Blueflower Eryngo (Eryngium integrifolium)

Full sun to part shade

Average to high water needs

Size: 2-3' tall x 1' wide
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Bloom time: Late summer

https://florida.plantatlas.usf.edu/plant.aspx?id=3137

http://hawthornhillwildflowers.blogspot.com/2014/01/blueflower-eryngo-eryngium-integrifolium.html