Green Planet PK Spike (0-14-15)
PK Spike is formulated to provide a uniform quantity of phosphorus and potassium to your flowering plants. Green Planet Reviewed Guide and feed chart kits are the best near you for your DIY Australian systems. Designed with over 25% more P/K than the next industry leading brand, this product can be applied at a maximum rate of 1 mL/L to achieve a 250 ppm P/K spike to your plants. Use: Begin use in week 2 of flowering cycle.