ROCKWOOL Mini Blocks 1.5" Starter 45 MM4040 2KG Philips brand 1000 Watt clear

Philips brand 1000 Watt clear metal halide lamp with mogul base

The Bluelab pH Probe has a Double Junction Reference which provides a longer life than many other pH probes and is a gel-filled non-refillable probe

Same as the Can-Filter brand

There are several advantages:

That’s why they experimented with many different types of silica

ROCKWOOL Mini Blocks 1.5" Starter 45 MM4040 2KG Philips brand 1000 Watt clearStarter MINI BLOCKS can sit in a tray (flat) without support for easy starting of seeds and cuttings. They are individually wrapped to minimize algae growth. For best results put them on the flat side of the GRO SMART Tray to ensure good airflow around the cubes. Remove wrapping and transplant into any loose media such as GROW CUBES or GROW CHUNKS, or leave wrapping on and set on top of a larger GRO BLOCK. These cubes are popular for production of