GroStar GS2 Soil pH Pen odor-control edge® is a single meter

edge® is a single meter that can measure Dissolved Oxygen and is incredibly easy to use

Use Verde in conjunction with Humboldt Nutrients base nutrients and additives for vigorous growth

It’s the simple

This design results in a precise cut for your flowers while reducing clean up time

*Flush 5 Gallons before attaching to membrane housing GOCF-2510-GB for GrowoniX GOEX100/200/400 GOGX150/200/300/400 & Mini Scrub

GroStar GS2 Soil pH Pen odor-control edge® is a single meterIncludes: pH 7 & pH 4 solution (50ml bottles of each), KCL soaking solution (10ml bottle), cleaning brush, hole dibber, lanyard and user manual Measures pH and temperature in nutrient solution, soil, coco coir, rockwool, and many other media types Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance Impact resistant spear glass tip, 10 times stronger than conventional glass bulb PTFE ring prevents a