Flowers are a brilliant carmine-magenta with a black center, at least in the usual forms in cultivation. (In the wild, there are populati...Read Moreons with a more subdued coloration.)
Good flower production, with some rebloom later in the summer.
The Royal Horticultural Society has awarded this group of plants its coveted Award of Garden Merit (AGM).
Requires sharp drainage. This is a plant for the rock garden rather than the perennial border.
Armitage gives its hardiness as Z5-7 in eastern N. America. Not a plant for hot humid summer climates, as in the southeastern US.
The species is native to the Pyranees, but this subspecies is native to the Balkans, Italy, and Turkey. Actually, G. cinereum ssp, subcaulescens is now considered a separate species, G. subcaulescens.
Flowers are a brilliant carmine-magenta with a black center, at least in the usual forms in cultivation. (In the wild, there are populati...Read More