Xtend Liquid

A make of liquid fertilisers with a release period of 2 ¯ 3 months.
• 21:0:0, A slow-release liquid nitrogen fertiliser containing dicyandiamide and N(n-butyl) thiophosphoric triamide;
• 34:0:0, containing ammonium and nitrate nitrogen, in addition to Hydrexx stabilised urea,
They are marketed by Headland Amenity and others, e.g. Agrovista Ame