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Frostweed

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Dusky-Blue Groundstreak (Calycopis isobeon) butterfly on frostweed in Lick Creek Park. College Station, Texas, September 12, 2008
Rosemary frostweed (Sun rose, Helianthemum rosmarinifolium) in Lick Creek Park. College Station, Texas, May 19, 2010
Exoskeleton of a molted cicada on frostweed in Lick Creek Park. College Station, Texas, July 24, 2013
Yellow flower of Rosemary frostweed (Sun rose, Helianthemum rosmarinifolium) in Lick Creek Park. College Station, Texas, May 3, 2008
Stink bug nymph (Euschistus) on a seed head of frostweed in Lick Creek Park, on Iron Bridge Trail. College Station, Texas, October 19, 2008
Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Frozen sap extruded from stem. College Station, Texas, January 9, 2010
Yellow flower of Rosemary frostweed (Sun rose, Helianthemum rosmarinifolium) on Post Oak Trail in Lick Creek Park. College Station, Texas, May 15, 2009
Yellow flower of Rock-rose (frostweed, sunrose, Helianthemum georgianum) in Sam Houston National Forest on Little Lake Creek Loop Trail. Richards, Texas, April 4, 2010.
Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Sap within its stalks bursts forth to form icy formations along its lower stems. College Station, Texas, January 9, 2010
Frostweed (Verbesina virginica) on sewer line right of way in Lick Creek Park. After a heavy frost at night frostweed shows its ribbons of frost (as in ribbon candy). College Station, Texas, January 9, 2010
Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Frost ribbons sprouting from young plants. College Station, Texas, January 9, 2010
Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Thin layers of ice are often formed into exquisite patterns that curl into "petals" that resemble flowers. College Station, Texas, January 9, 2010
Red-banded Hairstreak (Calycopis cecrops) butterfly on a frostweed flower in Lick Creek Park. College Station, Texas, September 12, 2008
Bumblebee on flowers of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, October 23, 2013
Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, September 24, 2012
Frostweed (Verbesina virginica) on sewer line right of way in Lick Creek Park. At the first hard freeze, even though the plant has gone to seed and looks dead, the roots are still active. The sap freezes, splits open the stem and forms these "frost-flowers". College Station, Texas, January 9, 2010
Blooming Rock-rose (frostweed, sunrose, Helianthemum georgianum) in Sam Houston National Forest on Little Lake Creek Loop Trail. Richards, Texas, April 4, 2010.
Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. The stems split and exude sap that freezes into fascinating shapes. College Station, Texas, January 9, 2010
Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Frothy texture of frozen sap extruded from stem looks like cotton candy. College Station, Texas, January 9, 2010
Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Layers of ice are formed into exquisite patterns that curl into "petals" that resemble flowers. College Station, Texas, January 9, 2010
Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Petals of "frost-flowers" are easily melted and are usually visible in the early morning or in shaded areas. College Station, Texas, January 9, 2010
Frostweed and a thistle on Racoon Run Trail in Lick Creek Park. College Station, Texas, July 17, 2013
Frostweed (Verbesina virginica) after hard freeze on sewer line right of way in Lick Creek Park. Petals of frost flowers are very delicate and will break when touched. College Station, Texas, January 9, 2010
Frostweed (Verbesina virginica) on Post Oak Trail in Lick Creek Park. College Station, Texas, September 7, 2009
Frostweed leaves in Lick Creek Park. College Station, Texas, June 10, 2012
Frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, October 11, 2013
Flowers of frostweed (Verbesina virginica) in Lick Creek Park. College Station, Texas, October 11, 2013
Frostweed with aphids on Park Hudson Trail. College Station, Texas, June 30, 2014
Red aphids on a leaf of frostweed in Lick Creek Park. College Station, Texas, July 15, 2014
Frostweed (Verbesina virginica) with aphids in Lick Creek Park. College Station, Texas, July 15, 2014
Black and red aphids on a leaf of frostweed in Lick Creek Park. College Station, Texas, July 15, 2014
Frostweed (Verbesina virginica) on Park Hudson Trail. College Station, Texas, August 6, 2014

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