Tree substrates

Tree substrates are applied under paved roads and/OR WHere trees are planted for an indefinite period of time

What are tree substrates?

Tree substrates are tree granules, trees sand and tree soil. Tree granules are applied under paved roads. It is a substrate composed of a component organic matter, like raised bog peat, fen peat or compost and a rock substance. Tree granules have to be set up in layers of maximum 30 cm that are compacted to maximum 1.5 to 2.0 MPa.

Tree sand is a substrate that is also applied under paved roads. It is a substrate composed of a component organic matter, like raised bog peat, fen peat or compost and sand. Tree sand has to be set up in layers of maximum 30 cm, that are compacted to maximum 1.5 to 2.0 MPa.

Where trees and plants are planted for an indefinite period, the application of tree soil is necessary. Tree soil is a substrate that is composed of organic matter, like raised bog peat, fen peat or compost and sand.

Product sheets

These product sheets contain general requirements and product-specific requirements for various tree substrates:

Distinctive RAG quality

For the RAG quality mark, the quality of raw materials and end products is monitored in the entire chain, from raw material extraction to processing and delivery at the company. RAG certified products are weed-free, free from quarantine diseases, comply with a maximum salt content and meet the legal requirements for contaminations with heavy metals, PAK's and mineral oils.

Certified companies

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