WebThe dark green, narrow leaves have a leathery gloss. A well-behaved plant, sawtooth sunflower forms a thick, slowly expanding clump. It can reach 10 feet and taller, depending on conditions. Noteworthy CharacteristicsAdaptable to a variety of growing conditions. Contrasts nicely with ornamental grasses and other perennials in a border, even ... WebSawtooth sunflower ( Helianthus grosseserratus) Smooth sunflower ( Helianthus laevigatus) Thinleaf sunflower, ten-petaled sunflower ( Helianthus decapetalus) Woodland sunflower ( Helianthus divaricatus) PERENNIAL SPECIES Native to the Charlottesville/Albemarle County Area H. mollis – Ashy Sunflower, Hairy Sunflower, Downy Sunflower
Helianthus grosseserratus - museum.state.il.us
WebSawtooth sunflower may be found statewide in Illinois. It grows in prairies, edges of woods and fence rows. Flowers are produced from July through October. HABITATS Aquatic … WebHelianthus grosseserratus (Sawtooth Sunflower) This specimen of Sawtooth Sunflower probably measures almost five feet tall. It was collected in 1898. Sawtooth Sunflower blooms from midsummer into fall with three-inch wide flower heads made up of a dark disk surrounded by 10 to 20 yellow ray flowers. Collection of the Illinois State Museum cabin in the field
How to Grow Sawtooth Sunflower - Don Tveter
WebNov 20, 2024 · Behind the sawtooth sunflowers, you can see some stiff goldenrod that has gone to seed. Lots of sunflowers with yellow ray florets and yellow central disks bloom in the late summer. How do you know you've found sawtooth sunflower? The Illinois Wildflowers and Minnesota Wildflowers websites have detailed descriptions of the plant's features. As ... Weblocation: Chicago, Illinois, Zone5 This is a closeup of some sawtooth sunflowers along the bike path north of the Miami Woods Prairie in the Cook County, Illinois forest preserve. Maximilian and sawtooth sunflowers are so close to identical I can't tell them apart but sawtooth sunflowers bloom a little sooner and the well-bred Maximilians have ... WebSep 17, 2011 · Sawtooth Sunflower. Sawtooth Sunflower. Helianthus grosseserratus. Aster family (Asteraceae) ... Fermilab, Batavia, Illinois Additional info; Viewing privacy Public Safety level Safe Content type Photo License History. S Search. Photo navigation < … club car igniter test