Mint Family:
Erect, square, branched stems. (YES)
The leaves are arranged in opposite pairs, from oblong to lanceolate, often downy, and with a serrated margin. (YES)
Leaf colors range from dark green and gray-green to purple, blue, and sometimes pale yellow. (YES)
The flowers are on a continuum from purple to white and produced in false whorls called verticillasters. (YES)
The corolla is two-lipped with four subequal lobes, the upper lobe usually the largest. (Hard to see)
The fruit is a nutlet, containing one to four seeds. (Would need a close up)
Sage/Salvia Genus
Unlike the rest of the mint family they
ONLY have two stamen vs the usual 4. (I can't really see the flowers clearly in the OP picture)
More often then not they are a bit hairy.