Graduated Cylinder, 500 ml New Millenium One of the original soilless

One of the original soilless mix components used to formulate professional mixes

Use Rock Resinator starting the second week of flowering through harvest at a rate of 4mL/1Gal for lower EC's and up to 8mL/1Gal for higher EC's

carbohydrates and essential plant hormones • Revitalizes tired garden soil • Dried sea kelp • Covers approx 120 square feet

developing more blooms and better tomatoes all season

then put plants on it and reflect heat up through their pots and other containers

Graduated Cylinder, 500 ml New Millenium One of the original soillessWhen precision is needed, Hydrofarms Measuring Cylinders are up to the task. Made of durable, translucent polypropylene, each cylinder offers measurements in milliliters using raised marking for easy reading. Measures in 5 ml increments.