Grotek Monster Grow Pro™ 2.5kg / 5.5lb brand-superthrive The multi-tap outlets can accommodate

The multi-tap outlets can accommodate both 120 and 240 volt ballast cords

Say goodbye to constant pH adjustments

Hydroguard's reformulation makes it even more effective than before

SUPERthrive Pro-Tekt is recommended for all plants

Automatically converts between High Pressure Sodium (HPS) and Metal Halide (MH) lamps

Grotek Monster Grow Pro™ 2.5kg / 5.5lb brand-superthrive The multi-tap outlets can accommodateMonster Grow Pro is a high nitrogen fuel for high performance growing that gives an added boost to your plants while they are in the vegetative stage. It is designed to be used only once to give your plants an additional push to produce extra lush green vegetative growth.