Why Is My Monstera Leaves Not Splitting

The rate of leaf fenestration increases with plant age. If a mature Monstera is not splitting, it is a sign that the plant is not receiving the same level of care that it would in its natural habitat. Monstera may fail to split as a result of inadequate lighting, poor soil drainage, and inadequate dietary requirements.

How can I get the leaves on my monstera to split?

Monstera plants can grow in a variety of situations, but they will mature more quickly in environments that resemble their natural habitat.

The following three actions will split monstera leaves the fastest:

  • Bright, indirect sunlight is preferred by SunlightMonstera plants.
  • They are accustomed to living in environments with a scorching sun beating down on tightly packed foliage because they are native to Mexican rainforests.
  • The plant’s growth will be stunted by too much shade, and its leaves will be burned by direct sunshine.
  • Your monstera will receive indirect light if you place it on a north-facing windowsill or behind a sheer curtain that blocks direct light.
  • Monstera plants often require watering whenever the soil becomes entirely dry.
  • This occurs every one to two weeks on average.
  • One of the most common mistakes made by plant keepers of all kinds is overwatering, which slows the monstera’s growth and causes the leaves to turn yellow.
  • Fertilizing Plants that grow monstera flourish on soil rich in magnesium.
  • They also need a healthy mix of potassium, phosphorus, and nitrogen.
  • Consequently, if you are dissatisfied with the growth of your monstera, be sure to add a fertilizer that contains these nutrients once every month.

Why lack slits on my monstera?

Why are there no holes in my monster leaves? Young leaves typically lack cuts. When mature leaves are devoid of fenestration, it may be a sign that there is insufficient light, too little moisture, nutrition, or air temperature. Young leaves don’t have cuts; older leaves eventually develop them.

Option 1: Wait

Depending on how young and little your monstera plant is, you might just need to give it some time.

Young monsteras almost resemble a distinct plant because of their sturdy, heart-shaped leaves. Your monstera should grow and finally form those lovely holes and splits on its own when it is between two and three years old with adequate light, the proper quantity of water, and a little fertilizer. Be tolerant!

Option 2: More light!

This is typically the most crucial thing you can do to encourage your monstera leaves to split. However, without plenty of bright, indirect sunlight, monsteras won’t grow much or produce many splits (or numerous rows of splits), even though they can survive in reduced light. Your monstera leaves might not split even if you follow all other instructions to the letter without the proper light.

If you buy a mature monstera with split leaves, lower light may work, especially if you don’t want it to grow much bigger and take over your house (since monsteras often do!).

However, you’ll need good lighting if you have a young plant that you want to observe develop and flourish. The best windows are those that face east or south, while north can still be used. Just be extremely careful around windows that face west since they often receive a lot of direct, scorching afternoon light that might burn the leaves.

Don’t worry if your home lacks excellent illumination. A grow light can always be used as a supplement. To replace greenhouse-style lights that you may get from nurseries, you can either purchase ready-made grow lights or install grow bulbs in standard light fixtures.

Allow Bright, Indirect Sunlight Exposure

Among all the elements that support fenestration on a monstera, light is at the top of the list.

The majority of Monstera plants I’ve come across that don’t fenestrate are frequently planted in a dimly lit, shaded section of the home.

How can I tell whether my Monstera is content?

How can you prevent your Monstera from drowning? We’ve discussed a little bit about how to avoid overwatering it. There are plenty of signs your Monstera needs water, especially once you’ve become familiar with your plant and know all of its behavior. Some of them may not come as a surprise because the indications that a Monstera needs watering are also quite similar to those that other plants exhibit.

Your Monstera’s Soil Is Dry

The primary indication that a Monstera needs watering is dry soil. A Monstera deliciosa shouldn’t thrive in arid conditions, despite the fact that it’s vital to allow the soil dry up a little bit between waterings. Although too-dry soil won’t immediately kill a plant, it will hinder its capacity to grow effectively.

Since every plant and indoor environment is unique and can necessitate a different amount of time between waterings, routinely testing the soil will enable you to determine when your Monstera needs to be watered. Using your finger is the simplest method for doing this!

If the soil is dry after sticking your finger in it for about an inch, water the plant. Don’t water your Monstera just yet if it’s moist or still wet.

Your Monstera is Leaning Over

Although it is an unusual indicator, I have observed a leaning Monstera in my collection. An underwatered Monstera will begin to sag in a manner that causes the leaves to droop, which is similar to wilting. On a little Monstera, this is much simpler to see, although it can be seen on bigger plants as well.

Always examine the soil before watering because leaning plants might occasionally be an indication of a different problem, such as overwatering. Never add more water when the earth is damp; dry soil indicates that it is time to water.

Your Monstera should bounce back within a few days after receiving a thorough watering if the cause of drooping is too little water. As much stress as possible should be avoided allowing the Monstera to become this dry as it will stunt the plant’s growth.

Your Monstera’s Leaves are Curling

Leaf curling is just another sign that a Monstera needs watering. The leaves of a Monstera that needs water will start to curl inward, making them appear smaller and less wide.

This is a temporary problem that almost always goes away with some time and some good watering! If the soil is dry, check it and give it a nice, thorough watering. Within a few days, the leaves ought to resume their regular state.

If they don’t, there might be another problem going on. Before watering once more, take some time to run a diagnostic.

Your Monstera’s Leaves are Brown, Yellow, or Dead

An alarming sign may be the yellowing of your Monstera’s leaves. Dark green, waxy leaves are present on a healthy, happy Monstera (though younger plants or new leaves may be lighter green).

Some discoloration is expected because older Monstera leaves gradually turn yellow and drop off as they become older. However, you have an issue if you notice many sections of the plant with yellow, brown, or dead leaves or new leaves.

In addition to underwatering, additional issues that might cause leaf discoloration include overwatering, excessive or insufficient sunshine, or parasites. Don’t water the plant right away; instead, take the time to inspect it for any signs of these issues.

Although older growth will occasionally die off, you should take immediate action if any leaf loss is accompanied by other symptoms like drooping or discolouration. The soil’s moisture content should always be checked as the initial step. Water the soil deeply if it is dry. Look for indications that your plant may have been overwatered if the soil is wet.

Your Monstera Isn’t Putting Out Fenestrated Leaves

With adult Monsteras that haven’t started fenestrating or that produce leaves with holes in them, a lack of fenestration can become a problem. Fenestrations are nearly always a sign that the plant is not receiving enough light.

This can occasionally be brought on by inadequate sunlight. Examine the surroundings of the plant to rule that out. Monsteras require six to twelve hours a day of bright indirect sunlight. Try transplanting the plant to a brighter location if it isn’t receiving this much light.

Set a smart alarm to remind you to inspect the soil if lighting isn’t the issue and you think your Monstera needs extra water. This will assist you in forming the practice of routine plant maintenance. You can establish the ideal watering balance by making sure the soil is moist enough many times per week. Be careful not to overwater, though!

How much time does a Monstera leaf take to unravel?

Your monstera houseplant may take anywhere from 1 to 7 weeks to completely unfold.

Depending on how old the leaf is and what sort of monstera plant it is, it may unfold more quickly under ideal conditions and with correct monstera care, possibly in less than a week. A monstera leaf’s time to unfold depends on a number of variables, including humidity, watering frequency, sunshine exposure, pest activity, age, and nutrient content.

Monstera leaf unfurling time lapse

Watch the monstera leaf unfold in this time-lapse film in less than a week! Don’t be discouraged if yours doesn’t unfold as swiftly as hers, even though it’s feasible. Each monstera plant is unique.

I want them all, whether they are monstera deliciosa, monstera adansonii, or even monstera obliqua!

This article contains affiliate links, so please be aware of it. I receive compensation on qualifying purchases as an Amazon Associate.

How are Monstera branches obtained?

How to grow delicious monstera. You will require a Monstera deliciosa plant, cutting-edge scissors, and either a pot of soil or water.

Pick a stem to cut.

Pick a cutting of stem that has numerous nodes or leaves. While some aerial roots are useful, they are not necessary.

Pick a growth medium.

Your cutting can be multiplied in either water or soil. Water functions equally well as dirt and has the advantage of making progress monitoring simpler.

  • Bright and cozy
  • Keep wet and fresh.

If growing in water, make regular water changes. Give it regular waterings if it’s growing in soil to keep the cutting damp.

Disregard it!

If you took the cutting during the winter dormant phase, it can take some time for any growth to develop.

Pot up

When you spot established new growth, such some roots and a leaf that hasn’t fully expanded, pot it up in a suitable container.

How are Monstera leaves made to unfold?

You might also try boosting the light, BUT proceed with extreme caution. Moving the plant outside would be something I would do, but I would make sure it was shaded. Although it appears gloomy to us, it is the epitome of bright or indirect light.

Since the sun is quite bright in addition to being very hot, doing this frequently entails boosting the light. (I know, I know.

However, if your Monstera is in a cool, low-light area inside, moving it to a warmer, sunny window may encourage the leaves to unfold more quickly. Don’t try to place your Monstera close to a radiator or anything like that.

How much light is required for a Monstera?

Monsteras typically require 5 to 8 hours of bright indirect light every day to flourish. More light is required to bring out the stunning coloring of variegated species, such as the Thai Constellation Monstera deliciosa or Variegatta Monstera deliciosa.

How frequently do the leaves of Monstera split?

To begin with, the age of the plant affects the shape of Monstera leaves. You might observe that the splits emerge on the newest leaves if your monstera has some leaves with fenestrations and some leaves without. When the Monstera is old and content enough to produce mature leaves with splits, fenestrations start to form.

When a Monstera matures and forms its first fenestrations, it will be between one and three years old. When my Monsteras, which thrive in strong light conditions, generate 5–6 tiny leaves on the same stem, they usually obtain their initial split leaves. The precise quantity will change depending on your growing environment. In our article, you can read more about the ideal lighting for Monstera.

Last but not least, huge Monsteras that are 3 years or older to a few decades old can produce massive leaves. Even more fenestrations, which appear as extra rows of holes inside the splits, may arise.

It was probably propagated from a top cutting if you notice a monstera plant with enormous split leaves and no tiny baby leaves (learn more about propagating monstera in our ultimate guide). By doing this, the new plant was able to advance the maturity of its leaves.

Are fenestrations present on all Monsteras?

The short answer to this is categorically no. A Monstera planted from seed that has just produced a few new growth sprigs won’t develop fenestrations for a very long time, maybe closer to three years. Fenestrations almost always emerge in older plants.

Additionally, not every leaf will emerge with fenestrations, even in an older plant. For some plant owners, this is a major source of annoyance and might be worrying. However, a lack of fenestrations isn’t always cause for concern.

You should investigate the issue if you’ve noticed that your older Monstera isn’t producing any fenestrations. If a Monstera doesn’t have enough light, it frequently won’t fenestrate. The problem may be very simple to spot since there are many additional symptoms that go along with this.

Why lacks holes in my Swiss cheese plant?

According to study by a US scientist, the plants’ well-known hole-riddled leaves enable them to collect sunlight more frequently, helping them to live in dark rainforests.

According to the BBC Nature, they are typically grown as house plants but can also be found in the wild from southern Mexico to Colombia.

One is that by allowing the wind to pass through, the holes in the leaves help the plants withstand hurricane gusts. Another benefit is that they enable better temperature control or water to reach the roots of the plants.

Some have hypothesized that the holes conceal the plants from herbivores in some way.

Christopher Muir’s research at the University of Indiana in Bloomington, US, led to the hypothesis that the holes are a result of the plants’ adaptation to their rainforest environment.

Monstera deliciosa, a species of Swiss cheese plant, resides in the gloomy tropical rainforest understory. In order to photosynthesise for energy, it depends on collecting erratic shafts of sunlight known as “sunflecks.”

Muir compared leaves with and without holes using mathematical models because he doubted that the sunflecks could account for the peculiar leaf forms.

He discovered that the same amount of sunlight has an equal positive impact on both leaf forms.

A leaf with holes will miss some sunlight because it filters through them, but solid leaves with the same surface area actually occupy less space, which limits their availability to sunshine.

According to Muir’s simulations, a leaf with the same surface area but numerous holes would come into touch with sunlight more frequently since it occupies more space.

He proposed that by maintaining this consistency, the changing leaf form becomes more dependable, reducing stress on the plant and increasing its chances of survival.

However, Muir asserts that immature Swiss cheese plants don’t require holes in their leaves.

At different times during its life cycle, the monstera deliciosa grows in a different way. It is an epiphyte, sometimes known as an air plant.

Young plants are located closer to the forest floor, where sunlight penetration is lower. Muir predicted that because the light in this area is of poor quality, holes do not help the plant.

The plant only becomes higher as it ages, reaching areas of the understorey with more sunflecks.

The leaves then get bigger, get holes, and are held away from the trunk so they have a greater chance of getting the sunshine they need to thrive.