By Nanajen
Kent,
United Kingdom 
Hi Peoples
My Blueberry's in pots about 5 yrs old and my new Morrello Cherry tree in garden on Alkaline soil have developed rust on the leaves and fruit, what can I do?
3 Jul, 2016
Previous question
If you're sure its rust, unfortunately, there are no fungal treatments available for use plants with edible fruit - more info below
https://www.rhs.org.uk/advice/profile?pid=756
3 Jul, 2016