How to Grow Sundews Indoors: Complete Care Guide

Learning how to grow sundews indoors is easier than many gardeners realize. These fascinating carnivorous plants use sticky, dew-covered tentacles to capture insects, making them one of the most unusual and rewarding houseplants you can grow.

Whether you’re growing a Cape Sundew, Spoon-Leaved Sundew, or another Drosera species, success comes down to providing the right soil, pure water, bright light, and consistent moisture. With proper care, sundews can thrive indoors while adding a unique tropical look to your plant collection.

How to Grow Sundews Indoors

Ever thought about adding a touch of the wild to your living room? Well, learning how to grow sundews indoors might just be the exciting project you’ve been looking for!

These captivating carnivorous plants are not only a visual treat but also a fun way to dive into the world of exotic gardening.

Sundews, scientifically known as Drosera capensis, are fascinating carnivorous plants that have captivated plant enthusiasts worldwide.

Their unique trapping mechanism and exotic appearance make them a popular choice for indoor gardening.

In this guide, we’ll delve into the world of sundews and explore how to grow them successfully indoors.

You can find live Sundew plants on Amazon

What Is a Sundew Plant?

Sundews (Drosera species) are carnivorous plants that trap insects using sticky gland-covered leaves. The sparkling droplets on the leaves resemble morning dew, giving the plant its common name.

With more than 190 species worldwide, sundews are one of the largest groups of carnivorous plants. They naturally grow in nutrient-poor bogs and wetlands where capturing insects helps supplement their nutritional needs.

Sundew Characteristics

Sundews are a mesmerizing gem in the vast world of carnivorous plants.

With their glistening, dew-covered tendrils ready to ensnare unsuspecting insects, they truly are nature’s little trappers.

Their unique features, from the sticky tentacles to the way they slowly wrap around their prey, set them apart from other houseplants.

This intriguing behavior, combined with their diverse range of species and vibrant colors, makes sundews a topic of interest for many plant enthusiasts and curious minds alike.

Whether you’re a seasoned gardener or just starting out, the world of sundews promises a captivating journey.

Drosera, which is commonly known as the sundews, is one of the largest genera of carnivorous plants, with at least 194 species. These members of the family Droseraceae[1] lure, capture, and digest insects using stalked mucilaginous glands covering their leaf surfaces. The insects are used to supplement the poor mineral nutrition of the soil in which the plants grow. Various species, which vary greatly in size and form, are native to every continent except Antarctica. According to Wikipedia. https://en.wikipedia.org/wiki/Drosera

Description of sundew species and sub-species:

Sundews belong to one of the largest genera of carnivorous plants, with over 90 separate species.

These species further branch out into many sub-species with descriptive names like King Sundews and Rosetted Sundews.

Appearance:

Their green leaves can be narrow, oval, or round, depending on the species.

The leaves are adorned with glands that secrete mucus, acting as a trap for unsuspecting insects.

Carnivorous behavior:

Sundews lure insects with their scent. Once an insect is trapped in the sticky mucus, the leaf curls up to digest its prey, a process that takes between four and six days.

Sundew Natural Habitat

If you’re keen on replicating the beauty of sundews in your indoor space, it’s essential to first get acquainted with their natural habitat.

Just like how we thrive in our comfort zones, sundews too have their preferred spots in the wild.

Originating from tropical and sometimes even temperate regions, these plants have evolved to adapt to specific conditions.

From the misty bogs of Australia to the damp fens of South Africa, sundews have made their mark in various terrains.

By understanding and mimicking these natural conditions, you can create the perfect sanctuary for your sundew right at home.

It’s all about giving them a touch of the wild, indoors!

Tropical regions:

Sundews, with their captivating allure, predominantly call the tropical regions of Australia and South Africa their home.

In these areas, the climate provides them with the warmth and humidity they crave.

Australia, with its diverse ecosystems, offers a variety of habitats for different sundew species.

Meanwhile, South Africa’s unique topography and climate conditions make it another hotspot for these plants.

It’s not just the climate, but also the rich biodiversity of these regions that support the sundews’ carnivorous lifestyle.

Typical growth areas:

When picturing the natural habitats of sundews, imagine serene bogs and fens.

These wetland areas, often filled with a mix of water and organic matter, provide the perfect setting for sundews.

The soil in these areas is typically acidic and sandy, which ensures good drainage while retaining the necessary moisture.

This unique soil composition, combined with the constant availability of small insects, makes bogs and fens the ideal playground for sundews.

Their roots anchor into this soil, drawing nutrients while their sticky tentacles above do the job of catching their meals.

It’s this harmonious balance of soil and environment that supports their growth and carnivorous behavior.

Growing Sundews Indoors

The allure of tropical plants often lies in their exotic charm, and sundews are no exception.

These fascinating carnivorous plants, with their dew-laden tendrils and insect-trapping prowess, might seem like they belong only in the wild terrains of distant lands.

However, the truth is, with a sprinkle of dedication and the right environment, they can be nurtured right in your living room.

Imagine having a mini tropical bog or fen in a pot, where the sundew thrives, capturing tiny insects and adding a unique aesthetic to your indoor space.

With the right care, not only can you recreate a slice of their natural habitat, but you can also witness their captivating behavior up close.

It’s all about understanding their needs and giving them a cozy corner in your home where they can flourish and showcase their exotic beauty.

Sundew Varieties and Characteristics Table

Variety	Origin	Light	Soil	Water	Temperature
Drosera capensis (Cape Sundew)	South Africa	Full sun to partial shade	Peat moss and sand or perlite	Distilled or rainwater, constantly moist	60-80°F (15-27°C)
Drosera spatulata (Spoon-leaved Sundew)	Australia, New Zealand, Southeast Asia	Full sun	Peat moss and sand or perlite	Distilled or rainwater, moist	55-80°F (13-27°C)
Drosera rotundifolia (Round-leaved Sundew)	Northern Hemisphere	Full sun	Sphagnum moss or peat and sand	Distilled or rainwater, moist	50-75°F (10-24°C)
Drosera binata (Fork-leaved Sundew)	Australia and New Zealand	Full sun	Peat and sand	Distilled or rainwater, constantly moist	60-85°F (15-29°C)
Drosera aliciae (Alice Sundew)	South Africa	Full sun to partial shade	Peat moss and sand or perlite	Distilled or rainwater, moist	60-80°F (15-27°C)
Drosera filiformis (Thread-leaved Sundew)	Eastern North America	Full sun	Peat and sand	Distilled or rainwater, moist	55-80°F (13-27°C)

Best Sundew Species for Indoor Growing

Cape Sundew (Drosera capensis)

Cape Sundew is widely considered the easiest sundew for beginners. It grows quickly, tolerates a range of indoor conditions, and readily produces seed.

Spoon-Leaved Sundew (Drosera spatulata)

This compact species works well in terrariums and small growing spaces.

Alice Sundew (Drosera aliciae)

A popular rosette-forming species that remains relatively small and attractive year-round.

Best Indoor Locations for Sundews

Bright South-Facing Windows

A sunny south-facing window often provides enough light for healthy growth and strong dew production.

Terrariums

Many sundew species thrive in terrariums where humidity remains consistently high.

Under Grow Lights

LED grow lights provide excellent results when natural light is limited.

Plant Shelves With Supplemental Lighting

Dedicated carnivorous plant shelves allow you to control lighting and humidity more effectively.

Suitable containers:

Choosing the right home for your sundew is the first step in ensuring its growth and well-being.

While pots are a common choice, terrariums are often the go-to for many sundew enthusiasts.

Why? Terrariums act like mini-greenhouses, creating a controlled environment that retains humidity, which is essential for sundews.

This enclosed space mimics the moist conditions of their natural habitat, ensuring the plant remains hydrated and happy.

Plus, terrariums can be a decorative addition to your space, allowing you to create a mini ecosystem that’s both functional and aesthetically pleasing.

You don’t need to buy an expensive terrarium though. These plants can be kept in an empty 5 or 10-gallon fish tank.

Light requirements:

Sunlight is the lifeblood of plants, and sundews are no exception. In their natural habitat, they bask in the full glory of the sun.

When bringing them indoors, it’s essential to replicate this as much as possible.

A sunny windowsill where they can soak up rays for several hours is ideal.

But don’t fret if you don’t have a sun-drenched spot; sundews are adaptable. They can manage with indirect sunlight, but ensure they get a good dose daily.

It’s all about finding that sweet spot where they get enough light without getting scorched.

Alternatively, you can put an aquarium LED on top of your fish tank or provide a light near them.

Soil composition: Soil and growing sundews indoors

The foundation for a thriving sundew lies in its soil.

A blend of vermiculite, perlite, peat moss, and long fiber sphagnum, topped with a bit of potting soil, creates an environment that sundews adore.

Long fiber sphagnum, in particular, is a favorite among sundew growers.

It not only retains moisture effectively but also provides the necessary aeration, ensuring the roots don’t become waterlogged.

The acidity from the peat moss and sphagnum mirrors the conditions of their natural boggy habitats.

When you’re preparing the potting mix for your sundew, think of it as crafting a gourmet dish tailored to its unique preferences.

This mix ensures the plant has everything it needs to grow strong and healthy. Sundew plant care means occasionally topdressing soil and growing sundews are also helpful. 

Watering:

Water is crucial for sundews, but it’s not just about quantity; it’s also about quality.

Sundews prefer their soil to be consistently moist, mimicking the wet conditions of bogs and fens.

But tap water with its minerals can be harmful to them. Instead, opt for distilled water or collected rainwater.

These options ensure that the water is pure and free from any minerals that might hinder the plant’s growth.

Temperature and Humidity:

If sundews had a favorite weather report, it would be warm and humid.

These conditions are reminiscent of their tropical origins. While they’re resilient, temperatures below 50°F aren’t ideal for them.

And if the mercury dips below 70°F for extended periods, it’s a sign to bring them indoors or provide some warmth.

Pair this with a humid environment, and you’ve got the perfect setting for your sundew to thrive.

Whether you achieve this through misting, terrariums, or humidifiers, ensuring the right temperature and humidity levels will see your sundew flourish.

Common Sundew Problems and Solutions

Why Is My Sundew Not Producing Dew?

Low humidity, insufficient light, or poor water quality are the most common causes.

Why Are My Sundew Leaves Turning Brown?

Brown leaves may result from mineral buildup, low humidity, or natural aging.

Why Is My Sundew Dying?

Tap water, dry soil, or poor lighting conditions are common causes of decline.

Why Is Mold Growing Around My Sundew?

Excess moisture combined with poor airflow can encourage fungal growth.

Why Are My Sundew Leaves Stretching?

Leggy growth usually indicates the plant needs more light.

Potential Challenges

Every plant has its quirks, and sundews are no exception. While they bring a touch of the exotic to your home, they also come with their own set of challenges.

Just like a pet or any other household member, they have specific needs and occasional troubles.

Sundews, with their unique carnivorous nature, might face issues that other houseplants don’t.

Being aware of these challenges and understanding their signs can help you address them promptly.

This proactive approach ensures that your sundew remains healthy and continues to be the captivating centerpiece of your indoor garden.

Whether it’s a pesky insect or a watering mishap, knowing what to look out for is half the battle won.

Let’s delve into some of these potential challenges and how to tackle them.

Common pests and diseases:

It’s a bit ironic, isn’t it? Sundews, the insect trappers, can sometimes fall prey to pests themselves.

While they’re busy catching gnats and other small insects, they might be vulnerable to some common plant pests.

Aphids, spider mites, and even scale can sometimes find their way to your sundew.

Additionally, fungal diseases, often due to excessive moisture, can be a concern.

It’s essential to keep a vigilant eye on your plant. Look for any discoloration, wilting, or unusual spots.

Regularly inspecting your sundew, especially the underside of the leaves, can help you spot these invaders early on.

Early detection is crucial, as it allows you to take action before the issue escalates, ensuring your plant remains in prime condition.

Watering issues:

Watering might seem like the simplest task, but it’s a delicate balance when it comes to sundews.

These plants love moisture, but there’s a fine line between just right and too much.

Over-watering can lead to root rot, a condition where the roots become waterlogged and start decaying.

On the other hand, under-watering can dry out the plant, causing it to lose its vigor.

The key is to monitor the soil’s moisture levels. The soil should feel moist to the touch but not waterlogged.

If you notice the top layer of the soil starting to dry out, it’s time for a drink.

Conversely, if the soil feels too wet or you notice water pooling at the bottom of the container, it’s a sign to cut back.

Remember, it’s all about finding that perfect balance to keep your sundew happy and hydrated.

Benefits of Growing Sundews Indoors

Sundews are more than just another plant to add to your indoor collection.

They bring with them a myriad of benefits that go beyond their mesmerizing dew-covered tendrils.

Growing sundews indoors not only offers you a front-row seat to nature’s wonders but also provides practical advantages that can make your indoor gardening experience even more rewarding.

Natural insect control:

Tired of those pesky gnats or fruit flies that seem to always find their way into your home?

Sundews are here to the rescue! With their sticky tentacles, they lure, trap, and digest these small insects, acting as a natural pest control solution.

It’s nature’s way of keeping things in balance. By having a sundew in your living space, you’re essentially employing a tiny, diligent security guard who’s always on the lookout for unwanted insect guests.

And the best part? It’s all done without any chemicals or sprays, making it an eco-friendly solution to common household pests.

Aesthetic appeal:

Sundews are undeniably captivating. Their intricate design, combined with their unique insect-trapping behavior, makes them a standout in any indoor garden.

Whether it’s the glistening dewdrops that catch the light or the slow, deliberate movement as they wrap around their prey, sundews are bound to draw attention.

They add a touch of the exotic, transforming an ordinary space into a mini tropical haven.

And let’s not forget the conversations they spark! Guests and family members will undoubtedly be intrigued, making your sundew not just a plant, but also a story waiting to be told.

How to Grow Sundews Indoors FAQs

Do sundews need distilled water?

Yes. Distilled, rainwater, or reverse osmosis water is recommended because sundews are sensitive to minerals.

Can sundews grow indoors year-round?

Many tropical sundew species can grow indoors year-round when provided with proper light and moisture.

Do sundews need to eat insects?

They can survive without catching insects but generally grow faster and healthier when they occasionally capture prey.

Are sundews good for fungus gnats?

Yes. Sundews frequently catch fungus gnats, fruit flies, and other small flying insects.

What is the easiest sundew for beginners?

Cape Sundew (Drosera capensis) is usually considered the easiest species for beginners.

How to Grow Sundews Indoors Final Thoughts

Sundews are among the easiest carnivorous plants to grow indoors when their basic needs are met. Bright light, pure water, nutrient-poor soil, and consistent moisture are the keys to long-term success.

Their unique insect-trapping abilities and sparkling foliage make them excellent conversation pieces while providing natural control of small flying insects. Once established, many species require surprisingly little maintenance.

Whether you start with a beginner-friendly Cape Sundew or explore more unusual species, growing sundews indoors is a rewarding way to experience one of nature’s most fascinating plant groups.