Today I looked at a rhododendron in the garden and have noticed that some buds are black ? Any idea why this might be ? Some buds seem fine. thanks in advance for any help.
It could be bud blast http://apps.rhs.org.uk/AdviceSearch/Profile.aspx?pid=795
Posts
It could be bud blast http://apps.rhs.org.uk/AdviceSearch/Profile.aspx?pid=795