Harris Diatomaceous Earth, Food Grade, 2lbs with Duster plant life The probe surface is where

The probe surface is where the instrument takes the reading of the solution or soil/media

Tough and durable

In addition to essential primary and secondary plant nutrients we’ve added a beneficial mix of endomycorrhizal fungi to ensure successful planting

Clear and Black construction allows for supreme versatility

Variety of uses - this pest control can be used on outdoor ornamentals

Harris Diatomaceous Earth, Food Grade, 2lbs with Duster plant life The probe surface is whereSafe for human and pet use, our DE is free from all additives, certified organic, professionally packaged, and is the only official diatomaceous earth health supplement on the market.