Silage and hay

Preserve hay and silage with biological additives. The Biostart hay and silage preservative range was designed specifically to maintain feed quality and reduce spoilage on New Zealand farms.


Natural silage additive for well preserved, high quality feed.

Organic SilageKing

The certified organic version of our silage additive.


Biological silage additive with natural ensiling bacteria for high-quality maize silage.


Biological hay preservative for mould control and high-quality feed.

Organic HayKing

The certified organic version of our biological hay preservative.