Sustane is the world leading manufacturer and exporter of organic and natural based slow-release fertilisers. The Sustane range of natural soil builders is derived from aerobically composted turkey litter, converted to humus, providing a product which is biologically stable and features high microbial diversity – creating a source of long lasting plant & soil nutrition for a range of applications. 

With over 500 independent research studies conducted since 1980, Sustane is one of the most comprehensively researched organic ranges available in today’s market. Not only certified by the USDA and Organic Material Review Institute (OMRI), it also demonstrates greater efficacy and superior results compared to other organic options. 

Safe for people, animals and the environment, Sustane is suitable for a range of applications, including lawns & gardens, landscape and sports turf. For golf, popular products include Sustane 10-1-4 granular – a spring turf starter, rich in quick-release water-soluble nitrogen for fast uptake and green up when soil temperatures are cooler – and Bolster Granular 4-4-4 + 3Fe which, with a formulation of organic nutrients, beneficial microbiology, plant bio-stimulants and a powerful blend of mycorrhizae, has proven itself to be the perfect partner for recovery from spring renovations.