Douglas' Thistle

Cirsium douglasii DC. - Aster family

Size

Mature Height: Up to around 8.0 feet

Plant Type: Forb/herb

Features

Flower Color: White, Pink, Purple

Bloom Time: Late Spring, Early Summer, Mid Summer

Ecosystem Interactions

Pollinators: Native Bees; Larval Host (Butterfly)

Larval Species depending on Douglas' Thistle: Phyciodes mylitta

Native Range

  • USA:  California, Nevada, Oregon
Regional Native Status: L48 (N)

State-level native status is based on data available through Plants of the World Online. Regional Native Status comes from the USDA Plants Database. For more detailed native status information, please refer to BONAP.