Brown Spots On Monstera Leaves: 5 Common Causes and Solution

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Brown spots on your monstera plants can be quite irritating and noticeable. They can also be harmful to your plants as well.

Brown spots are a common problem for those who grow Monstera plants in their homes. If you've got brown spots on Monstera plants, the good news is that there are many things you can do to get rid of them and prevent future problems.

Brown spots on a Monstera plant can be caused by various reasons, such as over-watering, high humidity, exposure to direct sunlight, and mineral buildup in the soil.

Self-watering planters can be fantastic tools for preventing future brown spots by promoting consistent and appropriate moisture levels.

You want to know whether they are caused by viruses, fungi, or other causes. You want to know the solutions and how to get rid of those brown spots fast. Until you can identify the cause, you want to take care of the symptoms quickly so that your plant does not die from an unrelated condition.

Monster plant care is very important If you're not careful, brown spots on monstera leaf could turn into ugly brown spots that make your plant look untidy, unattractive, and unkempt. But there are ways to fix these brown spots before they worsen.

This article will explain some of the more common causes of brown spotting monstera plants and what you should do if you see any brown spots on your Monstera plants.


Let's take a look at the causes of this problem.


5 Common Causes of Brown Spot on Monstera Leaf

Brown spots are one of the most common problems for Monstera plants. They can be found on the plant's leaves. Monstera plants are a beautiful addition to any home or garden. Their leaves are long and attractive.

But if you've noticed brown spots on monstera leaf, you may wonder what's causing these unsightly spots and how to get rid of them.

Monstera brown spots are one of the indoor plants' most common fungal problems.

In some cases, the brown spots can spread across the entire plant. If this happens, it could mean something wrong with your monstera or its environment (like too much water or too little light).

The Monstera plant is a tropical rainforest plant that grows in tropical environments. It is essential to provide them with a suitable environment to grow in, similar to their natural habitat. Monstera must grow in a natural environment.

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How to Treat Monstera Leaves Brown Spots

Listed below are a few common problems and their solutions.


Fungal Leaf Spot Monstera or Bacterial Infection

Monstera leaves can turn brown as a result of fungal or bacterial diseases. There can be a variety of brown spots that look like speckled spots and may seem like small holes in the leaves if you look closely at them.

Fungal Leaf Spot Monstera or Bacterial Infection causes brown spot on monstera leaves

Monstera can develop fungal and bacterial diseases when they are kept too moist or planted in constantly wet soil.

A plant of the same variety could also spread the disease to another plant, should the plant be taken care of routinely. In this situation, it's even more crucial to treat the brown spots on Monstera leaves as soon as possible so they don't spread further.

Solution for Fungal Leaf Spot Monstera

When your Monstera plants become infected with a fungus or bacteria, you must remove all the infected foliage and ensure that the air around them is well circulating.

self watering planter for leaves problem

If your plant has infected leaves, you must trim them with sterilized clippers or scissors. Before you dispose of the leaves in the trash can, place the leaves in a plastic bag that has been sealed and place them inside the bag.

The leaves falling from the plants should be cleaned up from the surrounding areas and other plant debris. Your plants should have enough space for air to circulate them so that you can ensure they receive plenty of oxygen.


The Soil is Very Wet or Overwatered Monstera 

If you notice monstera adansonii yellow and brown spots on leaves, one of the first things you will want to do is check the soil moisture level to determine if it needs to be hydrated.

Brown Spots On Monstera Leaves because of Overwatered Monstera

A plant that is overwatered receives more water than it needs. It is very important to water your Monstera Deliciosa every week to keep it happy.

People often overwater Monstera Adansonii plants with good intentions, but the results are often disastrous. As a result, you may end up with rotted roots on your Monstera Deliciosa.

Therefore, the roots are deprived of oxygen and at risk of suffocating to death. Unlike most plants, monstera plants have a nasty tendency to be surrounded by damp and wet soil for too long.

Watering the plant too often or using a heavy soil mix will result in the soil remaining damp and not drying before you water it again, and you will have to water it more often.

avoid overwatering by self watering planter

As an alternative to soil, you will need to use leca balls instead of regular soil. A LECA is a shorthand acronym for that which stands for Lightweight expanded clay aggregate.

Because Leca is a growing medium similar to soil, it is similar to growing plants in the soil because the growing medium is similar to soil. The Monstera plant will benefit more from this method.

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Solution for Overwatered Monstera Adansonii

How to Treat Monstera Leaves Brown Spots

To avoid water lingering around the roots, use a lighter soil mix that drains better. You should stick your finger in the soil and not water the plant until the soil has dried out to an inch to two inches.

You can use this cute self-watering head planter to fix this issue since a self-watering planter is the best solution for overwatering. Overwatering can cause root rot.

self watering planter for monstera


So make sure you rule out that possibility before assuming that just watering less will solve the problem.

A Low Level of Humidity in Monstera

A high humidity level is necessary for monstera plants to thrive, and they may begin to suffer when the humidity drops below 40%. A Low Level of Humidity in Monstera

Low humidity can cause brown spots on the leaves, one of the most frequently occurring symptoms associated with low humidity levels.

The leaves can also become dry and brittle when there is low humidity; after some time, their tips may brown. Brown tips on Monstera leaves usually indicate low humidity.

Solution for Humidity in Monstera

You can raise the humidity around your Monstera plant if you believe that low humidity is causing the brown spots on its leaves.

This can be done by placing the plant on a pebble tray, which is one of the easiest ways to do this. Pebble trays are shallow trays filled with water and pebbles.

This process causes the water to evaporate and rise, which gives the plants the additional humidity they require to thrive.

The humidity around your plant can also be raised using a humidifier. To prevent the leaves from becoming too wet, keep them away from them so that it does not get too wet.

Brown Spots on Monstera Stem and Infection

When excessive water is used on the leaves of Monstera, and brown spots on monstera stem, the chances of contracting this fungal infection increase when the room is humid and warm.

Brown Spots on Monstera Stem and Infection

In addition to pest attacks, several other factors can cause stem infections. A cotton cloth soaked in neem oil can be used to wipe any pests on the stem by wiping them with the cloth. Having a stem infection is one of the most difficult things to treat.

Assistive solution for Brown Spots on Monstera Stem

  • Preventing this condition in your plants is the best course of action. It is, therefore, necessary for monstera leaves not to be sprayed with water.
  • Ensure that the room is well-ventilated.
  • Plants should be isolated. Plants should be isolated.
  • Stems should be cleaned with a fungicide spray.

During the early stages of a stem infection, your plant will recover. Cutting off the infected stem will save other parts of the plant if the entire stem has already been infected.

Getting Too Much Sun

Too much sunlight can cause brown spots on Monstera plants. Monstera plants needs light according to conditions. A waxy substance coats the leaves of the Monstera plant, which helps prevent the leaves from losing too much moisture.

For long periods of time, the heat from direct sunlight can cause the wax in the leaves to break down, which can, in turn, lead to the leaves turning brown and drying out.

Brown spots can cause unsightly spots and reduce the plant's ability to photosynthesize, though they usually do not cause lasting damage.

Solution for Monstera Getting Too Much Sun

It's best to move your Monstera plant to a location that receives indirect or filtered light if you think too much sunlight is causing the brown spots on its leaves.

The best place for the plant would be somewhere where it will receive morning sun and afternoon shade if possible. If there is severe damage to the leaves, you may need to cut them off.

Keeping your Monstera away from direct sunlight for more than a few hours each day is a good way to prevent sun damage in the future, and you can do that by making sure it receives indirect or filtered light.

What is the Best Way to Grow Monstera Deliciosa?

There is no need to worry about Monstera Deliciosa plants. Plants like Monstera are commonly considered low-maintenance. Their growth rate is rapid.

What is the Best Way to Grow Monstera Deliciosa

Drinking water is one of the things they like to do, but too much water can be a problem for Monstera plants. In our experience, watering is sufficient to keep them healthy and happy once a week.

Some species thrive in shaded areas where there is some indirect sunlight as well. In particular, the leaves are affected by this condition to a great extent. This plant has a glossy and evergreen appearance due to the constant exposure to sunlight.

Briefly, there are moderate requirements for Monstera Deliciosa regarding their care.


In addition to watering them from time to time, creating indirect light, and ensuring they are humid, they bloom happily. Those who are new to growing Monstera can also grow them successfully with a little effort on their part.


hanging  planter


Final Words

The brown spots on monstera are a common problem for those who grow Monstera plants in their homes. The best thing you can do to keep your Monstera healthy throughout is to keep it evenly moist.

As long as you ensure its soil stays damp but not soggy and offers enough sunlight, your Monstera has a good chance of surviving into the next year with minimal brown spots.

Another common problem is low light levels. The less sun your plant gets, the more susceptible it will be to browning.



Why does my Monstera have spots?

Overwatering or poorly draining soil commonly causes brown spots on Monstera leaves. Besides direct sunlight, pests, Overfertilizing, underwatering, and sudden variations in temperature, brown spots can also be caused by other things.

How do you treat brown spots on leaves?

Let your plant dry out after cutting off leaves with spots when the soil feels dry on top. Mild cases may benefit from this method.

How often should you water a Monstera?

Let your plants' soil dry out between waterings by watering once or twice weekly. In brighter light, you will need to water more frequently, while in lower light, you will need to water less frequently.

Can brown Monstera leaves turn green again?

Brown leaves on a Monstera plant may indicate that the leaves have become damaged and will not turn green again. This could be due to a variety of factors, such as too much direct sunlight, improper watering, or pest damage.

Should I trim brown Monstera leaves?

Yes, you should trim brown Monstera leaves. When leaves turn brown on a Monstera plant, it's usually a sign that they have become damaged and will not recover. Trimming these leaves can help to improve the overall appearance of the plant and encourage new growth.


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*Disclosure: This post may contain affiliate linksAs an Amazon Associate I earn from qualifying purchases.

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1 comment

  • Craig

    When you say “Trim” your Monstera brown leaves, do you mean cut off the whole leaf or just cut around the brown part? A lot of people ask this obvious question.

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