alfalfa lucerne flower purple reverdins blue butterfly (colias croceus) blooms in a green field , sulphur

alfalfa reverdins alberta botanical bouquet butterflies butterfly canada colors copy space delicate dorsal dot endangered farming farmland fleur flying gardening glossy golden grain gray grow growing growth harvesting head herbal insect insects july lawn meadow multicolored people outside petal prairie pretty purple scented single tender vertical vibrant violet wildlife wing lucerne flower blue colias croceus blooms green field sulphur summer moldova