5 in a matter of seconds

What You Can Expect When You Put This Grand Master Growing Secret To Work In Your Grow Room

How does the meter work

2 each of: pH 7

Effortless Installation: Easy to set up with safe 0-10 V RJ-14 cables for a hassle-free installation process

Athena PK Size Gal-Pair:1Gal / 3.78L Pair 5 in a matter ofAthena PK is a bloom boosting complement to our 2 part Bloom fertilizers. PK is an essential supplement for the mid to late flowering phase of high yielding plants. Low nitrogen and balance phosphorus potassium ratios boost yields without causing nutrient antagonism. Many PK boosters add far too much of these elements and create a cascade of problems, such as reducing calcium and magnesium availability. Balanced elemental bioavailability is essential