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These paper-wrapped Mini Blocks are designed for seedlings and cuttings
The process value is visible during calibration so the user knows when it has settled down
this is a sign that you may need to be increasing the airflow into your greenhouse
Microbes Bloom Stage MICROBES are a specific group of Beneficial Bacteria and Fungi formulated specially for the Flower/Bloom Stage of plants
Aqua Master P50 Pro pH Temperature Meter Lighting Accessories These paper-wrapped Mini Blocks areDescription Aqua Master P50 Pro pH Temp Meter: This is an ideal digital hand held meter tailored for a diverse array of industries, designed to accurately measure the pH and temperature of a variety of liquids. The top quality, user friendly meter is known for its high accuracy and a perfect hand fit honor due to its rubber ergonomic back and a cord which securely fastens the cap. In addition, it features a 2 point auto calibration feature to ensure