How To Grow Bigger Leaves On Philodendron

To grow bigger leaves on philodendron, you need to focus on a few key factors that directly influence leaf size.

The most important of these is light, because a philodendron that isn’t getting enough bright, indirect sunlight simply won’t have the energy to produce large foliage.

Next comes watering and humidity, which affect how well the plant can transport nutrients to those developing leaves.

And finally, you have to consider nutrition and the physical support the plant gets, since a philodendron that’s climbing or properly fed will always outperform one that’s struggling.

In this post, we’ll break down how to grow bigger leaves on philodendron by tackling each of these elements, plus a few other tricks that can help you get the massive, glossy foliage you’re after.

Let’s dive in and get your philodendron growing like a champion.
 

Why Your Philodendron Leaf Size Matters

Understanding how to grow bigger leaves on philodendron starts with knowing why the leaves might be small in the first place.

Small leaves on a philodendron are almost always a signal that the plant is under some kind of stress.

The most common culprits include insufficient light, inconsistent watering, low humidity, or a lack of essential nutrients.

Once you correct these issues, the plant will reward you with not just bigger leaves, but also more vigorous overall growth.
 

1. Light is the Single Biggest Factor

If you want to grow bigger leaves on philodendron, the very first thing you should check is how much light your plant is getting.

Philodendrons are native to tropical rainforests, where they grow under the canopy of taller trees.

This means they prefer bright, indirect sunlight, not deep shade and not harsh, direct sun.

When you give your philodendron the right amount of light, it can photosynthesize efficiently and produce larger leaves.

Try placing it near an east-facing window or a few feet away from a south or west-facing window.

If you only have a low-light spot, consider using a grow light to supplement.

Your philodendron’s leaf size will tell you if you’ve got it right.
 

2. Watering Consistency is Key

Another major factor in how to grow bigger leaves on philodendron is your watering routine.

Philodendrons like their soil to be consistently moist, but never soggy.

If you let the soil dry out completely, the plant will prioritize survival over growth, and leaf size will suffer.

On the flip side, if you water too often and the roots sit in water, you risk root rot, which will also cause stunted leaves.

A good rule of thumb is to check the top inch of soil.

If it feels dry to the touch, it’s time to water.

And always use a pot with drainage holes so excess water can escape.
 

3. Humidity Pushes Leaf Expansion

Philodendrons are tropical plants, so they absolutely love humidity.

Higher humidity helps the plant open its stomata, which are tiny pores on the leaves that allow for gas exchange.

When stomata are open, the plant can take in more carbon dioxide and release more oxygen.

This process is essential for producing larger, healthier leaves.

To grow bigger leaves on philodendron, aim for a humidity level of at least 60%.

You can do this by using a humidifier, placing a pebble tray filled with water beneath the pot, or even grouping your philodendron with other plants.

The more humidity you provide, the more your philodendron will thank you with big, beautiful leaves.
 

Feeding Your Philodendron for Maximum Leaf Growth

When learning how to grow bigger leaves on philodendron, many people overlook the importance of proper fertilization.

Even if your light, water, and humidity are perfect, a philodendron that’s starving for nutrients won’t produce large leaves.

Fertilizer provides essential elements like nitrogen, phosphorus, and potassium that are directly involved in leaf development.

Nitrogen, in particular, is crucial for lush, green foliage.

You’ll want to feed your philodendron with a balanced, water-soluble fertilizer every four to six weeks during the growing season.

In the spring and summer, your plant is actively growing and will use these nutrients to push out bigger leaves.

In the fall and winter, you can scale back feeding since the plant’s growth naturally slows down.
 

1. Choose the Right Fertilizer

To grow bigger leaves on philodendron, you need a fertilizer that’s high in nitrogen.

Look for a formula like 20-20-20 that’s balanced, or one that’s specifically labeled for foliage houseplants.

You can also use a slow-release fertilizer that you mix into the soil once at the start of the season.

Just be careful not to over-fertilize, as this can burn the roots and lead to brown, crispy leaf edges.

Always follow the instructions on the label and dilute the fertilizer to half strength if you’re unsure.

A well-fed philodendron will show its gratitude by producing significantly larger leaves over time.
 

2. Don’t Forget About Repotting

Another trick to grow bigger leaves on philodendron is to make sure it has enough room to grow.

When a philodendron becomes root-bound, its roots fill the entire pot and have no space to spread out.

This restricts the plant’s ability to absorb water and nutrients, which directly limits leaf size.

If you see roots coming out of the drainage holes or circling the top of the soil, it’s time to repot.

Choose a pot that’s only 2 to 4 inches larger in diameter than the current one.

Repotting in fresh, well-draining soil gives your philodendron a burst of energy and encourages larger leaves.
 

Training Your Philodendron to Grow Bigger Leaves

Believe it or not, the way you train your philodendron can also affect how big its leaves get.

In the wild, philodendrons are climbing plants that use their aerial roots to attach themselves to trees.

When a philodendron climbs, it naturally produces larger leaves because it’s reaching for more light.

This is a key part of understanding how to grow bigger leaves on philodendron.

By providing a moss pole, a trellis, or even a wooden stake, you can mimic this natural behavior.

As the plant climbs, the leaves will grow progressively larger with each new node.

So don’t let your philodendron just hang or sprawl along the ground.

Give it something to ascend, and you’ll be amazed at the transformation.
 

1. Set Up a Moss Pole

A moss pole is one of the easiest ways to boost leaf size.

Moisten the pole and gently tie your philodendron’s stems to it using soft plant ties.

The aerial roots will eventually grip the moss and anchor the plant.

As your philodendron climbs, the leaves will become larger and more mature.

You’ll also notice the stems getting thicker, which is a great sign of overall health.

This is one of the most effective methods for how to grow bigger leaves on philodendron.
 

2. Prune to Encourage New Growth

It might seem counterintuitive, but pruning your philodendron can actually help you grow bigger leaves.

When you cut back leggy or overgrown stems, you stimulate the plant to produce new growth from the base.

Regularly pruning philodendron as a vine is also a great way to encourage fuller, bushier growth, which we’ll cover in a future post.

These new leaves will often be larger than the ones you trimmed, especially if you’re also providing optimal conditions.

So don’t be afraid to give your philodendron a little haircut.

It’s a simple but powerful trick for getting bigger leaves on philodendron.
 

Common Mistakes That Prevent Bigger Leaves

Even if you follow all the tips above, there are still a few common mistakes that can keep your philodendron from reaching its full potential.

Avoid these pitfalls, and you’ll have a much easier time learning how to grow bigger leaves on philodendron.

The first mistake is overwatering, which we touched on earlier.

The second is exposing your plant to direct sunlight, which can scorch the leaves.

And the third is neglecting to dust the leaves.

Dust on the leaf surface blocks sunlight and reduces photosynthesis, which means smaller leaves.
 

1. Don’t Overwater

Overwatering is the number one killer of houseplants, and philodendrons are no exception.

When the roots sit in waterlogged soil, they can’t get the oxygen they need.

This leads to root rot, which causes yellowing leaves and stunted growth.

To grow bigger leaves on philodendron, always err on the side of underwatering rather than overwatering.

Check the soil moisture regularly and only water when the top inch is dry.
 

2. Keep Dust Off the Leaves

Large leaves are great, but they also collect a lot of dust.

If you want to grow bigger leaves on philodendron, you need to keep those leaves clean.

Wipe them down with a damp cloth every couple of weeks.

This ensures maximum light absorption and keeps the plant healthy.

A clean philodendron is a happy philodendron, and it will show in the size of its next leaves.
 

So, How Do You Grow Bigger Leaves On Philodendron?

To grow bigger leaves on philodendron, you have to combine the right light, water, humidity, and nutrients with a little bit of training.

Start by giving your plant bright, indirect light and consistent moisture.

Add humidity to your routine and feed it regularly with a nitrogen-rich fertilizer.

Repot when necessary and provide a moss pole for climbing.

And don’t forget to prune and clean the leaves to encourage new growth.

Follow these steps, and your philodendron will produce the large, stunning leaves you’ve been dreaming of.

There’s nothing quite as satisfying as watching a philodendron leaf unfurl to a size you never thought possible.

So go ahead, give your plant the care it needs, and enjoy the lush, tropical look of bigger philodendron leaves.