That's why we use things like vermiculite in addition to perlite in our mixes.

这就是为什么还会珍珠岩中混入蛭石等材料的原因。

You can plant rosemary in a container with soil that is about 25 percent sand, perlite or vermiculite.

你可以将迷香种植容器中，容器中的土壤含有约25%的沙子、珍珠岩或蛭石。

Drop several seeds over the surface of the pot and cover with a thin layer of vermiculite. Vermiculite is a material that can hold air, water and nutrients.

几颗种子撒罐子表面，覆盖上薄薄的一层蛭石。蛭石是一种能保持空气、水和营养的物质。