Bumper Up & Down

pH Adjustment Solutions

Bumper-Crop pH Adjustment Solutions are formulated to provide easy maintenance of pH in nutrient solutions. Works with any nutrient program. Enhances flower development and helps your plants feed better.


BUMPER UP works by raising the pH of plantfood solutions.


BUMPER DOWN helps your plants absorb nutrients by lowering the pH of the water around your plant’s roots.

Product # Description Size
04230021 Bumper Down 1 Litre
04230022 Bumper Down 4 Litre
04230041 Bumper Up 1 Litre
04230042 Bumper Up 4 Litre