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flow (flood & drain) systems work by pumping nutrient solution up from a reservoir to a controlled water level tray
• Simple
Grow-Cubes are difficult to overwater if the container has good drainage
This is a replacement electrode for the ph55 and pH56 models of pocket pH/Temperature meter by Milwaukee Instruments
6) to balance the pH in your substrate
PowerVEG T5 4' Multi-Color Pack (pack of 24, assorted) spl_ps flow (flood & drain) systemsEYE HORTILUX PowerVEG T5 Colors provide nanometer specific spectrums to further enhance the vegetative and flowering growth cycles. PowerVEG Colors promote structurally sound plants ready for transition to HID where bigger and better yields and greater overall production will be seen. This pack includes four different PowerVEG colors. PowerVEG 420 provides a spectrum that is crucial for plant growth during the vegetation cycle, focusing all spectral