How to Make Worm Casting Tea – Vermicomposting Tea for your Plants and Garden
Worm-casting tea is an effective mild fertilizer for your garden and plants. It is a budget-friendly way to enrich your garden, especially if you have your own worm farm. Use our guide to make worm tea with a recipe and detailed instructions.

If you are a frequent visitor at the Garden Bench Top, you will know we have our worm castings farm and are huge fans of worm poop (aka worm castings).
And if you are researching how to make worm poo tea, then we are guessing you are too!

However, to give you the correct instructions for making your worm castings tea, we need to establish how you intend to use the worm tea.
In this guide, we will be providing different recipes for various gardening purposes:
- worm tea for seedlings
- worm tea for container plants
- worm tea for more extensive gardens
So, if you’re as excited about worm tea as we are, let’s get our hands dirty!
How to Make Worm Tea (Worm Juice): The Method
The method for making the worm castings tea is essentially the same. We simply adjust the ratios and quantities of ingredients for different purposes.
So in this section, we’ll discuss the main technique for making your worm manure tea.
Similar to when you make yourself a nice cup of tea in the morning, the central concept of vermicompost tea is to steep worm castings in water to form a liquid fertilizer.
Only we’ll not be sipping on this one while we dig into a good book.

Required Equipment
- large container for steeping (size will depend on how much worm tea you intend to make)
- dechlorinated water (filtered or rainwater)
- worm castings
- molasses (optional)
- muslin cloth, dish towel, or panty hose (to act like a tea bag lining) or wire filter
