Box-shaped or tubular casings (also known as protective plant sleeves, protective trousers) between 35 and 80 centimetres high, which are pressed into the ground and fixed to the planting rod. In this way the vine is wrapped quite tightly up to the desired height. It is very important that the sheaths are firmly anchored in the soil (at least 15 to 20 centimetres deep), otherwise a negative chimney effect will occur. The material used is...
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