Q.Potassium nitrate and tsp
I am sorry for wrong post because I’m Turkish and I don’t know english very much.
My plants need to tsp and Potassium nitrate.But If potassium nitrate is used, calcium should not be used.And there is calcium in the tsp.Can I use potassium nitrate and TSP at the same time?
Certified GKH Gardening Expert
Are you making your own fertilizer? I would use a ready made fertilizer or add organic fertilizers such as compost instead.