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You can put a spider plant in a terrarium, but you need to pick the right kind of setup for it to thrive.
Spider plants are popular houseplants, and putting a spider plant in a terrarium can absolutely work if you tailor the environment to their needs.
While many terrarium plants love high humidity, spider plants prefer things a bit less steamy, which is why choosing the right container makes all the difference.
In this post, we’ll cover the best ways to put a spider plant in a terrarium, what conditions keep them happy, and which types of terrariums work best.
Let’s get into everything you need to know about placing a spider plant in a terrarium successfully.
Why You Can Put a Spider Plant in a Terrarium
Putting a spider plant in a terrarium is totally doable, and here is why it works when done right:
1. Spider Plants Are Adaptable by Nature
Spider plants are famously forgiving when it comes to their surroundings.
This adaptability is exactly why putting a spider plant in a terrarium doesn’t have to be stressful for the plant or for you.
They can handle a range of light levels and humidity, which gives you more flexibility with your terrarium design.
Because they are so resilient, putting a spider plant in a terrarium is a safe experiment even if you are new to terrariums.
2. Spider Plants Stay Compact With Proper Care
One concern people have about putting a spider plant in a terrarium is space.
Spider plants can grow outward if given room, but when you put a spider plant in a terrarium, their growth slows down in a contained space.
This natural slowing means the plant won’t outgrow the terrarium overnight, which is perfect for a long-term display.
Choosing a small spider plant pup makes putting a spider plant in a terrarium even easier since it starts compact and stays manageable.
3. They Thrive in Open or Partially Enclosed Terrariums
When you put a spider plant in a terrarium, the type of enclosure truly matters.
Open terrariums are ideal for spider plants because they allow air circulation that prevents root rot.
Closed terrariums trap too much humidity for this plant, so putting a spider plant in a terrarium with a lid is not recommended unless you keep it partially open.
Understanding this is key to making putting a spider plant in a terrarium a success rather than a soggy disaster.
How to Put a Spider Plant in a Terrarium Successfully
Getting the setup right means you can put a spider plant in a terrarium and watch it flourish for years.
Here are the steps and conditions you need for putting a spider plant in a terrarium the right way:
1. Pick an Open or Wide-Mouthed Terrarium
The first decision when putting a spider plant in a terrarium is the container shape.
An open terrarium with a wide mouth gives the spider plant the airflow it craves.
Bowls, vases with large openings, or even glass cloches without a bottom seal work great.
If you put a spider plant in a terrarium with a narrow neck, you will struggle to water and prune it properly.
2. Use a Well-Draining Soil Mix
Spider plants hate sitting in soggy soil, so putting a spider plant in a terrarium demands a fast-draining mix.
Combine standard potting soil with perlite or coarse sand to keep things loose.
Add a layer of pebbles or activated charcoal at the bottom of the terrarium before you put a spider plant in a terrarium.
This drainage layer stops water from pooling around the roots, which is the number one cause of failure when putting a spider plant in a terrarium.
3. Provide Bright, Indirect Light
Spider plants need light but not direct sun, and that rule holds true when you put a spider plant in a terrarium.
Place the terrarium near a bright window where the light is filtered through a curtain.
Too much direct sun will scorch the leaves inside the glass, while too little light makes the plant leggy.
Getting the light right is essential when putting a spider plant in a terrarium so the plant keeps its vibrant green and white stripes.
4. Water Sparingly and Only When Dry
Watering is the trickiest part of putting a spider plant in a terrarium.
Because terrariums lack drainage holes, you must water far less than you would for a potted plant.
Wait until the soil is fully dry before giving a small drink, and avoid letting water pool at the bottom.
Overwatering is the fastest way to kill a spider plant after putting a spider plant in a terrarium, so err on the dry side always.
Best Terrarium Styles for a Spider Plant
Not every terrarium style is equal when it comes to putting a spider plant in a terrarium.
Here are the styles that work and the ones you should skip:
1. Open Glass Bowls and Vases
Open bowls give the most airflow, making them the top choice for putting a spider plant in a terrarium.
You can easily reach inside to prune dead leaves or remove spider plant pups.
This style also allows excess moisture to evaporate, which keeps the roots healthy.
If you want to put a spider plant in a terrarium for the first time, start with this open style.
2. Hanging Glass Terrariums
Hanging terrariums look gorgeous and are perfect for putting a spider plant in a terrarium that trails slightly.
The open bottom on many hanging designs allows air to circulate freely.
Just make sure the opening is large enough to insert the plant without damaging the leaves.
Putting a spider plant in a terrarium that hangs is a great way to display its arching foliage.
3. Closed Terrariums (Not Recommended)
Closed terrariums create a humid jungle environment that most tropical plants love.
But putting a spider plant in a terrarium that is sealed is risky because spider plants prefer moderate humidity.
If you try putting a spider plant in a terrarium with a lid, leave the lid off a few days each week.
The constant dampness inside a closed container often leads to yellow leaves or rot.
So, Can You Put a Spider Plant in a Terrarium?
You can put a spider plant in a terrarium, and it makes for a lovely display when conditions are right.
Choosing an open container, using gritty soil, providing indirect light, and watering sparingly are the keys to success.
Putting a spider plant in a terrarium offers a unique way to enjoy this classic houseplant in a miniature landscape.
So if you have been wondering about putting a spider plant in a terrarium, go ahead and give it a try with the tips above.
Spider plants are forgiving, and putting a spider plant in a terrarium might just become your new favorite project.