Bluelab Soil pH Pen | Measure pH & Temperature in Soil, Coco & Rockwool

🌱 Know Your Soil pH. Grow with Confidence.

Guessing your soil pH is one of the fastest ways to slow down your grow. The Bluelab Soil pH Pen gives you fast, accurate pH and temperature readings directly in your growing media — no slurries, no mess, no waiting.

Just push it in and read it. That's it. 🎯

✅ Works in All Your Favourite Growing Media

• 🪨 Soil — direct insertion, instant reading
• 🌵 Coco coir — accurate pH without mixing slurries
• 🧱 Rockwool — measure right in the slab or cube
• 💧 Nutrient solutions & water — versatile enough for liquid testing too

💡 Why Growers Love It

• ✅ No slurry needed — push straight into your media and read instantly
• ✅ Measures pH & temperature together — two readings, one tool
• ✅ Automatic temperature compensation — accurate readings no matter the conditions
• ✅ Hold reading function — freeze the display so you can read it easily
• ✅ Simple 2-point calibration — quick to set up, keeps readings precise
• ✅ Fully waterproof — not just water resistant, fully waterproof
• ✅ Auto-off function — saves battery life automatically
• ✅ Battery included — 1 x AAA alkaline battery, ready to go out of the box
• ✅ 1-year warranty — industry-leading peace of mind

🌿 Perfect For

• Soil growers who want fast, direct pH readings without the hassle of slurry tests
• Coco and Rockwool growers needing accurate media pH at every stage
• Home growers and commercial facilities who need a reliable, portable pH tool
• Anyone switching from liquid pH pens who wants something built for solid growing media

📋 Quick Specs

• Measures: pH & Temperature
• Compatible Media: Soil, Coco, Rockwool, Nutrient Solution
• Calibration: Simple 2-point
• Temperature Compensation: Automatic
• Waterproof: Fully waterproof
• Battery: 1 x AAA alkaline (included)
• Auto-Off: Yes — extends battery life
• Warranty: 1 year
• Weight: 0.3 kg

🛒 Stop guessing your soil pH. Add the Bluelab Soil pH Pen to your grow kit and get accurate readings in seconds — straight from the source. 🌱