Aloe Vera Sunburn — Brown Spots from Too Much Sun & How to Fix

Your Aloe vera has brown or white spots from sunburn. Learn how sun damage happens, whether burned leaves recover, and how to safely transition Aloe to brighter light. This guide covers everything you need to know about this topic, including common causes, step-by-step solutions, and answers to frequently asked questions.

Here are the key things to understand: Aloe vera sunburn appears as brown, white, or bleached patches on leaf surfaces. Sunburn happens most often when plants are suddenly moved from indoor shade to direct outdoor sun. The damage is permanent on affected tissue — but new growth will be healthy. Aloe actually tolerates full sun once properly acclimated — the key is gradual transition. Indoor Aloe near south-facing windows rarely burn because glass filters UV intensity. Understanding these fundamentals will help you diagnose and resolve this issue more effectively.

The most common reasons this occurs include: Sudden exposure to direct sunlight after growing in shade causes cellular damage. Moving an indoor Aloe directly outdoors in summer sun is the most common cause. Reflected light from white walls or concrete can intensify sun exposure. Plants with less chlorophyll (variegated Aloe) burn more easily. Identifying the root cause is the first step toward finding the right solution.

To resolve this, follow these recommended steps: Move the burned Aloe to bright shade immediately — no more direct sun until recovered. Do not remove sunburned leaves unless they are completely brown and crispy. Lightly damaged leaves will continue to function despite cosmetic damage. To acclimate to sun: increase direct sun exposure by 30 minutes each day over 2-3 weeks. Once fully acclimated, Aloe vera can handle 6+ hours of direct sun with no issues. If these steps do not resolve the issue, consider consulting additional resources or a qualified professional.

This article is part of our Succulents & Cacti collection on Houseplants Wiki. We provide comprehensive, up-to-date information to help you find solutions quickly.