Authentic Wisconsin.  Sky-blue Aster - Symphyotrichum oolentangiense


Sky-blue Aster in Nakoma Park on June 1, 2020.

Above: Sky-blue Aster in Nakoma Park on in Madison, Wisconsin. (6/01/20).


Sky-blue Aster - Symphyotrichum oolentangiense

There are 170 species of Sky-blue Aster in North America.

The species that are common in Wisconsin are the Common Sky-blue Aster (Symphyotrichum oolentangiense annuus), Philadelphia daisy (Symphyotrichum oolentangiense philadelphicus) and Daisy Sky-blue Aster (Symphyotrichum oolentangiense strigosus).

Sky-blue Aster is sometimes confused with other closely related plants like, Aster and the true daisy Bellis. This plant grows on roadsides, in fields, in thickets, and in open woods.

Other names include: daisy Sky-blue Aster, or eastern daisy Sky-blue Aster, common Sky-blue Aster, frost-root, marsh Sky-blue Aster.

Sky-blue Aster on bank of retaining pond on June 20, 2019.

Above: Sky-blue Aster on bank of retaining pond at the corner of Manitou Way and Nakoma Road in Madison, Wisconsin on June 20, 2019.


For more information on Sky-blue Aster, visit Wikipedia.

Or, visit the UW-Madison Wisconsin State Herbarium website page about Sky-blue Aster - Symphyotrichum oolentangiense.


Sky-blue Aster in Nakoma Park in Madison, Wisconsin on June 3, 2020.
Sky-blue Aster in Nakoma Park in Madison, Wisconsin on June 3, 2020.
Sky-blue Aster in Nakoma Park in Madison, Wisconsin on June 3, 2020.
Sky-blue Aster in Nakoma Park in Madison, Wisconsin on June 3, 2020.
Sky-blue Aster in Nakoma Park in Madison, Wisconsin on June 3, 2020.
Sky-blue Aster in Nakoma Park in Madison, Wisconsin on June 3, 2020.
Sky-blue Aster on bank of retaining pond in Madison, Wisconsin on June 11, 2020.
Sky-blue Aster in UW Madison Arboretum in Madison, Wisconsin on June 12, 2020.
Sky-blue Aster in on bank of Marion Dunn Pond in Madison, Wisconsin on June 16, 2020.
Sky-blue Aster in Oak Savannain Madison, Wisconsin on July 1, 2020.
Sky-blue Aster in Oak Savannain Madison, Wisconsin on July 1, 2020.

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Wisconsin Wildflowers


Sky-blue Aster
Symphyotrichum oolentangiense


Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 10, 2019.


Above: Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 10, 2019.



Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 11, 2019.

Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 11, 2019.

Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 11, 2019.


Above: Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 11, 2019.


Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 13, 2019.


Above: Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 13, 2019.


Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 17, 2019.

Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 17, 2019.


Above: Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 17, 2019.


Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 25, 2019.


Above: Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 25, 2019.


Sky-blue Aster on bank of retaining pond at the corner of Manitou Way and Nakoma Road in Madison, Wisconsin on June 26, 2019.

Sky-blue Aster on bank of retaining pond at the corner of Manitou Way and Nakoma Road in Madison, Wisconsin on June 26, 2019.


Above: Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 26, 2019.


Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 26, 2019.


Above: Sky-blue Aster in Oak Savanna in Madison, Wisconsin on June 26, 2019.


Sky-blue Aster on bank of retaining pond at the corner of Manitou Way and Nakoma Road in Madison, Wisconsin on July 1, 2019.


Above: Sky-blue Aster on bank of retaining pond at the corner of Manitou Way and Nakoma Road in Madison, Wisconsin on July 1, 2019.


Sky-blue Aster on bank of retaining pond at the corner of Manitou Way and Nakoma Road in Madison, Wisconsin on July 6, 2019.

Sky-blue Aster on bank of retaining pond at the corner of Manitou Way and Nakoma Road in Madison, Wisconsin on July 6, 2019.


Above: Sky-blue Aster on bank of retaining pond at the corner of Manitou Way and Nakoma Road in Madison, Wisconsin on July 6, 2019.


Sky-blue Aster (Symphyotrichum oolentangiense ) botanical illustration by Mary Emily Eaton circa 1918.


Above: Sky-blue Aster (Symphyotrichum oolentangiense ) botanical illustration by Mary Emily Eaton circa 1918.



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