TerraCottem Complement 20kg is a high-performance soil conditioner designed to improve the water retention, structure, and nutrient-holding capacity of soils. This product is ideal for enhancing the growth and establishment of plants, especially in dry and sandy soils, as well as areas with poor soil structure. TerraCottem Complement contains a blend of natural organic materials and hydrogel crystals that expand when watered, creating a reservoir of moisture that releases gradually to keep the root zone hydrated.
Whether you’re working on landscaping projects, sports fields, gardens, or reforestation, this 20kg bag is a must-have for professionals who need to improve soil conditions and ensure the long-term health of plants. TerraCottem Complement can be used for a wide range of horticultural applications, from urban green spaces to agricultural fields, making it an essential tool for landscape architects, contractors, and gardeners.
Features & Benefits
Improves soil structure by increasing aeration and drainage
Enhances water retention with hydrogel crystals that release moisture gradually
Increases nutrient-holding capacity of the soil, reducing the need for frequent fertiliser applications
Promotes healthy root development by improving soil conditions
Reduces water usage and irrigation frequency by retaining moisture longer
Suitable for a variety of soils including sandy, clay, and low-organic soils
20kg bag provides sufficient material for large-scale applications
Applications & Rates
Ideal for use in landscaping projects, urban greening, sports fields, gardens, green roofs, and reforestation efforts
Works well for both turf and ornamental plants
Great for dry and sandy soils, as well as compacted and low-nutrient soils
Application Rate:
20g per m² of soil for general soil improvement
Use up to 40g per m² for extremely dry or sandy soils
For larger projects, adjust application based on soil conditions and desired results
How to Apply:
Mix TerraCottem Complement into the top 10–15 cm of soil before planting
For turf applications, mix directly into the seedbed or soil surface before sowing or planting
Ensure even distribution for maximum effectiveness
Can be used alongside fertilisers and other soil amendments for optimal results
When to Apply:
Best applied before planting or during soil preparation in any season, depending on the specific needs of the project.

Specification Details
Product Name TerraCottem Complement
Main Ingredients Hydrogel crystals, organic materials
Format Granular soil conditioner
Application Rate 20–40g per m²
Coverage Up to 1,000 m² per 20kg (based on 20g/m²)
Container Size 20kg
Application Method Mixed into soil before planting or sowing
Usage Period Year-round, best before planting or during soil preparation