Hanna HI70300-023 GroLine Electrode Storage Solution (230 mL) hydro-filter so nutrients are more likely

so nutrients are more likely to remain in the growing medium

Boost your plants with Botanicare Silica Blast 1qt

this supplement provides plants with the right amount of nitrogen

Not for Mother Earth Terracraft Potting Soil

our scientists were hard at work with a mission: to give growers a consistent and precise way to feed their plants through every growth phase

Hanna HI70300-023 GroLine Electrode Storage Solution (230 mL) hydro-filter so nutrients are more likelyHI70300 023 is a GroLine storage solution prepared with reagent grade chemicals that can be used to ensure optimum performance of your pH and ORP electrodes. It is necessary to store a pH electrode in a solution in order to keep the glass membrane of the pH electrode hydrated. Ideally a storage solution should be used; never store an electrode in distilled or deionized water. The Hanna Instruments storage solution is specifically formulated to