by mystic Aug 17, 2003 8:58 AM
Cup plant
by mystic Aug 3, 2002 12:49 PM
Flower and buds
by mystic Aug 3, 2002 12:51 PM
This is the 2nd year growing in Yonkers, NY. It is 8-10 ft tall.
by srijan Aug 10, 2004 7:54 AM
One single flower close up.
by mgarr Feb 26, 2007 3:19 PM
Picture taken August 5th at Daniel Stowe Botanical Garden, Belmont NC
by TomH3787 Aug 10, 2007 2:10 AM
Picture taken August 5th at Daniel Stowe Botanical Garden, Belmont NC
by TomH3787 Aug 10, 2007 2:10 AM
At Chicago Botanic Gardens
by dryad57 Dec 5, 2007 1:09 AM
At Chicago Botanic Gardens
by dryad57 Dec 5, 2007 12:46 PM
A large group of flowers in bloom.
by mgarr Jan 23, 2009 4:07 PM
By mid June it's over 5 feet tall. Flowers late summer.
by floraphiliac Apr 2, 2011 5:04 AM
Mid September and still bloomimg nicely.
by floraphiliac Apr 2, 2011 5:10 AM
First year, planted last fall.
by virginiarose Jul 16, 2011 4:50 PM
Leaf and stem detail
by Aug 15, 2011 1:59 AM
Photo taken August, 2011
by Aug 15, 2011 2:00 AM
Photo taken August, 2011
by Aug 15, 2011 2:00 AM
A mass planted in Millenium Park in the Loop of Chicago, IL blooming in August 2010
by Rickwebb Feb 7, 2014 6:08 AM
The flowers in August 2010 in the large mass in Chicago, IL
by Rickwebb Feb 7, 2014 6:08 AM
Plants at the deck of the headquarters of the Wild Ones in central WI in August 2013
by Rickwebb Feb 7, 2014 10:52 AM
Specimens at the headquarters of the Wild Ones Natural Landscapers in central WI in August 2013
by Rickwebb Feb 7, 2014 10:52 AM
Silphium perfoliatum (Cup Plant) seed head
by Aphthona Mar 14, 2021 7:44 PM
Silphium perfoliatum (Cup Plant) spent flower head
by Aphthona Mar 14, 2021 7:44 PM
Silphium perfoliatum (Cup Plant) with inect zoo
by Aphthona Mar 14, 2021 7:44 PM
Silphium perfoliatum (Cup Plant) ; Chauliognathus pennsylvanicus (Soldier Beeetle)
by Aphthona Mar 14, 2021 7:44 PM
Silphium perfoliatum (Cup Plant) back side
by Aphthona Mar 14, 2021 7:44 PM
