Rare even in Great Britain, this twining honeysuckle is grown mainly for its glaucous foliage, which is blue enough for the color to read...Read More well from a distance. The flowers are highly fragrant and similar to those of the closely related L. periclymenoides and L. etrusca.
Despite the common name, this is no more evergreen than the other twining honeysuckles, which tend to be evergreen in the deep south and deciduous in the northern US.
Hillier calls it "fastidious in its requirements". Where it grows well, it is vigorous and can grow up to 6' in a single season.
I can find no evidence that it's in cultivation in N. America.
Native to southeastern Spain, it is hardy on a wall in Aberdeen, Scotland (USDA Z8), and perhaps colder. Its native range extends into USDA Z10.
Rare even in Great Britain, this twining honeysuckle is grown mainly for its glaucous foliage, which is blue enough for the color to read...Read More