The Shrimp Snacks Leaves Mix Sticks from GlasGarten are a mixture of 50% stinging nettle leaves and 50% green walnut leaves. These leaf varieties are very popular in shrimp and snail keeping as well as their breeding, because the nettle is an important supplier of calcium, iron, magnesium and protein, with a high content of natural vitamins and walnut leaves are known for an antibacterial and fungal effect, they contain polyphenols such as tannins and essential oils. These leaf types green walnut and stinging nettle are particularly popular with shrimp, snails, crayfish and suckling catfish. They do not pollute the water and can remain in the aquarium until everything is eaten.