Potent PK Booster with a 13/14 Ratio Plant Magic PK 13/14 contains exactly the right ratio of extra phosphorous and potassium for prolific flowering when used as an additive with Plant Magic’s mineral feeds. The ingredients are highly refined to ensure that they are easy to absorb by the plant and produce greatly increased yields. Don’t flower without it! Please note: The 5 and 10 litre bottles are purchase to order. How Plant Magic – PK 13/14 Works Plant Magic’s PK 13/14 contains high quality mineral ingredients to provide the extra phosphorous and potassium that plants need during flowering to produce outstanding harvests. When used as an additive to your usual base nutrient in flowering, PK 13/14 ensures that your plants do not run short of these essential nutrients. PK 13/14 increases the number of flowers and budding sites and produces bigger blooms of much greater weight and quality. If you use Plant Magic’s mineral feeds than don’t flower without it!
