Nuttall's Sunflower

Helianthus nuttallii Torr. & A. Gray - Aster family

Size

Mature Height: Up to around 10.0 feet

Plant Type: Forb/herb

Root Depth: 14 inches

Growth Form: Rhizomatous

Growth Rate: Moderate

Features

Flower Color: Yellow

Conspicuous Flowers: Yes

Bloom Time: Mid Summer

Seasonal Growth: Spring, Summer, Fall

Evergreen: No

Fall Colors: No

Conditions

Shade Tolerance: Intolerant

Clay Soil Tolerance: Yes

Sandy Soil Tolerance: No

Drought Tolerance: Low

Flood Tolerance: Medium

Fire Tolerance: Medium

Salt Tolerance: None

Ecosystem Interactions

Pollinators: Native Bees; Bombus; Beetles, Wasps, Flies

Native Range

  • CAN:  Alberta, British Columbia, Manitoba, Ontario, Québec, Saskatchewan
  • USA:  Arizona, California, Colorado, Idaho, Iowa, Kansas, Minnesota, Missouri, Montana, Nebraska, Nevada, New Mexico, North Dakota, Oklahoma, Oregon, South Dakota, Utah, Washington, Wyoming
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.