40x / 25mm Jewelers Magnifying Loupe water tank Plant roots are an essential

Plant roots are an essential part of the ecosystem below the soil surface

synthetic formulations are less accommodating to microbes and pathogens

Potassium (K) is also a macro nutritional element

Some cultivars and growing conditions may require higher doses of calcium

Coco coir approved

40x / 25mm Jewelers Magnifying Loupe water tank Plant roots are an essentialLed Loupe Magnifier, led light of the magnifying glass provides enough light at any dim conditions. The pocket size is convenient to carry, you can use it everywhere. Quickly identify trichomes, diseases, bugs, moulds, mildews, ripeness and the overall health and beauty of your plants. Color White Black Magnification 40x Lens Diameter 25mm Illumination 2 LED lights Button Battery 3 LR927 (included)