Tall Blue Lettuce

Lactuca biennis (Moench) Fernald - Aster family

Size

Mature Height: Up to around 10.0 feet

Plant Type: Forb/herb

Features

Flower Color: White, Blue

Conspicuous Flowers: Yes

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

Conditions

Shade Tolerance: Intermediate

Ecosystem Interactions

Pollinators: Native Bees; Bombus; Honey Bees; Beetles, Wasps, Flies; Butterflies; Larval Host (Butterfly); Larval Host (Moth)

Larval Species depending on Tall Blue Lettuce: Cucullia intermedia, Phaneta ornatula, Thorybes bunteana

Native Range

  • USA:  Alaska, California, Colorado, Connecticut, Delaware, District of Columbia, Idaho, Illinois, Indiana, Iowa, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oregon, Pennsylvania, Rhode I., South Dakota, Tennessee, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
  • CAN:  Alberta, British Columbia, Newfoundland, Manitoba, New Brunswick, Newfoundland, Nova Scotia, Ontario, Prince Edward I., Québec, Saskatchewan, Yukon
Regional Native Status: L48 (N), AK (N), CAN (N), SPM (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.