Avon,
United Kingdom 
I have a laburnum tree that has not flowered as expected and has yellow patches on its trunk & branches. what can I do to save it?
15 May, 2010
Previous question
Avon,
United Kingdom
I have a laburnum tree that has not flowered as expected and has yellow patches on its trunk & branches. what can I do to save it?
15 May, 2010
Previous question
Yellow patches could just be lichen growth, which is harmless, but without a photo, can't really be more definite than that.
15 May, 2010