1kg OSMOCOTE CALMAG IDEAL FOR COCO COIR COIR COMPOST 10-0-0 5mgo 17 CaO Calcium
1KG CALMAG. and out of the coir with watering, but our granule slow release Calmag stays active in the coir for up to 5 months. Very suitable to use in combination with other Osmocotes and water soluble fertilizers.