Award Of Garden Merit. Excellent for ordinary use in appropriate conditions available at nurseries and garden centers of good constitution essentially stable in form and colour and reasonably resistant to pests and diseases. Download the complete and up-to-date RHS Award of Garden Merit AGM lists for ornamental plants fruit and vegetables.
They are tuberous perennials originally from South America with showy daisy-like composite flowerheads in all shades and combinations of white yellow orange pink and red flowering in late summer and autumn fall. The 2019 Benedict Medal was awarded at the AHS Convention in Green Bay Wisconsin. May suffer foliage damage and stem dieback in harsh winters in cold gardens.
The Award of Garden Merit AGM is a mark of quality awarded since 1922 to garden plants by the British Royal Horticultural Society RHS.
They are tuberous perennials originally from South America with showy daisy-like composite flowerheads in all shades and combinations of white yellow orange pink and red flowering in late summer and autumn fall. 130 rows The following is a list of rhododendron cultivars and species which have gained the Royal. The 2019 Benedict Medal was awarded at the AHS Convention in Green Bay Wisconsin. Hardy through most of the UK apart from inland valleys at altitude and central northerly locations.
