Spanish slug pest Arion vulgaris snail parasitizes on tomato leaves fruit unripe green Solanum lycopersicum leaf vegetables or cabbage lettuce moving in the garden, eating ripe plant crops. An invasive of slug native to Spain land from Iberian Peninsula. Dangerous agriculture, farming farm. Must be picked hand. Does enormous damage. Local overpopulation or overgrowth. Lack of natural enemies and parasites. Disposal of granules with molluscicides by poison pesticides or parasitic nematodes. Czech Europe