Plant Library

Sunflower Stiff

Common Name: Sunflower

Botanical Name: Helianthus

Variety: Stiff

Blossom Color: Yellow

Bloom Time: Jul-Sep

Zone: 3 to 7

Exposure: Sun to Part Sun

Mature Height: 5'

Mature Width: 12-18"

Notes: Vibrant yellow flowers from summertime into early fall. Wonderful in dry soil and full sun. Host to the Gorgone Checkerspot butterfly. Will spread so give it room! Deer resistant.