Roses
Posted: 06 Aug 2012 13:17I know to spray Roses that have yellow leaf and black spot. BUT what is the cause of this disease? It's very hard to eradicate : 
PlantAdvice.co.uk
Gardening Forum
http://home.plantadvice.co.uk/forum/
Roses
http://home.plantadvice.co.uk/forum/viewtopic.php?f=17&t=411
Page 1 of 1
Posted: 06 Aug 2012 13:17