Creating Your Own Terrarium: Step-by-Step Instructions

Build a beautiful succulent terrarium from scratch. Learn layering techniques, plant placement, and finishing touches for professional results.

12 min read Intermediate July 2026

Beautiful glass terrarium filled with layered succulent plants, natural lighting, clean background

Pärnu Editorial Team

Editorial Team

Written by the Pärnu Editorial Team, focused on practical guidance for succulent care and thoughtful terrarium gifts.

Why Build Your Own?

Creating a terrarium isn't just a craft project — it's actually pretty straightforward once you understand the basics. You'll get a living piece of art that grows right in front of you. Plus, you'll know exactly what went into it. No mystery ingredients, no surprises.

The beauty of building your own is that you control every detail. You can choose the glass container, pick your favorite succulents, arrange them exactly how you want. And here's the thing: it's cheaper than buying a pre-made terrarium, and honestly, way more rewarding when friends ask where you got it.

What You'll Learn

Selecting the right container and materials
Proper layering technique for drainage
Choosing and positioning succulents
Creating visual balance and design
Initial watering and long-term care

Gather Your Materials

Don't overthink this part. You won't need anything fancy. Most of these items you probably already have at home or can pick up cheaply.

Glass Container

Any clear glass vessel works — mason jars, terrariums, even vintage apothecary jars. The size depends on how many plants you want. A 6-8 inch diameter container gives you plenty of room to work with.

Pebbles or Small Stones

These create the drainage layer. You'll need about 1-1.5 inches of pebbles at the bottom. Aquarium pebbles work great, or you can use decorative stones from your garden.

Activated Charcoal

A thin layer of charcoal filters the water and prevents mold. You can find this at garden centers or pet stores. Just a handful is enough.

Succulent Soil

Use a well-draining cactus or succulent mix. Regular potting soil holds too much moisture and causes root rot. You'll need 2-3 inches depending on your container size.

Succulents

Pick 3-5 plants with different heights and textures. Echeveria, Jade, and Aloe are reliable choices. Avoid fast-growing varieties that'll outgrow the space.

Decorative Elements

Small stones, moss, or even a tiny figurine add personality. Keep it minimal though — you want the plants to be the stars.

Organized materials for terrarium on white surface: glass container, pebbles, charcoal, soil, succulent plants, and decorative stones

Cross-section diagram showing proper terrarium layering from bottom to top: pebbles, charcoal, soil, and succulent plants with roots

The Layering Technique

This is where the magic happens. Each layer has a specific purpose. Get this right and your terrarium stays healthy for years.

Start with Drainage

Pour about 1-1.5 inches of pebbles into the bottom of your container. This creates space for water to drain away from the roots. Tilt and shake the container to settle them evenly.

Add Activated Charcoal

Sprinkle a thin layer of charcoal over the pebbles. You don't need much — just enough to cover the pebbles lightly. This filters impurities and prevents that stale smell from developing.

Soil Layer

Add 2-3 inches of succulent soil. This is where your plants' roots'll live. Don't pack it down too hard — let it stay slightly loose so roots can penetrate easily.

Arranging Your Plants

Now comes the creative part. You're building a miniature landscape. Think about height, color, and how the plants'll grow over time.

Height Variation

Place taller plants toward the back and shorter ones in front. This creates visual depth and makes sure every plant gets light. A good ratio is one focal plant (tallest) with 2-4 smaller plants around it.

Spacing Matters

Leave space between plants — they'll grow. Crowding them causes air circulation problems and increases disease risk. About 1-2 inches between plants is ideal.

Color and Texture

Mix colors and leaf textures. Combine rosette-shaped plants with trailing varieties or spiky ones. The contrast makes the whole arrangement more interesting to look at.

Gentle Handling

Succulents are delicate. Handle them by the base of the plant, not the leaves. Remove excess soil from roots before planting. Work carefully — leaves bruise easily and won't recover.

Hands arranging small succulent plants inside clear glass terrarium, showing proper spacing and height variation between plants

A Note on Terrarium Care

This guide provides general information about terrarium creation based on common practices. Plant care can vary based on your specific climate, container type, and plant varieties. Every terrarium is unique. Monitor your plants regularly and adjust watering frequency based on what you observe. If you're new to succulents, start with hardy varieties like Echeveria or Jade plants — they're forgiving and help you learn the basics.

Finished terrarium with multiple succulents and decorative stones on wooden surface, bright natural lighting showing clear glass container

Finishing Touches and Initial Care

You're almost done. These final steps make the difference between a nice terrarium and one that actually thrives.

Add Decorative Elements

Place a few decorative stones or moss around the plants. Keep it simple — the plants should be the focus. Avoid anything that'll decompose or trap moisture.

First Watering

Water lightly with a spray bottle. The soil should be slightly moist, not soggy. If you're using a closed terrarium, you'll need very little water — the moisture recycles. Open terrariums need watering every 2-3 weeks depending on your climate.

Choose the Right Location

Place your terrarium in bright, indirect light. A windowsill with filtered light is perfect. Direct sun can overheat a closed terrarium and scorch the plants. Avoid dark corners — succulents need light to stay compact and colorful.

Observe and Adjust

Watch your terrarium for the first week. Is the soil drying out quickly or staying wet? Are the plants looking healthy or stressed? These observations'll guide your care routine going forward. Don't worry if things aren't perfect right away — it takes a few weeks to find the rhythm.

You've Got This

Creating a terrarium is genuinely satisfying. You'll watch your plants settle in, grow, and create a living ecosystem right in your home. The first few weeks matter most — that's when your terrarium establishes its rhythm. After that, maintenance is minimal. Just the occasional watering and maybe a gentle cleaning of the glass.

And here's the best part: you've created something unique. No two terrariums are exactly alike. When you nail this, you'll want to build another one. Maybe gift one to someone who'd appreciate it. You've learned the fundamentals, and from here, you can experiment with different plants, containers, and styles.

Want to explore more about succulent care or find the perfect container?

Browse Our Collection

Various succulent plants in different colors and textures displayed together for selection