How to Use Leca for Indoor Plants: Guide
If you are looking for a great way to improve the health of your indoor plants, then you should definitely consider using LECA. LECA is a type of volcanic ash that is known for its ability to improve plant growth. In this article, we will discuss the benefits of using LECA and provide a step-by-step guide on how to use it in your garden or home landscape.

What is leca and what are its benefits for plants?
LECA is a type of volcanic ash that is rich in nutrients. It has been shown to improve plant growth by providing essential nutrients and improving drainage. LECA can also help to reduce the amount of water needed to water your plants.
How is Leca made?
LECA is produced by the combustion of volcanic materials such as lava, clay, and shale. It is then crushed into a fine powder and used as an amendment for soil or potting mixes.
How do plant roots interact with Leca?
The roots of plants interact with LECA by absorbing the nutrients that it contains. This helps to improve plant growth and health.
Why do I need to use fertilizer when using Leca?

Fertilizer is not required when using LECA, but it can be beneficial to use a fertilizer that is high in phosphorus. Phosphorus is an essential nutrient for plant growth and development.
How to use leca in your garden or home landscape?
To use LECA in your garden, simply add it to the soil around your plants. You can also mix LECA with potting mix or compost before planting. For best results, water your plants thoroughly after adding LECA to the soil.
- Clean the Leca pebbles of all of their built-up dust, rinse them out and let them dry for a couple of days, at least 24 hours, before planting in the Leca.
- Test your water’s pH, add any needed balancer, and add liquid fertilizer. Moisten the expanded clay with this fertilized water before adding the plant to the pot; this will jump-start the wicking process.
- Fill a net pot 1/3 of the way with the Leca growing medium.
- Put the plant in the upper 2/3 of the pot, and fill it with the Leca medium as you would with soil: hold it in place and surround it with the clay balls.
- Fill your outer pot with water up to the height of the bottom layer of Leca.
- Put the net pot into the outer pot.
How to transfer plants from soil to LECA?
The best way to transfer plants from soil to LECA is by using a slotted spoon. You can also use your hands to gently loosen the roots and lift the plant out of the pot. Once the plant is out of the pot, you can place it in the net pot and fill it with LECA.
The best plants to grow with leca?
Many different types of plants can benefit from being grown with LECA. Some of the best include: tomatoes, peppers, eggplants, cucumbers, squash, pumpkins, beans, and peas.
Additional tips for using leca in your garden?
Here are a few additional tips to keep in mind when using LECA in your garden:
- Make sure to wear gloves when handling LECA as it can be irritating to the skin.
- If you have pets or children, make sure to keep them away from LECA as it can be harmful if ingested.
- LECA can also be used to improve drainage in potted plants. Simply add a layer of LECA to the bottom of the pot before adding soil.
How do you prepare LECA for plants?
To prepare LECA for plants, simply add it to the soil around your plants. You can also mix LECA with potting mix or compost before planting. For best results, water your plants thoroughly after adding LECA to the soil.
Can you mix LECA with soil?
Yes, you can mix LECA with soil. Simply add it to the soil around your plants. You can also mix LECA with potting mix or compost before planting. For best results, water your plants thoroughly after adding LECA to the soil.
How do you water a plant in LECA?
To water a plant in LECA, simply add water to the tray or container that is holding the plant. Make sure that the roots are submerged in water. Allow the plant to soak up the water for a few hours before draining any excess water. Repeat this process as needed.

Do I need to clean the LECA?
It is not necessary to clean the LECA, but you can if you wish. To clean the LECA, simply rinse it with water and allow it to air dry. You can also soak the LECA in a solution of bleach and water if you want to disinfect it. Rinse the LECA thoroughly with water before using it again.
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