Active Air CO2 Test Kit beneficial microbes just place it on top

just place it on top of Big Mama

FoxFarm adds earthworm castings and Norwegian kelp into this special brew to encourage sturdier

The lamp has a flexible neck and adjustable height to provide clean and balanced light that works for seed starting

- Built-in weed barrier

For replacement tape

Active Air CO2 Test Kit beneficial microbes just place it on topWe recommend measuring CO2 periodically to ensure optimum levels for growth. The Active Air CO2 Test Kit is an inexpensive alternative to costly electronic monitors. Use the tester kit to gauge proper CO2 level, as well as eliminate waste and optimize growth. The kit is inexpensive and easy to use, and includes instructions.