By Kathyhudson
United Kingdom 
Can you tell me which is the bluest of the eryngium
Plants please
Thanks
2 Oct, 2015
Previous question
« Can you tell me which is the bluest eryngium Please Thanks.
Probably Eryngium zabelii 'Big Blue'... but even ordinary Eryngium planum has steely blue heads, just smaller.
2 Oct, 2015