Osflo Fertiliser

Osflo Fertiliser Limited is a trusted, Taranaki-based specialist in custom nutrient application, soil health, and sustainable agricultural fertilisers. Founded in 1967 and operating near Inglewood, Osflo has nearly 60 years of hands-on experience supporting pastoral farming, dairy, horticulture, organic growers, and commercial crops across New Zealand.

Our flagship product, Osflo Fertiliser, is a composted poultry litter fertiliser that is Fertmark-registered and BioGro-certified organic. By practicing circular nutrient management, we transform organic by-products into high-value, nutrient-dense fertiliser options that improve soil structure, stimulate biological activity, and boost long-term crop productivity while maintaining a lower carbon footprint.

In addition to our signature organic compost blends, Osflo offers custom fertiliser mixing and operates a fleet of precision bulk spreaders to deliver reliable ground application services tailored to individual farm agronomy needs. Whether you require sustainable soil conditioners, targeted crop nutrients, or contract spreading, our experienced Taranaki team is committed to helping New Zealand growers farm more productively and sustainably.