FoxFarm Grow Big Size:1L The steady air output pressure

The steady air output pressure can be fine-tuned using the power adjustment knob located on the top of the air pumps’ casing

The Black Box also features metal framing made of strong

Steel Tape

With its high perlite content

which is 100% guaranteed to give you stronger roots and better harvests

FoxFarm Grow Big Size:1L The steady air output pressureFoxFarm Grow Big Liquid Plant Food (6 4 4) is a fast acting, water soluble fertilizer for lush, compact vegetative, growth. Use Grow Big early in the season when young plants need an extra boost. Containing earthworm castings and Norwegian kelp, this special brew encourages sturdier, healthier stems and leaves, while also providing enough nutrients and trace minerals to create healthy branching later in the season for more abundant buds and blooms.