Super Heavy Duty Zenbori Trowel Knife lamps accurate pH measurement in nutrient

accurate pH measurement in nutrient solution and root-zone from the palm of your hand

A light meter allows growers an accurate means of adapting to their plants' needs as the light conditions change during a full growing season

Also due to the micelles ability to biodegrade

These units are completely airtight and easy to install

Super Heavy Duty Zenbori Trowel Knife lamps accurate pH measurement in nutrientZenport K247 Zenbori soil knife with sheath & 6" stainless steel serrated blade & depth measurement, & a black plastic handle functions as a scoop, knife, saw & weeding tool. Depth markings on the stainless steel blade will ensure your plants & bulbs are planted at just the right depth. Now an even sharper & longer cutting Stroke & sharper serrations for easier cutting of roots & Swift division of perennials & grasses. The handle is black abs plastic.