It is most likely to be confused with a closely related species called prickly sow thistle (Sonchus asper), which looks very similar but has more prickly leaves than the sow thistle. The lobes in each ...

Scotch thistle is the most common thistle species in New Zealand with spines on both the leaf surface and margins. Scotch thistle is a biennial weed, so it depends quite heavily on the establishment ...

Explore the benefits of western herbs like chamomile, marshmallow, milk thistle, bilberry, and withania for humans and pets.

The basal foliage of the Italian eryngo is evergreen in milder climates and looks rather like leathery thistle leaves. In summer, the well branched stems carry small egg-shaped flower heads ...

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 ...

Canada thistle can be found in clay to gravelly soils. typically grows 3-5 feet tall stalk-less leaves around 6 inches long, wavy, lobed leaves with yellow spines at each lobe stem is spineless, ...