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pour a small amount of your sample directly into the sensor cup until it overflows
Y = tube type) makes it easy to select the exact configuration for your facility's electrical setup and airflow requirements
No hot spots throughout room
oyster shell lime (pH adjuster)
NO EQUIPTMENT
G-Rex Options:G-Rex 2 oz pour a small amount ofG Rexcustom blended in Northern California, never dried or dehydrated! G Rex is formulated to be used throughout the entire growth cycle. It will continue to work from the rooted cutting stage all the way until harvest. When making cuttings, add G Rex as soon as a callous forms at the base of the cutting. For example, when you set up a tray of rockwool or oasis cubes water with Hum tea, wait seven days and then water in G Rex. After transplant