 | Blue Hill Salvia. The Blue Hill Salvia (Salvia x sylvestris 'Blauhugel') has glowing purple stems loaded with true blue flowers that bloom from June to October. With its gray-green aromatic foliage, it makes an attractive accent all summer long and reblooming until frost! This flowering perennial is nearly impossible to resist and even the butterflies, Hummingbirds, and beneficial pollinators can't get enough of it! You'll not get enough for your indoor vase arrangements! Luckily, the more you snip, the more blooms... - Blue Hill Salvia. |