Globe Thistle (Echinops spp.) Globe Thistle is a unique and striking tall perennial that adds texture and interest to the garden. This plant is known for its spherical, spiky blue or white flowers ...

The Sacramento Mountains thistle is a rare purple flower than can grow to be six feet tall and lives only in wet, high-elevation habitats in the Sacramento Mountains near the town of Cloudcroft, New ...

The Sacramento Mountains thistle is a rare purple flower than can grow to be six feet tall and lives only in wet, high-elevation habitats in the Sacramento Mountains near the town of Cloudcroft, New ...