Purpose: Leca (Lightweight Expanded Clay Aggregate) is a type of clay pellet that is commonly used as a growing medium to provide excellent drainage, aeration, and moisture retention for plant roots.
Application: Leca can be used in hydroponic systems, such as flood and drain, drip irrigation, and deep water culture. It can also be used in traditional potting mixes for indoor and outdoor plants, as well as for green roofs and landscaping projects.
Compatibility: Leca is compatible with a wide range of plants and can be used for both hydroponic and soil-based cultivation. It is particularly beneficial for plants that require good drainage and aeration, such as succulents and orchids. Leca is also compatible with various fertilisers and can be reused multiple times with proper cleaning and sterilization.
Suited for: a wide range of plants including succulents, orchids, and carnivorous plants.
4-8mm LECA is a lightweight expanded clay aggregate that consists of small pellets with a diameter of 4-8mm. It has a high surface area to volume ratio, making it effective at retaining water and nutrients. It is suitable for use in smaller hydroponic systems and as a soil amendment for potting mixes.