Bluelab pH Probe Propagation Soil Amendment: Add to potting

Soil Amendment: Add to potting soil to prevent compaction and boost water retention

and organic fertilizer to feed plants for up to 3 months

Formulated for use during early plant development

dolomite limestone (for pH adjustment)

Bluelab pH Probe Propagation Soil Amendment: Add to pottingThe Bluelab pH Probe is a replacement pH probe (electrode) suitable for use with Bluelab products that test the pH value of a solution. Unfortunately pH Probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip wet and cleaning once a month) you will extend its life. The Bluelab pH Probe has a double junction reference which provides a longer life than many other pH probes and is