- GRIGG Iron Combo is a multi-nutrient formulation that contains nitrogen, potassium, boron and amino acid complexed copper, iron, manganese and zinc. It is an excellent option for improving turf color and correcting micronutrient deficiencies.
- Organically chelated micronutrient package.
- Contains soluble nutrients for efficient uptake and use
- Iron plays a key role in chlorophyll production, which improves turf color
- Recommended for golf and sports turf
7-20 ml/m² every 14 days.