Bluelab OnePen plant-care/pest-&-disease-control as well as leaving insects

as well as leaving insects less likely to bother your potted plants

1/4 - 1/2 cup per cubic foot of soil as part of a complete nutrient and mineral program

making daily ventilation adjustments simple and hassle-free

The polypropylene plastic is a high-quality plastic that is chemically resistant to many aggressive chemicals

Professional growers use VermiPro™ as a standalone hydroponic/soilless medium

Bluelab OnePen plant-care/pest-&-disease-control as well as leaving insectsBluelab OnePen one click data capture record, store, categorize and share your measurements in on easy to use app. Unlock the full potential of data with the OnePen. Superior Durability and easy maintenance double junction pH probe, titanium electrodes, and an IP68 dust and waterproof rating deliver durability, while the replaceable probe and heath indicator simplify maintenance for long lasting performance