Vellas Pullet & Duck Grower is a 3mm macro pelleted diet suitable for layer pullets and ducklings from 5-6 weeks of age until 18-20 weeks of age. It contains higher Niacin to support ducks and contains a natural herbal Coccidiostat with no withholding period for both meat and eggs. It is safe for ducklings and ducks. Vella Stock Feeds is an 100% Australian owned.