How to Build Your Own Terrarium at Home: A Step-by-Step Guide to the Large Starter Pack

Worried you'll kill it? Don't be.

That's the first thing we tell every beginner who picks up our Large Starter Pack, and it's still true even if your track record with plants is... let's say "spotty." Terrariums are one of the most forgiving ways to bring nature into your home, and this kit was built specifically so you don't have to guess your way through it. Every layer, every tool, and every gemstone is already portioned out for you. All you need to bring is the plant.

In this post, we're walking through exactly how to build your own terrarium using the Large Starter Pack, from the first layer of pebbles to the finishing touches that make it feel like a piece of decor instead of a science project.

Why a "Starter" Kit Actually Makes You Better at This

Most people assume terrariums require some kind of green thumb. They don't. What they require is knowing the order things go in, and that's the part most beginners get wrong when they try to freestyle it with a jar from the kitchen cabinet. Soil on top of glass without a drainage layer traps water, and trapped water is the fastest way to kill a plant in a sealed or semi-sealed container.

The Large Starter Pack solves that problem by giving you everything pre-measured: natural crushed pebbles for drainage, fertilized soil, preserved reindeer moss, pink and blue moss for color, a full mix of gemstones (amethyst, pink quartz, green aventurine, and rainbow and green fluorite), terrarium tools sized for tight spaces, premium liquid plant food, three random decorative figurines, and a printed step-by-step guide. It's designed to work with whatever small plant you already love, whether that's a succulent, an air plant, or something low-light and leafy.

What You'll Need Before You Start

Beyond the kit itself, you just need:

• A vessel (any large glass container works, or use one from our shop)

• A small plant of your choice

• About 20 to 30 minutes

• A clear surface you don't mind getting a little dusty

That's it. No soil testing, no special lighting rigs, no prior experience.

The Build, Step by Step

1. Start with drainage. Pour the crushed pebbles into the base of your vessel until you've got about ¾ inch of coverage. This is the layer people skip when they're winging it, and it's the one that matters most. It keeps water away from the roots so your plant isn't sitting in moisture it doesn't need.

2. Add the soil. Layer the fertilized soil over the pebbles. A small trick that makes a big visual difference: mound it slightly higher toward the back of the vessel. It gives the whole build a sense of depth instead of looking flat.

3. Place your plant. This is where the kit flexes to fit you. Nestle your plant's roots into the soil and press gently around the base to secure it. Because the soil isn't succulent-specific, you've got real freedom here; pick whatever plant fits your space and your light.

4. Layer in the moss. Using the included tools, tuck the reindeer moss and the pink and blue moss around the base of your plant. This step covers any exposed soil and is where the terrarium starts to look intentional instead of just planted.

5. Add the gemstones. Scatter the amethyst, pink quartz, green aventurine, and fluorite wherever you want color and shine. Cluster them for a bolder look, or spread them evenly for something more balanced. There's no wrong answer here; this is the most personal part of the build.

6. Set your figurine. Place one or all three of your random figurines to give the terrarium its own personality. This is the detail that turns a plant display into a little scene.

7. Feed and find its spot. Add a few drops of the included liquid plant food, then find your terrarium a bright spot with indirect light. Avoid anywhere it'll get direct afternoon sun through glass, since that can scorch a plant faster than you'd expect.

Keeping It Alive After the Build

Care is simpler than people think. Mist lightly every one to two weeks, and only when the top layer of soil feels dry to the touch. Bright, indirect light works for most plants that suit this kit. If your vessel has a lid, crack it open occasionally for airflow, since trapped moisture is what leads to mold, not lack of attention. Feed with the liquid plant food every four to six weeks to support new growth.

Mistakes Worth Skipping

A few things trip up almost every first-timer: skipping the drainage layer, overwatering because "more care" feels like it should mean more water, placing the terrarium in harsh direct sun, and sealing the vessel completely with no airflow at all. Avoid those four things, and you're already ahead of most people who try this without a guide.

Build Something You're Actually Proud Of

The Large Starter Pack exists because we wanted a kit that removes the guesswork, not the creativity. You're still the one deciding where the color goes, which figurine takes center stage, and what plant makes it feel like yours. We just handle the parts that would otherwise trip you up.

Ready to build your own? Shop the Large Starter Pack and follow along with the full printed guide included in every box.

Available on Amazon.

Visit our tutorial page for the Large Starter Pack.