Pigeon, I'm not an expert, but it looks like s. uliginosa/ Bog Sage. It will take an area with more water than most salvias like, but will also grow in 'average' soil. Mine here does best with a little bit of shade.Also, it will 'spread'.
I could be wrong...
and.....
"maybe I should have kept my mouth shut....."
The Urge for Seeds is Strong in This One.....
