Cuman Ragweed

Ambrosia psilostachya DC. - Aster family

Size

Mature Height: Up to around 3.0 feet

Plant Type: Forb/herb

Features

Flower Color: White, Green

Bloom Time: Early Summer, Mid Summer, Late Summer, Fall

Conditions

Shade Tolerance: Intermediate

Ecosystem Interactions

Pollinators: Larval Host (Moth)

Larval Species depending on Cuman Ragweed: Bucculatrix transversata, Cosmopterix opulenta, Exaeretia gracilis, Helcystogramma chambersella, Schinia rivulosa, Schinia sexplagiata

Native Range

  • USA:  Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Louisiana, Maine, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Washington, Wisconsin, Wyoming
  • CAN:  Alberta, British Columbia, Manitoba, Nova Scotia, Ontario, Prince Edward I., Québec, Saskatchewan
  • MEX:  Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southwest
Regional Native Status: L48 (N), CAN (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.