Terrariums are a beautiful way to enjoy greenery indoors without the hassle of daily plant care. Choosing the best terrarium plants for indoors ensures healthy growth, long-lasting beauty, and minimal maintenance.
This guide covers the top indoor terrarium plants, how to care for them, and which plants work best for closed and open terrariums.
Why Choose Indoor Terrarium Plants?
Indoor terrarium plants are perfect for homes, offices, and small spaces because they:
Thrive in controlled environments
Need minimal watering
Improve indoor aesthetics
Help maintain humidity
Are beginner-friendly
Things to Consider Before Choosing Terrarium Plants
Before selecting plants for an indoor terrarium, consider:
- Closed vs open terrarium
- Available light (bright indirect is best)
- Growth rate of plants
- Humidity requirements
Best Terrarium Plants for Indoors
1. Fittonia (Nerve Plant)
One of the most popular indoor terrarium plants.
- Loves humidity
- Thrives in low to medium light
- Colorful leaf patterns
Perfect for closed terrariums
Easy for beginners
2. Moss (Sheet, Cushion & Mood Moss)
Moss is ideal for indoor terrariums.
- Requires high humidity
- Grows in low light
- Excellent ground cover
Creates a forest-like look
Helps retain moisture
3. Ferns (Button Fern, Maidenhair Fern)
Ferns add softness and natural movement.
- Loves humid environments
- Prefers indirect light
- Slow growing indoors
Great for medium-sized terrariums
4. Peperomia
A hardy and decorative indoor plant.
- Compact growth
- Tolerates low light
- Minimal watering
Excellent for small terrariums
Works well in open or closed setups
5. Pilea (Dwarf Varieties)
Pilea plants are trendy and easy.
- Small leaves
- Thrives indoors
- Moderate humidity
Ideal for modern terrariums
6. Mini Syngonium
Adds height and color contrast.
- Slow growing
- Loves humidity
- Requires pruning occasionally
Best for closed terrariums
7. Polka Dot Plant (Hypoestes)
A colorful and lively choice.
- Prefers bright indirect light
- Requires humidity
- Regular trimming recommended
Adds vibrant color indoors
8. Selaginella (Spike Moss)
Often mistaken for moss, but more structured.
- Thrives in high humidity
- Needs low light
- Stays compact
Excellent for closed glass terrariums
Best Plants for Closed vs Open Indoor Terrariums
| Terrarium Type | Best Plants |
| Closed Terrarium | Fittonia, Moss, Ferns, Selaginella |
| Open Terrarium | Peperomia, Pilea, Polka Dot Plant |
Indoor Terrarium Plant Care Tips
Use bright indirect light
Mist occasionally (closed terrariums)
Avoid direct sunlight
Prune regularly
Keep glass clean
Common Indoor Terrarium Mistakes
Overwatering
Placing terrarium in direct sun
Using fast-growing plants
Poor air circulation
Final Thoughts
Choosing the best terrarium plants for indoors ensures a healthy, attractive mini garden that thrives year-round. With the right plant selection and simple care, indoor terrariums can stay beautiful for years.
