big role in your Calathea's recovery. Too much or too little can stress the plant further. Sunburnt leaves may give a false impression of thirst, so it's important to find the right balance.

Here's how to water wisely:

  • Check Soil Moisture: Use your finger to test the top inch of soil. Water only when this layer feels dry.
  • Consistent Schedule: Stick to a regular watering schedule, but adjust based on seasonal changes.
  • Humidity Boost: Calatheas love humidity, so consider misting the leaves or using a pebble tray with water.

Proper watering not only aids recovery but also supports ongoing health and growth.

Pruning Damaged Leaves

While it might feel like giving your plant a haircut, pruning is essential for a sunburnt Calathea. Removing severely damaged leaves allows the plant to focus its energy on new growth and recovery.

Follow these pruning steps:

  • Use Sharp Scissors: Clean scissors reduce the risk of infection.
  • Cut at the Base: Trim damaged leaves at the base of the stem.
  • Monitor New Growth: Keep an eye on emerging leaves to ensure the plant is recovering.

Pruning can be therapeutic for both you and your plant. It clears away the old to make way for the new.

Caring for the Soil and Potting Needs

Healthy soil is the foundation of a thriving plant. For a Calathea, the soil should be well-draining yet retain some moisture, much like a perfectly cooked sponge cake.

Here's how to ensure ideal soil conditions:

  • Soil Mix: Use a mix of peat, perlite, and potting soil for good drainage and aeration.
  • Pot Size: Ensure the pot has drainage holes and is appropriately sized; neither too tight nor too loose.
  • Repotting: Consider repotting if the plant has outgrown its home or the soil appears compacted.

Good soil and a suitable pot create a nurturing environment for your Calathea's roots.

Feeding Your Calathea

Nourishment is key to recovery. While it's tempting to go all-in with fertilizer, moderation is your friend. Overfeeding can be as harmful as neglect.

Feeding tips for a sunburnt Calathea:

  • Balanced Fertilizer: Use a balanced, water-soluble fertilizer at half strength to avoid overwhelming the plant.
  • Growing Season: Fertilize during the active growing season, typically spring through summer.
  • Avoid Winter Feeding: Reduce feeding in the fall and winter when growth slows down.

Proper feeding supports healthy foliage and overall plant vitality.

Monitoring and Adjusting Humidity Levels

Humidity is the secret ingredient to Calathea care. These plants hail from the humid rainforests, so replicating that environment at home is beneficial.

Consider these humidity-boosting options:

  • Use a Humidifier: It's the easiest way to maintain consistent humidity levels.
  • Group Plants Together: Create a mini rainforest by clustering plants to boost humidity.
  • Regular Misting: Mist the leaves regularly to mimic natural humidity.

By keeping an eye on humidity, you create a comfortable space for your Calathea to flourish.

Observing and Adapting to Your Plant's Needs

Your Calathea is a living being, and like all living things, it has its quirks. Observing your plant's reactions to changes helps you adapt your care routine accordingly. It's a bit like learning to dance with a new partner—you'll get the steps down with practice.

Tips for adapting care:

  • Watch for New Growth: New leaves are a sign that your plant is recovering well.
  • Adjust Light and Water: Be flexible with light and water based on how the plant responds.
  • Regular Check-ins: Set a routine for checking your plant's overall health and making adjustments as needed.

Being attentive and responsive to your Calathea's needs ensures it continues to thrive.

Final Thoughts

Saving a sunburnt round leaf Calathea takes time, patience, and a bit of trial and error. By understanding the signs of sunburn, adjusting your care routine, and providing a nurturing environment, you can help your plant recover and thrive once again. Remember, every step you take brings you closer to a healthier, happier plant.

At Cafe Planta, we're all about connecting people with plants. Whether you're looking for new plant additions or need advice on caring for your existing collection, we're here to help. Feel free to email us or reach out on Instagram. We're excited to be part of your plant journey!

Back to blog