By Maggiehughes
West Midlands,
United Kingdom 
my rhoderdendron is lovely but i have noticed the edges of the flowers are going brown the leaves are nice and green
20 May, 2012
How long has your rhododendron been in flower? The flowers do go brown as they go over, alternatively if you haf a late frost this will also cause the flowers to go brown.
20 May, 2012