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Family: Verbenaceae (Verbena family)
Mid-Atlantic bloom time: June - October
Blue Vervain is native throughout the contiguous United States and all of Canada except for the northernmost parts. Blooming throughout the summer, it is an important food source for insects and is larval host to a number of moths and butterflies.
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16 July 2015
Manassas National Battlefield Park, Manassas, VA 
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16 July 2015
Manassas National Battlefield Park, Manassas, VA 
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16 July 2015
Manassas National Battlefield Park, Manassas, VA (lower leaves) 
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14 July 2019
Front Royal, VA 
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14 July 2019
Front Royal, VA 
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14 July 2019
Front Royal, VA (hand included to show size) 
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14 July 2019
Front Royal, VA 
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22 July 2021
Manassas National Battlefield Park, Manassas, VA 
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14 July 2022
Silver Lake Regional Park, Haymarket, VA 
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14 July 2022
Silver Lake Regional Park, Haymarket, VA 
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