Closed Terrarium Kits

Self-sustaining DIY kits for adults 5.0 (215)

Build your own living ecosystem with a closed terrarium kit from KraftStories. Each terrarium kit includes the glass vessel, plants, soil, moss and tools you need, so beginners and seasoned gardeners alike can create a thriving, self-sustaining garden in minutes.

Bring a touch of nature into your home with our Self-Sustaining Terrarium Kits. They're perfect for creating a peaceful, miniature garden, and we've got something for everyone's taste and space. Whether you like elegant glass jars or unique dome models, these closed terrariums will fit right in with your décor. Plus, they need hardly any maintenance, making them great for both seasoned gardeners and beginners. Everything you need to create a thriving little ecosystem is included. Check out our collection today and add a green oasis to your living space!

A Tiny EcosystemThat Feels Alive

  • 1Layered ecosystem design
  • 2Beginner-friendly process
  • 3Calm, self-sustaining result
terrarium

Closed terrariums work because moisture, soil, charcoal, moss, and plants are layered to support one another inside glass.

What's Included in the Kit
In every kit

What's Included in the Kit

Everything is chosen to work together inside a closed glass environment — nothing to source, nothing to substitute.

Glass vessel

The sealed container itself — cork, lid or hinged door, so the water cycle stays inside.

Live moss

Hand-harvested, and the part that stays green for years once the jar is closed.

Tropical plants

Chosen to thrive in high humidity and low light. Fittonia, fern or similar.

Substrate

Layered soil, sphagnum and peat — built to drain rather than waterlog.

Activated charcoal

Keeps a sealed environment sweet instead of stale. The layer nobody sees.

Drainage pebbles

Below the soil, so roots never sit in standing water.

Tools

Tweezers, scissors, tamper and brush. Small hands into a narrow opening.

Instructions

A printed guide and a studio video, start to finish, in under two hours.

How to Care for a Closed Terrarium

Closed terrariums need balance, not frequent watering. These simple habits help your miniature ecosystem stay healthy.

Use bright indirect light

Place your terrarium where it gets bright indirect light. Avoid direct sun to prevent overheating inside the glass.

Condensation is normal

Light condensation is part of the natural water cycle in a healthy closed terrarium and will change with room temperature.

Adjust moisture gently

If constantly dripping, open the lid briefly to release humidity. If very dry for a long period, add only a small amount of water.

How to make

Bioactive Terrarium

How to make

Prefer to build it with an instructor?

Want to learn the same system live? Join our in-studio or virtual terrarium workshops with step-by-step guidance.
Prefer to build it with an instructor?
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A Thoughtful Gift That Keeps Growing

Closed terrarium kits make meaningful gifts for birthdays, holidays, housewarming, and client appreciation. The experience continues long after unboxing as the ecosystem settles and grows.

What customers
say

Hear from people who built, gifted, and enjoyed our terrarium kits.

5.0 (215)

215 reviews

AURORA Y.

Fast delivery and great kit quality! Unfortunately, all the plants arrived dead due to cold weather exposure during shipping. The items themselves are fantastic.

Bruno L.

Great for a stay-home terrarium-building winter date! Everything came properly packed and the final product looks just like in pictures.

Alison Pearce

This is a really charming kit that makes a great present or party activity. Do be sure to open the box immediately since there are live plants included. One of my three tiny plants had died because I left the box on the porch too long. I purchased a small plant at a nursery and that worked great. It is packaged really well and attractively.

Anthony A.

All went well. My son loves it.

Nancy

This item arrived on time and as described, I gave it as a gift and it was received with a lot of excitement!

Erin

bought this as a gift, and the recipient loved it! she said it was great fun.

Colleen N.

High quality kit. Ships quickly.

From our makers

Made by you

Made by AURORA Y.
Closed Bioactive Terrarium Kit

Fast delivery and great kit quality! Unfortunately, all the plants arrived dead due to cold weather exposure during shipping. The items themselves are fantastic.

AURORA Y.
Made by Bryan H.
Wardian Case Large Terrarium Kit

This is a beautiful terrarium and a nice kit altogether. It was purchased as a gift for my mom and stepdad, and they absolutely loved it. I’ve marked it down a star because of the poor instructions. Telling the customer to ‘pour in enough water to make the soil a brownie batter consistency’ is quite vague and open to interpretation. Thus, my mom and stepdad ended up overwatering the terrarium. It’s an easy fix…

Bryan H.
Made by Alison Pearce
Family Terrarium Kit | Fun Project ...

This is a really charming kit that makes a great present or party activity. Do be sure to open the box immediately since there are live plants included. One of my three tiny plants had died because I left the box on the porch too long. I purchased a small plant at a nursery and that worked great. It is packaged really well and attractively.

Alison Pearce
Made by Nana
Complete Closed Terrarium Kit

Wow this was better than I expected! It had everything I needed and then some to make an awesome terrarium! I used my own Dinosaurs but it came with some mini figurines also. \nThe QR code that takes you to the videos was beyond helpful and this was a relaxing experience for me. So excited to give this gift.

Nana
Made by Heidi
DIY Terrarium Kit with live moss | ...

My fiancé loved it! We have had our terrarium for two months now and it's doing great. It did eventually grow some mushrooms which we didn't want to take over the plants so we keep the cork off to give it air and the mushrooms haven't been a problem. So beautiful we already want more!

Heidi
Made by Colleen N.
Modern Geometric Bioactive Terrariu...

High quality kit. Ships quickly.

Colleen N.
Made by Sue P.
Closed Bioactive Terrarium Kit

Loved this experience! It was a birthday present from my daughter's, and since we were in 3 different locations, New York, Albany Berkeley and So. Cal, we enjoyed doing it together on line. Nur was a great teacher and host! We learned so much, and the materials were great quality, all packed beautifully! A wonderful experience with a great result!

Sue P.
Made by Joseph Z.
Wardian Case Large Terrarium Kit

I bought it for my wife for Christmas and she loved every part of it.

Joseph Z.
Made by Erin
Family Terrarium Kit | Fun Project ...

I bought this for my sister's birthday (she is plant lady) and she loved it! Seller was amazing and coordinated the shipping so I could get it in time for her birthday. Plants look great! Will definitely be back and would recommend! __

Erin
Made by Aidan
Complete Closed Terrarium Kit

The item was amazing. I bought it for my bf for Christmas and he loved it. Very cute and easy to put together.

Aidan
Made by Sarah P.
Closed Bioactive Terrarium Kit

I love it! It turned out so cute and the instructions and tutorial video were so great. It's been a couple of weeks and it's totally thriving.

Sarah P.

Closed Terrarium Kit Questions

Need help choosing a kit or planning a gift? Ask us anytime.

A closed terrarium is a miniature garden inside a sealed or mostly sealed glass container. The plants, moss, soil, and moisture create a small ecosystem that can recycle water through condensation and evaporation.
Yes. Our kits are made for beginners and include step-by-step guidance. You do not need prior plant care or gardening experience.
Closed terrariums usually need very little water once they are balanced. The moisture inside the container circulates naturally. If the terrarium becomes too dry, you can add a small amount of water. If it becomes too wet, you can open it briefly.
Place it in bright indirect light. Do not place it in direct sunlight, because the glass can trap heat and damage the plants.
Closed terrariums work best with humidity-loving plants and moss. Tropical plants, preserved design elements, live moss, and moisture-friendly materials are commonly used depending on the kit.
Yes. Closed terrarium kits are thoughtful gifts for plant lovers, creative adults, families, coworkers, and anyone who enjoys nature-inspired projects.

Build a Tiny Living World

Choose your kit, follow the guide, and create a self-sustaining terrarium you can keep for months and beyond.

Terrarium