Polytunnel "Superdome"Similar to a cold frame or greenhouse, the polytunnel "Superdome" provides optimal protection from frost and extreme heat for your delicate young seedlings (which also ensures safer and more productive cultivation). Shading material sewn into the polytunnel roof protects young seedlings against the midday sun and heat, while two side openings allow for ventilation, more accessible plant care, and watering. In the growing season, the ideal conditions