so consider growing some in your yard if you want them to pollinate your flowers. Native thistle will also bring other pollinators to your yard as well, including butterflies and various types of ...

Canada thistle (Cirsium arvense) is an aggressive, invasive plant. Here's how it spreads and how to identify it so it doesn't take over your garden.

European marsh thistle frequently invades fens, wetlands, and disturbed sites such as roadside ditches. Identifying features include: typically grows 2-7 feet tall leaves are alternate with deeply ...