Step-by-Step: How to Make Self Watering Planters for Indoor Tropical Plants
Indoor tropical plants such as monstera, philodendron, or fiddle leaf fig bring lush green life to your home. They love consistent moisture but hate sitting in wet soil too long.
A self watering planter keeps the soil evenly damp. This helps big leaves stay happy and prevents problems like yellowing or droop.
The fastest and cleanest way? Use patented self watering spikes. Insert them in seconds – no cutting bottles or complicated tools.
This simple project takes minutes and gives your tropicals reliable care.
Why Self Watering Planters Help Indoor Tropical Plants
These plants come from humid rainforests. They need steady water at the roots without overwatering.
Benefits:
- Less daily watering
- Better leaf growth
- Stronger roots
- Easier when you're busy or away
Garden experts note that even moisture reduces stress and helps tropicals thrive indoors.
how to make self watering planters
Step-by-Step Guide
Follow these easy steps.
- Pick Your Pot Choose any pot with drainage holes (height 4.7" to 17"+ works).
- Get Patented Self Watering Spikes Select the right size: Small (4.7"-12"), Medium (12"-17"), or Large (17"+).
- Insert the Spikes Push 4 spikes (pro tip for even water) into the bottom of the pot. The anti-dropping design keeps them secure.
- Set Up the Reservoir Place the pot in a shallow tray or saucer.
- Add Soil and Plant Fill with well-draining tropical mix (add perlite for air). Plant your monstera, philodendron, or fiddle leaf fig.
- Fill and Test Add water to the reservoir. The slow-release wicks pull moisture up gently.
Your self watering planter is ready!
Here are some healthy examples of indoor tropicals benefiting from steady moisture:
(Alt: Healthy monstera deliciosa indoor plant with lush leaves)

Key Features of Patented Self Watering Spikes
These spikes make the project quick, clean, and effective.
| Feature | What It Does | Benefit for Indoor Tropical Plants |
|---|---|---|
| Patented Quick Insert | Push into pot bottom in seconds | Fast setup, no mess |
| Perfect Size Fit | Small, Medium, Large options | Works with any pot height |
| Pro Tip: Use 4 Spikes | Even hydration + better stability | Balanced water for big tropical leaves |
| Long-Lasting Hydration | Days to weeks (refill reservoir) | Ideal for weekends away |
| Anti-Dropping Design | Secure fit – no damage when removing | Safe for your favorite pots |
| Durable ABS Plastic | Heat-resistant, corrosion-proof | Reliable indoor use, safe with fertilizer |
Pro Tips for Tropical Success
- Use airy soil mix (coco coir + perlite).
- Place in bright, indirect light.
- Keep reservoir half-full for most tropicals.
- Check water level weekly.
- Harvest or prune to encourage growth.
This method is cleaner and faster than old DIY ways.
Our Top Recommendation: Greenship Garden Patented Self Watering Spikes
For the best results, choose Greenship Garden Patented Self Watering Spikes.
Why they're perfect:
- Insert in seconds – instant self watering system.
- Fits any planter size.
- Long-lasting wicks deliver gentle moisture.
- Tough, unbreakable ABS plastic.
- Pro tip: Use 4 spikes for even, healthy tropical growth.
Transform your pots easily and enjoy thriving indoor plants.
Here is a lush example of tropical growth with this system:

See our full self-watering collection for more ideas.
This step-by-step project is simple and rewarding. Make self watering planters today and watch your tropicals flourish!
Frequently Asked Questions
How long does hydration last with the spikes? Days to weeks – refill the reservoir when low.
Do self watering spikes suit monstera or fiddle leaf fig? Yes – they provide the steady moisture tropicals love.
Are they safe for indoor use only? Yes – durable for indoor/outdoor, perfect for home plants.
Article copyright by GreenShip


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