A professional two-part nutrient that provides all of the micro and macro nutrients your plant needs from seedling to harvest.
Suitable for use in any growing medium, indoors and outdoors.
Primo A&B provides the perfect base nutrient to enhance fruit development and quality.
Use with Mass Roots for best results.
Vegetative Phase 2-3ml/L.
Use with Mass Roots, Grow Vital, Calmag Master and Pro Silica for best results.
Flower Phase 2-3ml/L.
Use with Bud Express, Loaded PK, Resin King, Calmag Master and Pro Silica for best results.
Directions of Use
Add Primo A&B to nutrient reservoir before adding other additives then stir well. Always add Primo A before Adding Primo B to your nutrient reservoir.