Bluelab pH Soil Pen ( Suitable for soil, substrates & water )

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Know what’s going on at the root zone. Measures soil pH and temperature for optimal plant health.

The Bluelab Soil pH Pen simplifies soil pH testing. It measures pH and temperature directly in soil, coco coir, rockwool, or nutrient solutions, eliminating the need for messy soil slurries. This handheld device ensures accurate readings for optimal plant health.

Features:

• Robust, dual-purpose storage cap/dibber to take measurements directly from the root zone
• Compact handheld design for convenient use
• Bright, easy-to-read backlit display
• Double-junction pH probe for accurate measurements
• Simple 2-point pH calibration with a 30-day reminder
• KCl-filled storage cap/dibber keeps the pH probe hydrated
• Waterproof design allows easy switching between soil and nutrient solution
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