leedsrhinojohn
Member
My plants are showing an iron deficiancy so i need to dose iron but i can only find ready made liquid versions.
Where can i buy dry fe from?
How much do i need to make up a solution of 500ml to dose 0.1mg per week (is that enough?)
Where can i buy dry fe from?
How much do i need to make up a solution of 500ml to dose 0.1mg per week (is that enough?)