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Difficult terrain is a term used to designate an area with extremely demanding conditions due to its substrate, exposure, slope, or climatic conditions (steep slopes, high altitude areas, open-pit mine sites, slag heaps, etc.). Hydroseeding of difficult terrain uses a greening mixture created especially for the area with water and tackifyer/ adhesive, which is sprayed evenly onto the surface to seeded. This nutrient substance is suitable for establishing durable and vital vegetation even on the most adverse surfaces.